| Patents for G05D 11 - Ratio control (5,344) |
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| 06/12/2013 | CN202995482U Humidity control device based on single-chip microprocessor |
| 06/12/2013 | CN102603125B Automatic medicine adding control method and device for chemically-assisted dephosphorization in sewage treatment |
| 06/11/2013 | US8463561 Stand-alone renewable-energy generating device including emission savings sensor, retrofit emissions savings sensor for such a device, and method |
| 06/11/2013 | US8463454 Wireless ballast control unit |
| 06/11/2013 | US8463453 Intelligent metering demand response |
| 06/11/2013 | US8463448 Appliance having a user grace period for reinitiating operating when in demand response energy mode |
| 06/11/2013 | US8459292 Cassette system integrated apparatus |
| 06/11/2013 | US8459258 Method and apparatus to attain and maintain target end tidal gas concentrations |
| 06/05/2013 | CN202975855U Water ion concentration control device of medical acceleration tube |
| 06/05/2013 | CN202975854U A tap water chlorine addition monitoring device |
| 06/04/2013 | US8457798 Long-range radio frequency receiver-controller module and wireless control system comprising same |
| 06/04/2013 | US8453667 Cleaning water supply device |
| 05/29/2013 | CN202956676U Medical oxygen concentration controller |
| 05/29/2013 | CN202956675U Medical oxygen source concentration control system |
| 05/28/2013 | US8452462 System stabilizing device |
| 05/28/2013 | US8452460 Fluidics-based orientation and sorting device for plant embryos |
| 05/28/2013 | US8448659 Check valve assembly for well stimulation operations |
| 05/22/2013 | CN103116369A Fluid mechanism, support member constituting fluid mechanism and fluid control system |
| 05/21/2013 | US8447993 Integrated energy savings and business operations in data centers |
| 05/21/2013 | US8443826 Demand valve for gas mixing |
| 05/21/2013 | US8443825 Faucet valve system |
| 05/16/2013 | US20130118605 Simulated gas supply device |
| 05/15/2013 | EP2591349A1 Fluid mixing in a disposable fluid processing system |
| 05/15/2013 | CN202939512U Intelligent CO2 concentration measurement and control device for home brewed wine |
| 05/15/2013 | CN202939511U Tracer material drainage device |
| 05/15/2013 | CN102053631B Fire-fighting foam mixing ratio control method, system and fire-fighting truck provided therewith |
| 05/14/2013 | US8442696 Gas meter and gas safety system |
| 05/14/2013 | CA2691088C Air demand feedback control systems and methods for sulfur recovery units |
| 05/10/2013 | WO2013065894A1 Apparatus and method for automatically controlling the introduction of chemicals for water quality control |
| 05/08/2013 | CN202929495U Grinding liquid concentration automatic control device for numerical control liquid peening machine |
| 05/08/2013 | CN103091232A Particle analyzer and particle test control method and device thereof |
| 05/07/2013 | US8437879 System and method for providing prescribed resources to plants |
| 05/02/2013 | US20130105182 System and Method of Automatic Tank Refill |
| 05/01/2013 | EP2585887A1 Method of preparing liquid mixtures |
| 05/01/2013 | CN202916716U Device used for controlling ozone concentration in ozone water |
| 05/01/2013 | CN103076820A Experimental device suitable for solid-phase oxygen control reaction |
| 04/30/2013 | US8433479 Adaptive front-lighting system with fuzzy logic control |
| 04/30/2013 | US8433453 Electric power leveling controller |
| 04/30/2013 | US8433451 Substation automation with redundant protection |
| 04/30/2013 | US8433448 Same code base in irrigation control devices and related methods |
| 04/29/2013 | DE202013101381U1 Temperaturanzeigevorrichtung Temperature indicating device |
| 04/25/2013 | US20130101485 Method for controlling an injection device for feeding an ammonia-releasing reducing agent into an exhaust-gas purification system of an internal combustion engine |
| 04/24/2013 | CN202904390U Control system capable of generating linear pH gradient solution |
| 04/24/2013 | CN103068455A A mixer-settler, an arrangement comprising at least two mixer-settlers and a method for measuring and controlling the volumetric o/a ratio and phase disengagement time of organic and aqueous phases in a dispersion |
| 04/24/2013 | CN103064437A Device and method for controlling dissolved oxygen in reaction container |
| 04/24/2013 | CN101676220B Ozonated water flow and concentration control apparatus and method |
| 04/23/2013 | US8428787 Electronic device and power management method thereof |
| 04/23/2013 | US8428786 Dynamic resource load reduction |
| 04/23/2013 | US8428785 Enterprise energy automation |
| 04/23/2013 | US8425200 Pump controller |
| 04/18/2013 | WO2012017252A3 A method and apparatus for mixing additives into a fuel |
| 04/17/2013 | CN103049011A Method and system for controlling hydrogen alkyne ratio |
| 04/16/2013 | US8423195 Power consumption projection |
| 04/11/2013 | WO2013052364A1 Method of and apparatus for multiple channel flow ratio controller system |
| 04/10/2013 | CN202870638U Environment air-cleaning filtration system |
| 04/10/2013 | CN202870637U Intelligent nitrogen-filling atmosphere-modification control system of warehouse |
| 04/10/2013 | CN202870636U Device for quantitatively controlling carbon dioxide dropping liquid for intelligent plant growing cabinet |
| 04/09/2013 | US8417392 Qualification system and method for chilled water plant operations |
| 04/09/2013 | US8417390 Code replacement for irrigation controllers |
| 04/09/2013 | US8413673 Flow actuated valve |
| 04/04/2013 | US20130085618 Method of and Apparatus for Multiple Channel Flow Ratio Controller System |
| 04/03/2013 | CN103026220A Fluid mixing in a disposable fluid processing system |
| 04/02/2013 | US8412387 Apparatus for controlling a power using a smart device and method thereof |
| 04/02/2013 | US8412386 Adaptive relaying controlled by autonomous event detection |
| 04/02/2013 | US8412384 Power plant operation control system and a power plant maintaining and managing method |
| 04/02/2013 | US8412382 Zone based energy management system |
| 04/02/2013 | US8408233 Flow control system and method for controlling two positive displacement pumps |
| 04/02/2013 | US8408231 Pressure balance valve |
| 03/28/2013 | US20130075483 Electronic shower user interface |
| 03/27/2013 | CN103003767A Apparatus and method to feed livestock |
| 03/27/2013 | CN102999058A Wireless monitoring method for sewage concentration |
| 03/26/2013 | US8406937 System and method for reducing peak and off-peak electricity demand by monitoring, controlling and metering high intensity fluorescent lighting in a facility |
| 03/26/2013 | US8406936 Modular battery network system with life-optimal power management |
| 03/26/2013 | US8406934 System for regulating the active power of a wind farm |
| 03/21/2013 | US20130071294 Hydrogen storage, distribution, and recovery system |
| 03/20/2013 | CN102981519A Sewage concentration wireless monitoring system |
| 03/20/2013 | CN101979492B Laboratory liquor blending device and electromagnetic valve selection method |
| 03/19/2013 | US8401711 System and method for managing distributed renewable energy systems |
| 03/19/2013 | US8401708 Electric power system |
| 03/19/2013 | US8401706 Networked multi-inverter maximum power-point tracking |
| 03/19/2013 | US8401705 Irrigation controller water management with temperature budgeting |
| 03/19/2013 | US8401703 Method and device for controlling production of a mixture of components, in particular a mixture with pre-mix dead volumes |
| 03/19/2013 | US8397743 Internal relief valve apparatus for use with fluid regulators |
| 03/14/2013 | WO2013013717A3 Packet-wise proportioning followed by immediate longitudinal mixing |
| 03/14/2013 | US20130061944 Systems and Methods for Water Conservation |
| 03/13/2013 | CN202773562U Device capable of controlling release concentration of carbon dioxide air fertilizer in greenhouse |
| 03/13/2013 | CN102971610A Method and device for measuring a volume flow of a liquid flowing into a container and/or a volume of the liquid having flowed into the container |
| 03/13/2013 | CN102968137A Concentration control system and control method of medical oxygen sources |
| 03/13/2013 | CN102230041B Method for debugging oxygen-rich gas adjustment system and putting it into operation |
| 03/13/2013 | CN102147625B Detection and control device for density of regenerative acid and method |
| 03/12/2013 | US8396821 Utility monitoring systems and methods of use |
| 03/12/2013 | US8396609 Control of cells, modules and a pack comprised of hybridized electrochemistries |
| 03/12/2013 | US8396607 Grid responsive control device |
| 03/12/2013 | US8396606 System and method for estimating and providing dispatchable operating reserve energy capacity through use of active load management |
| 03/12/2013 | US8395704 Fluid transmission through a visual display panel |
| 03/12/2013 | US8394300 Manufacturing method of optical goods |
| 03/12/2013 | US8393348 Directional control valve device and directional control valve device block having directional control valve devices |
| 03/07/2013 | WO2013033079A1 Fluid mixing and delivery system |
| 03/06/2013 | CN202771275U Semiconductor device gas mixing controller |
| 03/05/2013 | US8392031 System and method for load forecasting |