| Patents for G01D 15 - Component parts of recorders for measuring arrangements not specially adapted for a specific variable (3,259) |
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| 02/14/1978 | US4074281 Method and appartus for making hard copy records of curves including curves which are mathematically described as multi-functions from periodically sampled data points |
| 02/14/1978 | US4074280 Thermal recording apparatus |
| 02/14/1978 | US4074277 Apparatus for acoustically synchronizing drop formation in an ink jet array |
| 02/14/1978 | US4074275 Strip chart recorder |
| 02/14/1978 | US4074273 Sequential value multi-point recording device with unidirectional scan |
| 01/24/1978 | US4070681 Modulated laser |
| 01/24/1978 | US4070680 Thermal printer-plotter system for multi-directional printing and plotting |
| 01/24/1978 | US4070587 Energizing control system for an intermittently energized device |
| 01/24/1978 | US4070187 Color display of data |
| 01/17/1978 | US4069487 Recording member and process for recording |
| 01/17/1978 | US4069484 Defect plotting system |
| 01/10/1978 | US4068242 Recorder with lubricated stylus |
| 01/10/1978 | US4068240 Vector magnetic ink jet printer with stabilized jet stream |
| 01/10/1978 | US4068144 Liquid jet modulator with piezoelectric hemispheral transducer |
| 01/03/1978 | US4067020 Noninterrupt ink transfer system for ink jet printer |
| 01/03/1978 | US4067017 Parallel thermal printer |
| 12/27/1977 | US4065775 Ink jet with uniform density trace control for recorders |
| 12/13/1977 | US4063296 Method and means for erasing recordings on magnetic paper, particularly for distance measuring equipment |
| 12/13/1977 | US4063253 Ink jet recording apparatus |
| 12/13/1977 | US4063212 Side scan sonar system |
| 12/13/1977 | US4062648 Plotter with adaptive velocity means for improving plotted line quality |
| 12/06/1977 | US4062021 Ink recorder with grooved pressure roller feed |
| 12/06/1977 | US4062020 Circuit arrangement for the frequency analysis of a signal |
| 11/29/1977 | US4060814 Recorder with edge-guided belt |
| 11/29/1977 | US4060812 Nozzle for an ink jet printer |
| 11/01/1977 | US4056823 Analog chart recorder employing thermal printing means |
| 11/01/1977 | US4056822 Low profile single channel thermal analog recorder |
| 10/18/1977 | US4054922 Apparatus for forming an erasable record of the value of a measured quantity |
| 10/18/1977 | US4054884 Facsimile copy medium |
| 10/18/1977 | US4054883 Ink pen device |
| 10/11/1977 | US4053902 Fluid pump for a writing device |
| 10/11/1977 | US4053901 Fluid pump for a writing device having an air ejector feature |
| 10/11/1977 | US4053900 Electrographic printer recording medium loading assembly |
| 10/11/1977 | US4053899 Electrographic recorder cover assembly with retractable electrodes |
| 10/04/1977 | US4052714 Electrographic recording head having an integral recording electrode cleaning means |
| 10/04/1977 | US4052713 Universal snap mounting for disposable chart pens |
| 09/27/1977 | US4051485 Printing apparatus |
| 09/27/1977 | US4050569 Record media advancing mechanism |
| 09/27/1977 | US4050452 Alarm actuation arrangement for an automatic blood pressure recorder |
| 09/20/1977 | US4050079 Electrocardiographic apparatus with recording pen protector |
| 09/20/1977 | US4050075 Ink jet method and apparatus |
| 09/13/1977 | US4048640 Ink pen cartridge and mounting arm for a recording instrument |
| 09/06/1977 | US4047186 Pre-aimed nozzle for ink jet recorder and method of manufacture |
| 09/06/1977 | US4047184 Charge electrode array and combination for ink jet printing and method of manufacture |
| 09/06/1977 | US4046074 Non-impact printing system |
| 08/30/1977 | US4045802 Ink ejection printing apparatus comprising automatically actuated ejection orifice cap |
| 08/30/1977 | US4045770 Method and apparatus for adjusting the velocity of ink drops in an ink jet printer |
| 08/23/1977 | US4044362 Data recording instrument |
| 08/16/1977 | US4042937 Ink supply for pressurized ink jet |
| 08/16/1977 | US4042936 Electrosensitive recording method |
| 08/02/1977 | US4040063 Recording device for plotting the curve of at least one measured quantity |
| 08/02/1977 | US4040062 Recording instrument |
| 08/02/1977 | US4039127 Continuous plotter |
| 07/26/1977 | US4038667 Ink jet ink supply system |
| 07/26/1977 | US4038666 Portable medical data recorder |
| 07/26/1977 | US4038664 Recording chart lock |
| 07/19/1977 | US4037230 Timing circuit for ink jet system printer |
| 07/12/1977 | US4035812 Ink jet recorder and charge ring plate therefor with reduced deplating current |
| 07/12/1977 | US4035811 Ink jet recorder and catcher therefor |
| 07/12/1977 | US4035808 Label printer |
| 07/12/1977 | US4035616 Device for the joint evaluation of several cyclic processes |
| 07/12/1977 | US4035244 Electric recording process |
| 07/05/1977 | US4034379 Ink jet writing process and apparatus |
| 06/28/1977 | US4032930 Mechanism for the application and removal of a stylus wire on stencil material to be engraved |
| 06/28/1977 | US4032928 Wideband ink jet modulator |
| 06/28/1977 | US4032926 Data recording instrument |
| 06/07/1977 | US4028659 Strong motion accelerograph with self-starter and electrical as well as light outputs |
| 05/31/1977 | US4027311 Thermal writing power |
| 05/24/1977 | US4025928 Unitary ink jet and reservoir |
| 05/17/1977 | US4024547 Instrument recording pen |
| 05/17/1977 | US4024544 Meniscus dampening drop generator |
| 05/10/1977 | US4023186 Disposable marker and holder |
| 05/10/1977 | US4023185 Ablative optical recording medium |
| 05/10/1977 | US4023181 Recording medium conductive electrode |
| 05/03/1977 | US4021818 Liquid printing device |
| 04/19/1977 | US4019187 Ink jet recording apparatus |
| 04/12/1977 | US4017871 Marker with three phase ink circuit |
| 04/12/1977 | US4017870 Truncated ball pen |
| 04/12/1977 | US4017868 Thermal Recorder |
| 04/12/1977 | US4017366 Thermographic printing method |
| 04/12/1977 | US4016813 Electrostatic line printer |
| 04/05/1977 | US4016572 Thermographic stylus with inherent pressure control |
| 03/29/1977 | US4015272 Ink ejection type writing unit |
| 03/29/1977 | US4015271 Printing head for use with an ink jet printer |
| 03/29/1977 | US4015269 Automatic pencil apparatus for an automated drafting system |
| 03/29/1977 | US4015268 Recording device with flexible chart |
| 03/29/1977 | US4014693 Electrography, xerography |
| 03/22/1977 | US4013158 Electrographic segment electrode clamping assembly |
| 03/22/1977 | US4013004 Ink mist type high speed printer |
| 03/15/1977 | US4012746 Apparatus for recording variable measurement quantities that can be translated into electrical current or voltage variations |
| 03/01/1977 | US4010477 Head assembly for a jet drop recorder |
| 02/15/1977 | US4008111 Aluminum nitride |
| 02/08/1977 | US4007465 System for self-cleaning ink jet head |
| 02/08/1977 | US4007462 Light absorption printing process |
| 02/01/1977 | US4006483 Recording chart |
| 01/04/1977 | US4001840 Non-photographic, digital laser image recording |
| 12/21/1976 | US3999189 Graphic recording device |
| 12/21/1976 | US3998785 Or anti-bacterial hardware for ink printing apparatus |
| 12/07/1976 | US3996132 Zoapatle |
| 11/30/1976 | US3995281 Recording head for a recording device utilizing electrosensitive recording paper |