Patents for G09B 23 - Models for scientific, medical, or mathematical purposes, e.g. full-sized device for demonstration purposes (20,724)
12/1999
12/01/1999EP0767947B1 Observation device
12/01/1999CN2351792Y Light source device for testing solar sensor
11/1999
11/30/1999US5993406 Artificial gut
11/30/1999US5993219 Method and apparatus for modifying a resuscitation training mannequin
11/25/1999WO1999060583A1 Modules creating magnetic anchorage assemblies and relevant assemblies
11/25/1999WO1999039315A3 Interface device and method for interfacing instruments to vascular access simulation systems
11/24/1999EP0959444A1 Method for following and imaging a subject's three-dimensional position and orientation, method for presenting a virtual space to a subject, and systems for implementing said methods
11/24/1999CN2350825Y Angle demonstrator
11/24/1999CN2350824Y Primary school geometric straight line learning demonstrating model
11/24/1999CN2350823Y Functional image change demonstrator
11/24/1999CN2350822Y Improved full-enclosed air pressure type adjustable internal resistance battery
11/18/1999WO1999059119A1 Text file displaying/printing program for confirming knowledge
11/17/1999CN2349624Y Stick type chemical experiment teaching aid
11/17/1999CN2349623Y Current magnetic effect demonstration instrument
11/16/1999US5984880 Tactile feedback controlled by various medium
11/11/1999WO1999057699A1 Aortic stent-graft calibration and training model
11/11/1999WO1999057667A1 Procedure of aligning objects in a field and application of the procedure
11/10/1999CN2348447Y Lenz's law general demonstrator
11/10/1999CN2348446Y Joule law demonstrator
11/10/1999CN2348445Y Assembling plane geometry model
11/09/1999US5980453 Endoscope with low distortion
11/09/1999US5980260 Inter order/family prehistoric lizard display model
11/09/1999US5980258 Mathematical teaching apparatus and method
11/03/1999CN2347223Y Negative ion smoke removing experimental facility
11/02/1999US5975911 Mechanical oscilloscope
11/02/1999US5975748 Servo lung simulator and related control method
10/1999
10/27/1999CN2346022Y Demonstration instrument for water electrolytic test
10/27/1999CN2346021Y Simple harmonic oscillation projection demonstration instrument
10/27/1999CN2346020Y Demonstration apparatus for energy transforming
10/26/1999US5971767 System and method for performing a three-dimensional virtual examination
10/26/1999US5971765 Method and system for generating artificial tornadoes and related vortex phenomena
10/26/1999US5971269 Computational teaching device
10/20/1999EP0951003A1 Injection training tool
10/20/1999EP0950236A1 Nail treatment training device
10/20/1999EP0950235A1 Mathematical teaching apparatus and method
10/20/1999CN2344829Y Electronic rotating display device
10/20/1999CN2344828Y Joule's law experimental device
10/20/1999CN2344827Y Mathematical simulation demonstrating teaching aid
10/20/1999CN2344826Y Artificial gun analogue launcher
10/19/1999US5967790 Surgical model
10/19/1999US5967788 Toy device for illustrating mathematics
10/13/1999EP0948784A1 Artifical tissue
10/13/1999CN2343640Y Foldable light ventilation cabinet for chemical demonstrator
10/13/1999CN2343639Y Current simulation demonstrator
10/13/1999CN1231753A Method for following and imaging a subject's three-dimensional position and orientation, method for presenting a virtual space to a subject,and systems for implementing said methods
10/07/1999WO1999050808A1 Anatomical structure for training surgeons in orthopaedic surgery, in particular backbone surgery
10/06/1999CN2342428Y Two-way connection flexible joint circuit anaogue test board
09/1999
09/29/1999CN2341216Y Demonstrating instrument for water purification and filtering test
09/29/1999CN2341215Y Learning box
09/29/1999CN2340483Y Assembled windmill
09/29/1999CN1230271A System and method for performing three-dimensional virtual examination
09/28/1999US5957694 Canine abdominal palpation simulator
09/22/1999CN2340045Y Electronic experimental formboard
09/22/1999CN2340044Y Program-control exchange principle comprehensive experimental instrument
09/22/1999CN2340043Y Syphon art cup
09/22/1999CN2340042Y Dynamic demonstrator
09/22/1999CN2340041Y Trigometric-function demonstrator
09/22/1999CN2340040Y Vernier type multifunction teaching ruler
09/21/1999US5954513 Surgical training apparatus and methods
09/16/1999WO1999035632A8 Aeration-cavitation demonstration console
09/16/1999DE19807628A1 Evaporator used for demonstrating and teaching
09/16/1999DE19738101C1 Simulating deformation of model human lens sac containing implanted intra-ocular lens, enabling comparison of lens types
09/15/1999EP0941578A1 Mouse interface device for providing force feedback
09/15/1999CN2338833Y Instrument for demonstration of human ovulation, fertilization, meorgenesis and embedding
09/15/1999CN2338832Y Soft lens for students' experiment
09/15/1999CN2338831Y Multi-functional automatic testing device for physics and chemical experiment
09/15/1999CN2338830Y Instrument for obtg. value of circular functions
09/15/1999CN2338829Y Multi-purpose stationery
09/15/1999CN2338828Y Multi-functional circle and fraction demonstration model
09/15/1999CN2338827Y Figure model with changeable posture
09/14/1999US5951301 Anatomical simulator for videoendoscopic surgical training
09/14/1999US5951300 Online system and method for providing composite entertainment and health information
09/10/1999WO1999045522A1 Cardiopulmonary resuscitation (cpr) training model of the human body
09/09/1999DE19837547A1 Modell zum Üben der cardiopulmonaren Widerbelebung (CPR) eines Menschen Model for practicing cardiopulmonary reanimation (CPR) of a human
09/08/1999CN2337631Y Frictional force direction demonstration device
09/08/1999CN2337630Y Roller arm demonstration device
09/07/1999US5947899 Model of a biological organ system
09/07/1999US5947786 Educational blocks with enhanced manipulation features
09/07/1999US5947745 Atomic model of simultaneous electron-pair-sharing and allosterism
09/07/1999US5947744 Training apparatus and method for coronary artery anastomoses featuring simulated pulsating heart
09/07/1999US5947743 Apparatus for training for the performance of a medical procedure
09/01/1999CN2336429Y Sidereal day and solar day demonstration board
08/1999
08/31/1999US5945056 Method of making a surgical simulator
08/31/1999US5944532 Educational fungal spore and bacteria microscopy kit
08/31/1999US5944531 Oral hygiene instructional display
08/31/1999US5944018 For administration of a rescue procedure to a patient
08/31/1999US5943914 Master-slave micromanipulator apparatus
08/26/1999WO1999042978A1 Method and apparatus for surgical training and simulating surgery
08/26/1999DE19805983A1 Modular element for play and teaching
08/25/1999CN2334607Y Float ball landscape structure
08/24/1999US5941757 Neck assembly for infant simulator
08/24/1999US5941712 For teaching paleontology
08/24/1999US5941710 Apparatus and method of simulating the determination of continuous blood gases in a patient simulator
08/19/1999WO1999040880A1 Apparatus and method for simulating therapeutic manipulation
08/18/1999EP0935796A1 System for training persons to perform minimally invasive surgical procedures
08/18/1999CN2334069Y Rotary-disk shadow-testing and optometry training instrument
08/18/1999CN2334068Y Sound wave resonance instrument
08/18/1999CN2334067Y Microgravity experiment instrument
08/18/1999CN2334066Y Pit teaching model
08/18/1999CN1226049A Method for manufacturing fossil model