| Patents for G09B 19 - Teaching not covered by other main groups of this subclass (16,783) |
|---|
| 10/03/1990 | CN2063264U Chinese phonetic alphabet magic disc |
| 10/03/1990 | CN2063263U Device for identifying chinese characters |
| 09/26/1990 | CN2062887U Teaching calculator with beads |
| 09/26/1990 | CN2062886U Enlightenment device |
| 09/26/1990 | CN2062643U Arithmetic entertainment chess |
| 09/25/1990 | US4959017 Electronic learning device for teaching how to handle money |
| 09/19/1990 | CN2062478U Training device for chinese phonetics and reading exercises |
| 09/19/1990 | CN2062243U Toy capable of imitating human sound |
| 09/18/1990 | US4957444 Training horse simulator |
| 09/12/1990 | CN2062096U Study aid for pupil mathematics |
| 09/05/1990 | EP0385016A1 Savings bank |
| 09/05/1990 | EP0289519B1 Process and device for determining the identity and position of objects |
| 09/05/1990 | CN2061720U Experiment board with electronic circuit |
| 09/05/1990 | CN2061476U Diagrammatic building blocks with the chinese phonetic alphabet |
| 09/04/1990 | US4954977 Pedagogic calculating machine for arithmetic instruction |
| 09/04/1990 | US4953370 Handicraft for producing simulated needlepoint |
| 09/04/1990 | CA1273487A1 Multi-mode teaching simulator |
| 08/29/1990 | EP0383774A1 Skid simulator for motor vehicles |
| 08/29/1990 | CN2061315U Teaching rule for children |
| 08/29/1990 | CN2061071U Speed understanding intelligent toy clock for children |
| 08/22/1990 | CN2060927U Teaching aid for children |
| 08/22/1990 | CN2060684U Intelligence switch with operating and words distinguishing function |
| 08/16/1990 | EP0382369A2 Business education model |
| 08/16/1990 | DE4003960A1 Laser detection system for armed forces - is provided as body harness and helmet with detectors |
| 08/15/1990 | CN1044724A Logical reasoning mathematic recreative machine |
| 08/14/1990 | US4949267 Site-selectable air traffic control system |
| 08/14/1990 | US4948957 Method for training infrared imager users |
| 08/14/1990 | US4948372 Tennis instructional aid and method |
| 08/09/1990 | WO1990009020A1 Interactive language learning system |
| 08/08/1990 | CN1044408A Mathmatic-music toy bricks for intelligence-developing |
| 08/07/1990 | US4946391 Electronic arithmetic learning aid with synthetic speech |
| 08/01/1990 | EP0379528A1 Voice-training arrangement |
| 08/01/1990 | CN2060003U Chinese phonetic alphabet combination rotary-disc |
| 07/24/1990 | US4943238 Automotive electronic instructional and diagnostic training apparatus |
| 07/18/1990 | CN2059526U Toy for studying english |
| 07/18/1990 | CN2059525U Pluggable universal breadboard with both useful surfaces |
| 07/18/1990 | CN2059370U Intellgent chinese checkers with counting |
| 07/17/1990 | US4941829 Method for providing a dynamic tutorial display |
| 07/11/1990 | CN2059094U English spelling chess |
| 06/20/1990 | EP0373906A1 An operations processor |
| 06/20/1990 | CN2058517U Abacus with digital indicator |
| 06/19/1990 | US4934940 Dental hygiene instruction display |
| 06/19/1990 | US4934939 Method of teaching bed-making |
| 06/19/1990 | US4934386 Apparatus for assessing responses of humans to stimulants |
| 06/13/1990 | CN2058108U Universal electronic toy bricks |
| 06/05/1990 | US4931934 Method and system for measuring clarified intensity of emotion |
| 06/05/1990 | US4931018 Device for training welders |
| 05/31/1990 | WO1990005970A1 Expert data collection, analysis, and response system and method |
| 05/31/1990 | DE3938847A1 Thermoelementanordnung und verfahren zu ihrer herstellung A thermocouple assembly and process for their preparation |
| 05/29/1990 | US4929181 Toy & instructional apparatus |
| 05/23/1990 | CN2057522U Multifunctional magnetic curtain for teaching purpose |
| 05/23/1990 | CN1042310A Playing card of english language |
| 05/23/1990 | CA2003202A1 Printed circuit thermocouple arrangements for personnel training and equipment evaluation purposes, and methods of making and using same |
| 05/17/1990 | WO1990005350A1 Interactive audiovisual control mechanism |
| 05/09/1990 | CN2056864U Trigonometric function chess |
| 05/03/1990 | WO1990004848A1 Production of video recordings |
| 05/01/1990 | US4920675 Advertisement tool |
| 04/25/1990 | CN2056535U Pithy formula turning plate for abacus calculation of addition and subtraction |
| 04/25/1990 | CN2056534U Keyboard calculator |
| 04/24/1990 | US4919618 Game board with player figures for teaching team sports |
| 04/19/1990 | WO1990004243A1 Mathematical aid |
| 04/17/1990 | US4917611 Ion chamber trainer |
| 04/11/1990 | CN2055971U "guessing riddle by seeing picture" toy bricks |
| 04/11/1990 | CN2055735U Mathematical reading game machine for children |
| 04/10/1990 | US4915634 Visual and manipulative teaching aid for mathematics |
| 04/04/1990 | EP0360909A1 Speech practising apparatus |
| 04/04/1990 | CN2055624U Intelligence moving disk for english alphabets to compse words |
| 04/04/1990 | CN2055623U Cassette studying apparatus |
| 04/04/1990 | CN2055401U Intelligence cards for learning chinese characters by their chinese phonetic alphabet transliteration |
| 04/03/1990 | US4913539 Apparatus and method for lip-synching animation |
| 04/03/1990 | US4912850 Method for making decorative articles |
| 03/28/1990 | CN2055280U Teaching and exercising device for chinese phonetic alphabet |
| 03/28/1990 | CN2055279U Intellectual abc-card |
| 03/27/1990 | US4911642 Color wheel palette |
| 03/20/1990 | US4909740 G. P. A. challenge game, and methods of constructing and utilizing same |
| 03/13/1990 | US4907972 Baby walking straps |
| 03/13/1990 | US4907971 System for analyzing the syntactical structure of a sentence |
| 03/08/1990 | WO1990002402A1 Training method and apparatus with audio and digital signals recording and play back |
| 03/08/1990 | WO1990002393A1 Fire fighting trainer |
| 03/06/1990 | US4906193 Intrinsic perceptual motor training device |
| 02/27/1990 | US4903990 Problem sheet for self-evaluated mathematics examination |
| 02/22/1990 | WO1990001762A1 Children's toilet training device |
| 02/21/1990 | CN2053360U Intelligent playing cubes for spelling chinese characters |
| 02/21/1990 | CN2053359U Intelligent english playing cards |
| 02/21/1990 | CN2053358U Arithmetic disk of infinite interest for basic mathematics |
| 02/21/1990 | CN1039912A Software agent used to provide instruction to a user for a plurality of computer applications |
| 02/14/1990 | CN2052923U Multi function intelligent contest chess |
| 02/14/1990 | CN2052676U Playing cards of geographical knowledges |
| 02/13/1990 | US4900256 Object-directed emotional resolution apparatus and method |
| 02/13/1990 | US4900255 For two-stage Quincunx |
| 02/13/1990 | CA1265652A1 Accessory for a toilet receptacle |
| 02/08/1990 | WO1990001203A1 Language training |
| 02/07/1990 | CN2052357U Dictation device |
| 02/07/1990 | CN2052296U Children's calculation toy |
| 02/07/1990 | CN2052292U English word composing playing-card |
| 02/06/1990 | USH733 Educational device for demonstrating nonstandard counting procedures |
| 01/31/1990 | EP0352908A2 Computing system and method used to provide instruction to a user for a plurality of computer applications |
| 01/31/1990 | EP0352753A2 Model kit for learning blood typing principle |
| 01/23/1990 | US4895518 Computerized diagnostic reasoning evaluation system |
| 01/23/1990 | US4895393 Clock-studying picture book |