| Patents for G09B 19 - Teaching not covered by other main groups of this subclass (16,783) |
|---|
| 07/09/1991 | US5029578 Oxygen breathing apparatus simulator |
| 07/03/1991 | EP0434881A1 Calculator for assisting the teaching of mathematics in elementary classes |
| 07/02/1991 | CA1285619C Human behavior modification apparatus and method |
| 06/27/1991 | WO1991009392A1 Color selecting apparatus |
| 06/26/1991 | CN2079783U Calculating device for children |
| 06/25/1991 | US5026286 Color standard arrangement |
| 06/18/1991 | US5024494 Focussed light source pointer for three dimensional display |
| 06/12/1991 | EP0431061A1 Training method and apparatus with audio and digital signals recording and play back |
| 06/12/1991 | CN2078909U Game-type study board |
| 06/12/1991 | CN2078641U Multi-purpose colour stick |
| 06/05/1991 | EP0429971A2 Method and apparatus to produce subliminal sound recording |
| 06/05/1991 | CN2078472U Demonstrator of multi-variety of applied problem solutions for primary school mathematics |
| 05/29/1991 | DE4017614A1 Topography simulation e.g. for etching semiconductor - uses modified diffusion model having lattice of virtual points in space occupied by workpiece |
| 05/29/1991 | CN2078030U Chinese phoneticizing rotating disc |
| 05/28/1991 | US5018976 Teaching system for enhancing the learning of sets of facts |
| 05/22/1991 | CN2077571U Multiplication demonstration board for pupils |
| 05/21/1991 | US5017143 Method and apparatus for producing subliminal images |
| 05/21/1991 | US5017142 Interactive method for testing working memory |
| 05/15/1991 | CN2077145U Multi-functional child studying board |
| 05/14/1991 | US5015179 Speech monitor |
| 05/08/1991 | CN1051127A Mahjong pieces with chinese idioms |
| 05/07/1991 | US5013069 Golf scorecard |
| 05/07/1991 | US5013047 Apparatus for determining the identity and position of game objects |
| 04/25/1991 | DE3939401C1 Training equipment improving coordination between brain hemispheres - has stereophonic headphones for supplying balanced or left or right information e.g. by speech |
| 04/24/1991 | EP0424045A2 System and method for interacting with a database |
| 04/24/1991 | CN2075807U Maths chess for child |
| 04/24/1991 | CN2075806U Electronic calculator for baby |
| 04/23/1991 | US5010495 Interactive language learning system |
| 04/23/1991 | US5009601 Method for teaching garment buttoning |
| 04/23/1991 | US5008964 A musical and speech generating |
| 04/16/1991 | US5007840 Operations processor |
| 04/16/1991 | CA1282954C Speech synchronized animation |
| 04/10/1991 | EP0420971A1 Plough with symmetrical body, with adjustable variable angle of attack and variable working width |
| 04/03/1991 | CN1050334A Interesting mathematical operation chess |
| 04/02/1991 | US5004442 Educational toys |
| 03/28/1991 | DE3931241A1 Foreign language dictionary - includes bar-codes corresp. to required word and bar-code reader pen to provide pronunciation aid via electronic unit |
| 03/20/1991 | CN2073608U Child and puple's mathematic board |
| 03/07/1991 | DE4027348A1 Construction model for human interface - uses functionally distributed agents working in conjunction with information generating studio |
| 03/06/1991 | CN2072709U Multi-functional children intelligence toy |
| 02/21/1991 | WO1991002341A1 Toy and instructional apparatus |
| 02/20/1991 | CN1049291A Chess of the chinese phonetic alphabet |
| 02/19/1991 | US4993952 Arithmetic counter |
| 02/12/1991 | US4992050 Consumer color reference kit |
| 02/12/1991 | US4991755 Toothpaste dispenser with timer assembly |
| 02/01/1991 | CA2021900A1 Toy and instructional apparatus |
| 01/30/1991 | EP0410040A1 A learning aid to enlighten intelligence for children |
| 01/30/1991 | CN2070486U Children's primer mathematics learning device |
| 01/30/1991 | CN2070485U Children counter |
| 01/30/1991 | CN2070484U Children mathematic magic rule |
| 01/22/1991 | US4986789 Shape identification toy vehicle assembly |
| 01/22/1991 | US4986757 Nutrition and exercise education game and method of play thereof |
| 01/17/1991 | DE4013932A1 Learning aid consisting of two parts folded together - with question written on outside and answer written on inside |
| 01/14/1991 | CA2027311A1 Minilab |
| 01/10/1991 | WO1991000582A1 Comparative evaluation system for improving the pronunciation |
| 01/09/1991 | CN2069144U Composite teaching used by pupils |
| 01/09/1991 | CN2068851U English-chinese playing cards with intelligence developing function |
| 01/09/1991 | CN1048336A 数棋 Rithmomachy |
| 01/08/1991 | US4983125 Device for measuring human performance |
| 01/08/1991 | US4983124 Fire fighting trainer |
| 01/04/1991 | WO1991000575A1 Computer operations recorder and training system |
| 01/04/1991 | CA2060891A1 Computer operations recorder and training system |
| 01/02/1991 | EP0404904A1 Expert data collection, analysis, and response system and method |
| 01/02/1991 | CN1048166A Toy bricks capable of arithmetic operations |
| 12/26/1990 | CN2068002U Three-purpose weiqi for multi-man, learning and journey |
| 12/26/1990 | CN1047981A Amusement cards |
| 12/18/1990 | US4978304 Training aid for shoelace tying |
| 12/18/1990 | US4978303 Physical acuity test device |
| 12/18/1990 | US4978302 Computer program for teaching land mass recognition |
| 12/13/1990 | DE3918752A1 User program learning support for computer system - storing speech associated with program steps. as well as visual guidance |
| 12/12/1990 | CN2067177U Three-dimensional jigsaw puzzles for exercising fast-calculation |
| 12/11/1990 | US4976620 Device for creating and displaying moire patterns |
| 12/05/1990 | CN2067012U Language and maths intelligent stick for children |
| 12/05/1990 | CN2067011U Pressure drive character reading-out device |
| 12/05/1990 | CN1047458A Eight-function poker |
| 12/04/1990 | US4975060 Psychological test game |
| 11/29/1990 | WO1990014651A1 Dental hygiene instruction display |
| 11/28/1990 | CN2066342U Septfunctional combined card |
| 11/28/1990 | CN1010649B Message screen |
| 11/27/1990 | US4973253 Color selecting apparatus |
| 11/27/1990 | US4973106 Reminder device for wearing seat belts |
| 11/21/1990 | CN2066174U Children art handwork tools box |
| 11/21/1990 | CN2065936U Children intelligence studying machine |
| 11/20/1990 | US4971560 Teaching aid and method for improving memorization of fundamental facts in the form of equations |
| 11/15/1990 | WO1990013883A1 Multilingual translating apparatus |
| 11/15/1990 | DE3915449A1 Mechanical language-teaching aid - has plates with three or more rotating evaluation templates |
| 11/14/1990 | CN2065782U Arch-shaped counter |
| 11/13/1990 | US4969821 Combination novelty and educational device |
| 11/07/1990 | CN2065082U Mathematics board games |
| 11/07/1990 | CN2065081U Interesting intelligence cards |
| 11/06/1990 | US4969194 Apparatus for drilling pronunciation |
| 11/06/1990 | US4968255 Electronic instructional apparatus |
| 11/01/1990 | WO1990012490A1 Plough with symmetrical body, with adjustable variable angle of attack and variable working width |
| 10/31/1990 | EP0394304A1 Demonstration appliance. |
| 10/31/1990 | CN2064916U Arithmetic exercise device for pupil |
| 10/10/1990 | CN2063675U Delightful arithmetic toy for infant |
| 10/10/1990 | CN2063674U Arithmetic training card for children |
| 10/10/1990 | CN2063673U Teaching aid for children performing mathematical calculations |
| 10/04/1990 | DE3910936A1 Method for increasing mental receptiveness when teaching pupils (students) by means of a suggestopaedic teaching method and device for carrying out this method |
| 10/04/1990 | DE3910538A1 Device for learning how to clean teeth |
| 10/03/1990 | CN2063265U Jigsaw puzzle with foreign language |