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Class Information
Number: 434/201
Name: Education and demonstration > Mathematics > Arithmetic > Electric component included in teaching means
Description: Subject matter including an electrical part.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7499848 |
Scripting support for an emulator |
Mar. 3, 2009 |
| 7338287 |
Systems and methods for searching for and delivering solutions to specific problems and problem types |
Mar. 4, 2008 |
| 7234941 |
Toy for use with vertical surfaces |
Jun. 26, 2007 |
| 7217135 |
Electronic educational toy having a contact-sensitive display screen |
May. 15, 2007 |
| 7214066 |
Computer software and portable memory for an electronic educational toy having a contact sensitive display screen |
May. 8, 2007 |
| 7137819 |
Apparatus, system, and method for teaching sequencing principles |
Nov. 21, 2006 |
| 7040898 |
Computer software and portable memory for an electronic educational toy |
May. 9, 2006 |
| 7018213 |
Electronic educational toy teaching letters words, numbers and pictures |
Mar. 28, 2006 |
| 7006786 |
Computer software and portable memory for an electronic educational toy |
Feb. 28, 2006 |
| 6918768 |
Computerized system and method for visually based education |
Jul. 19, 2005 |
| 6840774 |
System to teach, measure and rate learner knowledge of basic mathematics facts |
Jan. 11, 2005 |
| 6811401 |
Binary rotation teaching game |
Nov. 2, 2004 |
| 6755655 |
Electronic educational toy appliance and a portable memory device therefor |
Jun. 29, 2004 |
| 6739874 |
Electronic educational toy appliance teaching letters words and numbers |
May. 25, 2004 |
| 6729881 |
Electronic educational toy appliance and a portable memory device therefor |
May. 4, 2004 |
| 6726485 |
Electronic educational toy appliance and a portable memory device therefor |
Apr. 27, 2004 |
| 6724355 |
Electronically actuated display array for displaying arithmetic operation symbols |
Apr. 20, 2004 |
| 6676414 |
Method and computer program for playing an educational card game that teaches mathematical facts |
Jan. 13, 2004 |
| 6551104 |
Reward based game and teaching method and apparatus employing television channel selection device |
Apr. 22, 2003 |
| 6482564 |
Electronically active primer layers for thermal patterning of materials for electronic devices |
Nov. 19, 2002 |
| 6464503 |
Method and apparatus for interacting with a computer using a plurality of individual handheld objects |
Oct. 15, 2002 |
| 6413100 |
System and methods for searching for and delivering solutions to specific problems and problem types |
Jul. 2, 2002 |
| 6362812 |
Electronic device and display system employing the same |
Mar. 26, 2002 |
| 6264523 |
Communicating toy |
Jul. 24, 2001 |
| 6206372 |
Magic squares game |
Mar. 27, 2001 |
| 6142784 |
Mathematical learning game and method |
Nov. 7, 2000 |
| 6024573 |
Educational bank |
Feb. 15, 2000 |
| 6018617 |
Test generating and formatting system |
Jan. 25, 2000 |
| 5902114 |
Method of teaching the formulation of mathematical word problems |
May. 11, 1999 |
| 5842869 |
Method and apparatus for displaying question and answer data on plural displays |
Dec. 1, 1998 |
| 5827066 |
Methods of teaching mathematics to disabled students |
Oct. 27, 1998 |
| 5674075 |
Math teaching unit |
Oct. 7, 1997 |
| 5584699 |
Computerized system for teaching geometry proofs |
Dec. 17, 1996 |
| 5520541 |
Apparatus for teaching numbers and mathematics |
May. 28, 1996 |
| 5511980 |
Talking phonics interactive learning device |
Apr. 30, 1996 |
| 5492325 |
Math game device |
Feb. 20, 1996 |
| H1452 |
Interactive information delivery system and method of training |
Jun. 6, 1995 |
| 5346399 |
Educational game for children |
Sep. 13, 1994 |
| 5281144 |
Math facts game apparatus |
Jan. 25, 1994 |
| 5219291 |
Electronic educational video system apparatus |
Jun. 15, 1993 |
| 5139423 |
Electronic teaching device |
Aug. 18, 1992 |
| 5137457 |
Electronic teaching device |
Aug. 11, 1992 |
| 5135398 |
Electronic teaching device |
Aug. 4, 1992 |
| 5055053 |
Computer toy |
Oct. 8, 1991 |
| 5026288 |
Illuminated educational blocks |
Jun. 25, 1991 |
| 4990093 |
Teaching and amusement apparatus |
Feb. 5, 1991 |
| 4978129 |
Electronic game apparatus |
Dec. 18, 1990 |
| 4968255 |
Electronic instructional apparatus |
Nov. 6, 1990 |
| 4959017 |
Electronic learning device for teaching how to handle money |
Sep. 25, 1990 |
| 4946391 |
Electronic arithmetic learning aid with synthetic speech |
Aug. 7, 1990 |
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