Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Business
Class Information
Number: 434/315
Name: Education and demonstration > Audio recording and visual means > Image projector > With code on image carrier for controlling operation of apparatus
Description: Subject matter wherein the visual information carrier carries a code (e.g., light or opaque area, notch, aperture, etc.) to control the operation of the devices.










Patents under this class:

Patent Number Title Of Patent Date Issued
7261612 Methods and systems for read-aloud books Aug. 28, 2007
6011949 Study support system Jan. 4, 2000
5899700 Embedded multimedia control code method and apparatus May. 4, 1999
5710834 Method and apparatus responsive to a code signal conveyed through a graphic image Jan. 20, 1998
5164865 System and method for locating information on a continuous image medium Nov. 17, 1992
4994987 Image access system providing easier access to images Feb. 19, 1991
4677604 Method for controlling access to recorded data Jun. 30, 1987
4552535 Mechanical assembly for audio-visual teaching machines Nov. 12, 1985
4005530 Audio-visual training device with selective branching Feb. 1, 1977
3968575 Teaching device Jul. 13, 1976











 
 
  Recently Added Patents
System and method for routing streaming data requests
Inhibitors of the mevalonate pathway of Streptococcus pneumoniae
Mechanical and moisture protection apparatus for electronic devices
Stage drive method and stage unit, exposure apparatus, and device manufacturing method
Drugs for prophylaxis or mitigation of taxane-induced neurotoxicity
Reconfigurable barrel shifter and rotator
Artificial engine sound control unit, approaching vehicle audible system, and electric vehicle having them
  Randomly Featured Patents
Memory device and method having data path with multiple prefetch I/O configurations
Methods of treating pain with MGBG
Dynamic control system and method for catalytic combustion process and gas turbine engine utilizing same
Test circuit with signature register and an additional register
Test system for remotely testing switches within a telecommunications network
Method and system for configuring an interconnect device
Method of controlling an inkjet printhead, an inkjet printhead suitable for use of said method, and an inkjet printer comprising said printhead
Control system for an agricultural implement
Process for the production of carboxylic acid esters and/or carboxylic acids
Wildlife repellant unit