Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Chew; Wai-Kwok
Address:
Tai Po, N.T., HK
No. of patents:
1
Patents:












Patent Number Title Of Patent Date Issued
5219291 Electronic educational video system apparatus June 15, 1993
An electronic educational video system apparatus for connection to a standard television receiver for teaching basic skills to a child through the use of animated graphic displays which serve to motivate the child to utilize the apparatus and enhance the child's learning. A microprocesso










 
 
  Recently Added Patents
Sample chamber array and method for processing a biological sample
Hinge device
Cap for storing materials separate from a body of liquid and facilitating subsequent mixing of the materials and the liquid
Balancer device of engine
Apparatus, device and method for determining alignment errors
Spark ignition device and ground electrode therefor and methods of construction thereof
Liquid crystal display device
  Randomly Featured Patents
Systems and methods for controlling a draft inducer for a furnace
Selectively positional V-block fixture
Toner and method for manufacturing the same, and image forming apparatus using the toner
Dimethine compounds of the coumarin series, a process for their preparation and their use as luminous dyestuffs
Session management system and method for use with stateless messaging services
Book shade
Air flow measuring device for internal combustion engines
Herbicidal compositions comprising benzoylpyrazoles and safeners
Radial pocket forming and insert positioning instruments, corneal marker, and method for using same
Golf putter