Donald B. C. Wu

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Taipei, TW

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Patents Grantslast 30 patents

Information Patent Grant
Keyboard with ports
- Patent number 6,449,142
- Issue date Sep 10, 2002
- Donald Wu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and circuit for detecting small variations in capacity via d...
- Patent number 5,937,023
- Issue date Aug 10, 1999
- Donald Wu
- G01 - MEASURING TESTING
Information Patent Grant
Key switch for a keyboard
- Patent number 5,718,327
- Issue date Feb 17, 1998
- Donald Wu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Joystick switch assembly
- Patent number 5,488,206
- Issue date Jan 30, 1996
- Donald Wu
- G05 - CONTROLLING REGULATING
Information Patent Grant
Joystick switch assembly
- Patent number 5,473,126
- Issue date Dec 5, 1995
- Donald Wu
- G05 - CONTROLLING REGULATING
Information Patent Grant
Power converter with a piezoelectric ceramic transformer
- Patent number 5,424,935
- Issue date Jun 13, 1995
- Donald B. C. Wu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Key switch
- Patent number 5,263,783
- Issue date Nov 23, 1993
- Donald Wu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
Programmable remote control apparatus and method thereof
- Publication number 20080204269
- Publication date Aug 28, 2008
- Donald Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Joystick having pressure-activated switch
- Publication number 20030160761
- Publication date Aug 28, 2003
- Donald Wu
- G05 - CONTROLLING REGULATING
Information Patent Application
KEYBOARD WITH PORTS
- Publication number 20020097552
- Publication date Jul 25, 2002
- Donald Wu
- G06 - COMPUTING CALCULATING COUNTING