HM

Hsi-Kuang Ma

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Douliu, TW: #8 of 282 inventorsTop 3%
Overall (All Time): #119,902 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
7035421 Earphone set 2006-04-25
6477128 Portable player suitable for large compact disks and small compact disks 2002-11-05
6375259 Foldaway panel display on a chair 2002-04-23
5880783 Digital camera for a computer 1999-03-09
5828552 Heat dissipating structure of a notebook computer 1998-10-27
5768102 CPU heat dissipating device 1998-06-16
5729478 Notebook computer with insertable expansion devices Yung-Fa Cheng 1998-03-17
5691882 PCMCIA mounting structure 1997-11-25
5657202 Combination of computer mainframe housing, sound producing unit, and mainframe unit 1997-08-12
5642259 Arrangement for connecting an expansion card to a connector socket in a personal computer 1997-06-24
5633658 Structure of mouse 1997-05-27
5627728 Expansion box for notebook computers Yung-Fa Cheng 1997-05-06
5623392 LCD assembly with projection function 1997-04-22
5615081 Portable computer having keyboard structure including two sub-keyboards mounted for rotation between a longitudinally aligned position and a mutually parallel position 1997-03-25
5570267 Flat display module 1996-10-29
5459637 Portable notebook computer expansion adapter Chan I. Chung 1995-10-17
5400055 Expansible notebook computer Chan I. Chung 1995-03-21
5363273 Computer system with removable floppy disk drive and expansion slot assembly mounted flush in one corner 1994-11-08
5327322 Built-up pen base computer 1994-07-05
5325262 Pen base computer with detachable peripheral equipment boxes 1994-06-28
5319582 Detachable portable personal computer 1994-06-07
5290178 Docking station apparatus for portable computer 1994-03-01
5260885 Solar power operated computer 1993-11-09
5260852 Slide box type hard disk drive with system connecting and disconnecting switch on a circuit board 1993-11-09
5255214 Portable computer with a level and angular position adjustable LCD assembly 1993-10-19