Inventor

BROWN PRESTON D

US6 patents

⚠️ This page may combine multiple inventors who share the name “BROWN PRESTON D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HEWLETT PACKARD CO

3 patents

US5909144AJun 1, 1999

Digital method and apparatus for reducing EMI emissions in digitally-clocked systems

HEWLETT PACKARD CO43 citations91

US5736893AApr 7, 1998

Digital method and apparatus for reducing EMI emissions in digitally-clocked systems

HEWLETT PACKARD CO40 citations91

US5075792ADec 24, 1991

Low power optical transceiver for portable computing devices

HEWLETT PACKARD CO99 citations91

HEWLETT PACKARD CORP

1 patent

US5412308AMay 2, 1995

Dual voltage power supply

HEWLETT PACKARD CORP246 citations97

ERGODEX INC

1 patent

US7157651B2Jan 2, 2007

Independently positionable and programmable key switches

ERGODEX INC68 citations93

ERGODEX

1 patent

US6903662B2Jun 7, 2005

Computer input device with individually positionable and programmable input members

ERGODEX164 citations93