Inventor

WELCH HAROLD

US3 patents

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

APPLE COMPUTER

2 patents

US6987466B1Jan 17, 2006

Keyboard having a lighting system

APPLE COMPUTER120 citations94

US5456542AOct 10, 1995

Adjustable data entry keyboard

APPLE COMPUTER12 citations71

IMPACT SYSTEMS INC

1 patent

US6145211ANov 14, 2000

Contacting thickness gauge for moving sheet material

IMPACT SYSTEMS INC7 citations71