P

Inventor

GRUNDSTROM DOUGLAS R

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

TRACE SYSTEMS INC

3 patents
US4562347ADec 31, 1985

Input device featuring both trackball and mouse capability

TRACE SYSTEMS INC97 citations94
USD274730SJul 17, 1984

Home computer housing and display support

TRACE SYSTEMS INC7 citations71
USD274729SJul 17, 1984

Home computer housing and display support

TRACE SYSTEMS INC16 citations71

ZIRCON CORP

2 patents
US5999346ADec 7, 1999

Laser adjustment mechanism

ZIRCON CORP22 citations91
US5452522ASep 26, 1995

Calibrated bevel square with integrated electronic level and plumb

ZIRCON CORP31 citations90

DYNABOOK TECH CORPORATION

2 patents
USD310828SSep 25, 1990

Personal computer

DYNABOOK TECH CORPORATION42 citations89
USD314564SFeb 12, 1991

Display for personal computer

DYNABOOK TECH CORPORATION14 citations71

DYNABOOK CORP

1 patent
USD318466SJul 23, 1991

Personal computer docking station

DYNABOOK CORP22 citations87