P

Inventor

CAMPBELL RONALD L

US8 patents
⚠️ This page may combine multiple inventors who share the name “CAMPBELL RONALD L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

STORAGE TECHNOLOGY CORP

3 patents
US5247406ASep 21, 1993

Tape cartridge magazine

STORAGE TECHNOLOGY CORP55 citations94
US5278708AJan 11, 1994

Single tape cartridge access port

STORAGE TECHNOLOGY CORP48 citations93
US5258882ANov 2, 1993

Single tape cartridge access port

STORAGE TECHNOLOGY CORP18 citations79

HUGHES AIRCRAFT CO

2 patents
US5199881AApr 6, 1993

Hermaphroditic interconnection of circuit boards

HUGHES AIRCRAFT CO20 citations77
US5213512AMay 25, 1993

PLCC socket mateable connection

HUGHES AIRCRAFT CO12 citations69

EMERSON ELECTRIC CO

2 patents
US7441563B2Oct 28, 2008

Thermostatic expansion valve with check valve

EMERSON ELECTRIC CO2 citations56
US7434597B2Oct 14, 2008

Thermostatic expansion valve with check valve

EMERSON ELECTRIC CO3 citations53

(unassigned)

1 patent
US5911287AJun 15, 1999

Lifting device for use with a ladder

55 citations90