Inventor

LONG DAVID K

4 patents

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

NAT SEMICONDUCTOR CORP

2 patents

US4191942AMar 4, 1980

Single slope A/D converter with sample and hold

NAT SEMICONDUCTOR CORP200 citations95

US4051386ASep 27, 1977

Frequency doubling circuit

NAT SEMICONDUCTOR CORP5 citations61

SIERRA SEMICONDUCTOR CORP

1 patent

US5377260ADec 27, 1994

Telephone circuit to control off-hook status during receipt of caller-ID signal

SIERRA SEMICONDUCTOR CORP107 citations93

FAIRCHILD CAMERA INSTR CO

1 patent

US3943376AMar 9, 1976

Occupancy detector apparatus for automotive safety systems

FAIRCHILD CAMERA INSTR CO44 citations89