Inventor

PLUNGIS DONALD W

4 patents

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

TEXACO INC

2 patents

US4075994AFeb 28, 1978

Internal combustion engine operation utilizing exhaust gas recirculation

TEXACO INC18 citations71

US4011845AMar 15, 1977

Internal combustion engine operation utilizing exhaust gas recirculation

TEXACO INC14 citations71

ANALYSTS INC

1 patent

US4616503AOct 14, 1986

Timer trigger for capillary tube viscometer and method of measuring oil properties

ANALYSTS INC47 citations86

PROTEL INC

1 patent

USD375953SNov 26, 1996

Telephone card reader console

PROTEL INC16 citations71