Inventor

KONOPKA JOHN

US3 patents

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

OSRAM SYLVANIA INC

2 patents

US7288901B1Oct 30, 2007

Ballast with arc protection circuit

OSRAM SYLVANIA INC17 citations90

US7468586B2Dec 23, 2008

Ballast with arc protection circuit

OSRAM SYLVANIA INC6 citations71

DIESEL ENGINE RETARDERS INC

1 patent

US5967115AOct 19, 1999

Electronic controls for compression release engine brakes

DIESEL ENGINE RETARDERS INC66 citations93