Inventor

OKADA SYOJI

4 patents

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

TOKYO SHIBAURA ELECTRIC CO

2 patents

US4419971ADec 13, 1983

Cylinder liner for an internal combustion engine

TOKYO SHIBAURA ELECTRIC CO35 citations92

US4325334AApr 20, 1982

Prechamber cup for an internal combustion engine

TOKYO SHIBAURA ELECTRIC CO12 citations73

TOSHIBA KK

1 patent

US5178647AJan 12, 1993

Wear-resistant member

TOSHIBA KK17 citations72

NIPPON PISTON RING CO LTD

1 patent

US3934886AJan 27, 1976

Corrugated radial spacer expander for compound oil scraping rings

NIPPON PISTON RING CO LTD4 citations58