Inventor

OHYA SEIJI

JP3 patents

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

NGK SPARK PLUG CO

1 patent

US8377274B2Feb 19, 2013

Gas sensor and method for manufacturing the same

NGK SPARK PLUG CO4 citations60

TOYO MACHINERY CO

1 patent

US4860497AAug 29, 1989

Drill grinder having drill holder including chucks for gripping shank and body of the drill

TOYO MACHINERY CO6 citations57

OHYA SEIJI

1 patent

US8118985B2Feb 21, 2012

Gas sensor

OHYA SEIJI1 citations43