Inventor

KAWAGUCHI MASAO

JP19 patents

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

KAWAGUCHI MASAO

TOYOTA MOTOR CO LTD

Method and system for internal combustion engine oxygen sensor heating control which provide sensor heating limited for reliable operation

Method and system for internal combustion engine oxygen sensor heating control with time smoothing

Engine air/fuel ratio control method and system selectively providing feedback control or open loop control according to oxygen sensor heating condition

PANASONIC CORP

Semiconductor light-emitting device

Semiconductor laser device

Nitride semiconductor laser element

SHARP KK

Thin-film transistor and liquid crystal display device

Thin film transistor and liquid crystal display device

NIPPON DENSO CO

Oxygen sensor

Oxygen sensor

PANASONIC IP MAN CO LTD

Semiconductor light emitting element

Semiconductor laser device

UNIP CORP CO LTD

Method of modifying the surface of plastic substrate

Method of finishing glass substrate

KAWAGUCHI MASAO

Semiconductor laser device

Resin composition and metal laminate plate

FINE GLASS TECHNOLOGY CO LTD

Method of cleaning glass substrate for magnetic disk or semiconductor substrate

TAMURA SATOSHI

Method for fabricating nitride semiconductor laser device and nitride semiconductor laser device

SAMONJI KATSUYA

Semiconductor laser device and method for manufacturing the same