Inventor

OKA YOSHIRO

JP4 patents

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

NIPPON ZEON CO

1 patent

US4676404AJun 30, 1987

Method and apparatus for feeding drug liquid from hermetic returnable can

NIPPON ZEON CO98 citations94

OKA YOSHIRO

1 patent

USD650505SDec 13, 2011

Floodlight

OKA YOSHIRO51 citations90

TOSHIBA LIGHTING & TECHNOLOGY

1 patent

US8770798B2Jul 8, 2014

Luminaire

TOSHIBA LIGHTING & TECHNOLOGY1 citations48

HITACHI LTD

1 patent

US6799183B2Sep 28, 2004

Operation assistance method and system and recording medium for storing operation assistance method

HITACHI LTD1 citations45