Inventor

SAKAI MASAHISA

JP3 patents

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

VICTOR COMPANY OF JAPAN

2 patents

US7526155B2Apr 28, 2009

Rotary joint

VICTOR COMPANY OF JAPAN19 citations81

US7356261B2Apr 8, 2008

Optical wireless communications system

VICTOR COMPANY OF JAPAN3 citations58

UNIV MADRID POLITECNICA

1 patent

US6867929B2Mar 15, 2005

Light source device

UNIV MADRID POLITECNICA29 citations85