Inventor

HAMAGISHI TAKAHIRO

JP3 patents

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

OPNEXT JAPAN INC

2 patents

US6925264B2Aug 2, 2005

Optical transmitter and optical transmitting apparatus using the same

OPNEXT JAPAN INC5 citations71

US6901223B2May 31, 2005

Optical transmitter and optical transmitting apparatus using the same

OPNEXT JAPAN INC0 citations50

HITACHI LTD

1 patent

US6559997B1May 6, 2003

Optical transmitter and optical transmitting apparatus using the same

HITACHI LTD6 citations71