Inventor
SEKIGUCHI SHIGEAKI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “SEKIGUCHI SHIGEAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
6 patentsUS6872966B2Mar 29, 2005
Optical semiconductor device
FUJITSU LTD24 citations91
US9235001B2Jan 12, 2016
Optical device and optical module
FUJITSU LTD5 citations72
US9425899B2Aug 23, 2016
Optical transmitter and method for controlling operation state of optical transmitter
FUJITSU LTD6 citations70
US10001607B2Jun 19, 2018
Optical wiring module, optical transceiver, and optical coupling method
FUJITSU LTD0 citations51
US8923659B2Dec 30, 2014
Optical switching apparatus and method
FUJITSU LTD0 citations49
US7852894B2Dec 14, 2010
Semiconductor laser and semiconductor optical integrated device
FUJITSU LTD0 citations49