Inventor
KITATANI TAKESHI
JP18 patents
⚠️ This page may combine multiple inventors who share the name “KITATANI TAKESHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OPNEXT JAPAN INC
5 patentsUS7340142B1Mar 4, 2008
Integrated optoelectronic device and method of fabricating the same
OPNEXT JAPAN INC8 citations73
US7636378B2Dec 22, 2009
Semiconductor laser diode
OPNEXT JAPAN INC6 citations63
US7577319B2Aug 18, 2009
Semiconductor optical device and manufacturing method thereof
OPNEXT JAPAN INC4 citations62
US7329894B2Feb 12, 2008
Semiconductor laser device and semiconductor optical modulator
OPNEXT JAPAN INC6 citations62
US7711229B2May 4, 2010
Optical integrated device and manufacturing method thereof
OPNEXT JAPAN INC0 citations50
HITACHI LTD
4 patentsUS6821801B1Nov 23, 2004
Manufacturing method of semiconductor laser diode
HITACHI LTD20 citations92
US6697405B2Feb 24, 2004
Vertical cavity surface emitting lasers, optical modules and systems
HITACHI LTD20 citations92
US6782032B2Aug 24, 2004
Semiconductor laser, ray module using the same and ray communication system
HITACHI LTD14 citations83
US5747864AMay 5, 1998
Light receiving element and a method of fabricating the same
HITACHI LTD10 citations73
OCLARO JAPAN INC
4 patentsUS10355454B2Jul 16, 2019
Optical semiconductor device, optical module, and method for manufacturing optical semiconductor device
OCLARO JAPAN INC1 citations62
US9780529B2Oct 3, 2017
Semiconductor optical device and manufacturing method thereof
OCLARO JAPAN INC0 citations52
US10312665B2Jun 4, 2019
Optical semiconductor device, optical subassembly, and optical module
OCLARO JAPAN INC0 citations41
US8891570B2Nov 18, 2014
Optical semiconductor device
OCLARO JAPAN INC0 citations39