Inventor
KUROGUCHI KATSUMI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “KUROGUCHI KATSUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
5 patentsUS6597712B2Jul 22, 2003
Laser diode module
HITACHI LTD20 citations92
US6332720B1Dec 25, 2001
Semiconductor laser coupling device and method for assembling the same on circuit board
HITACHI LTD36 citations92
US7215886B2May 8, 2007
Optical communication module
HITACHI LTD23 citations90
US6826211B2Nov 30, 2004
Diode laser controling module and applied equipment thereof
HITACHI LTD14 citations83
US6983000B2Jan 3, 2006
Laser diode module
HITACHI LTD0 citations51
OPNEXT JAPAN INC
3 patentsUS6937628B2Aug 30, 2005
Optical transmitter modules
OPNEXT JAPAN INC11 citations72
US6912363B2Jun 28, 2005
Optical module which permits stable laser output
OPNEXT JAPAN INC4 citations61
US6805496B2Oct 19, 2004
Optical communication module, manufacturing method thereof and wavelength selective filter
OPNEXT JAPAN INC5 citations59