Inventor
HIRATAKA TOSHINORI
JP13 patents
⚠️ This page may combine multiple inventors who share the name “HIRATAKA TOSHINORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
10 patentsUS6282352B1Aug 28, 2001
Optical module, method for manufacturing optical module and optical communication apparatus
HITACHI LTD49 citations96
US6220764B1Apr 24, 2001
Optical module, method for manufacturing optical module and optical communication apparatus
HITACHI LTD78 citations96
US5675684AOct 7, 1997
Optical module having semiconductor elements fixedly mounted thereon with improved accuracy
HITACHI LTD54 citations96
US6457877B2Oct 1, 2002
Optical module, method for manufacturing optical module and optical communication apparatus
HITACHI LTD42 citations95
US6726375B2Apr 27, 2004
Optical module, method for manufacturing optical module and optical communication apparatus
HITACHI LTD21 citations92
US6632027B1Oct 14, 2003
Optical module
HITACHI LTD49 citations92
US6364540B2Apr 2, 2002
Optical transmission module for achieving an optimum optical connection and useful for high density mounting
HITACHI LTD27 citations92
US7165898B2Jan 23, 2007
Optical module, method for manufacturing optical module and optical communication apparatus
HITACHI LTD7 citations73
US6668140B2Dec 23, 2003
Module for optical communication
HITACHI LTD4 citations62
US6341027B1Jan 22, 2002
Module for optical communication
HITACHI LTD4 citations62