Inventor
YASUKAWA HISATADA
JP8 patents
⚠️ This page may combine multiple inventors who share the name “YASUKAWA HISATADA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PANASONIC CORP
7 patentsUS8030728B2Oct 4, 2011
Optical semiconductor device
PANASONIC CORP7 citations81
US7768090B2Aug 3, 2010
Semiconductor photodetector device
PANASONIC CORP9 citations81
US7605049B2Oct 20, 2009
Optical semiconductor device and manufacturing method for same
PANASONIC CORP4 citations61
US7483467B2Jan 27, 2009
Semiconductor laser unit and method for manufacturing optical reflection film
PANASONIC CORP2 citations60
US7470886B2Dec 30, 2008
Light receiving circuit, semiconductor laser device, and optical pickup device
PANASONIC CORP3 citations58
US7538404B2May 26, 2009
Optical semiconductor device and method for manufacturing the same
PANASONIC CORP4 citations55
US7888765B2Feb 15, 2011
Optical semiconductor device
PANASONIC CORP1 citations50