Inventor
ISHII KAZUHISA
JP14 patents
⚠️ This page may combine multiple inventors who share the name “ISHII KAZUHISA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NISSAN CHEMICAL IND LTD
4 patentsUS6677099B1Jan 13, 2004
Positive type photosensitive polyimide resin composition
NISSAN CHEMICAL IND LTD30 citations92
US7361718B2Apr 22, 2008
Alkali-soluble gap fill material forming composition for lithography
NISSAN CHEMICAL IND LTD9 citations83
US6489431B1Dec 3, 2002
Polyimide precursors and polyimides
NISSAN CHEMICAL IND LTD13 citations73
US8007979B2Aug 30, 2011
Acrylic polymer-containing gap fill material forming composition for lithography
NISSAN CHEMICAL IND LTD6 citations62
HITACHI VIA MECHANICS LTD
3 patentsUS7205501B2Apr 17, 2007
Laser machining method and laser machining apparatus
HITACHI VIA MECHANICS LTD19 citations92
US6531677B2Mar 11, 2003
Method and apparatus for drilling printed wiring boards
HITACHI VIA MECHANICS LTD30 citations89
US7473867B2Jan 6, 2009
Laser machining apparatus
HITACHI VIA MECHANICS LTD0 citations41
STANLEY ELECTRIC CO LTD
3 patentsUS6520670B2Feb 18, 2003
Light radiating device with large beam spot size and spatial optical communication device
STANLEY ELECTRIC CO LTD7 citations73
US7084422B2Aug 1, 2006
Semiconductor light emitting device having quantum well layer sandwiched between carrier confinement layers
STANLEY ELECTRIC CO LTD1 citations48
US6900467B2May 31, 2005
Semiconductor light emitting device having quantum well layer sandwiched between carrier confinement layers
STANLEY ELECTRIC CO LTD0 citations38