Inventor
KOYAMA TOSHIKI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “KOYAMA TOSHIKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
3 patentsUS6794739B2Sep 21, 2004
Semiconductor device, process for production thereof, and electronic equipment
SONY CORP34 citations92
US7808104B2Oct 5, 2010
Substrate for mounting electronic component and electronic apparatus including the substrate
SONY CORP5 citations61
US5883440AMar 16, 1999
Outline forming method for semiconductor device and semiconductor manufacturing device used in this method
SONY CORP6 citations54
HAYASHIBARA BIOCHEM LAB
3 patentsUS6573380B2Jun 3, 2003
4-cyanocoumarin derivatives and uses thereof
HAYASHIBARA BIOCHEM LAB9 citations72
US6916981B2Jul 12, 2005
Semiconductor layer, solar cell using it, and production methods and applications thereof
HAYASHIBARA BIOCHEM LAB6 citations59
US7375225B2May 20, 2008
4-cyanocoumarin derivatives and uses thereof
HAYASHIBARA BIOCHEM LAB0 citations50
SHIRAI HIROFUSA
3 patentsUS5618930AApr 8, 1997
Phthalocyanine compound and method for making, nitro-substituted phthalocyanine compound, amino-substituted phthalocyanine compound, phthalocyanine-containing polymer and method for making, catalyst, and optical recording medium
SHIRAI HIROFUSA7 citations72
US5776576AJul 7, 1998
Phthalaocyanine compound as a layer in optical recording medium
SHIRAI HIROFUSA2 citations61
US5516900AMay 14, 1996
Phthalocyanine compounds containing either a polymerizable vinyl group, a nitro group, or an amino group
SHIRAI HIROFUSA3 citations61