Inventor
KOJIMA MITSUMASA
JP9 patents
⚠️ This page may combine multiple inventors who share the name “KOJIMA MITSUMASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI CHEMICAL CO LTD
7 patentsUS6071667AJun 6, 2000
Photosensitive resin composition containing a photosensitive polyamide resin
HITACHI CHEMICAL CO LTD17 citations91
US5811218ASep 22, 1998
Photoinitiator compositions including amino acids, coumarin and titanocene and photosensitive materials using the same
HITACHI CHEMICAL CO LTD17 citations83
US5115089AMay 19, 1992
Processes for preparation of polyimide-isoindroquinazolinedione and precursor thereof
HITACHI CHEMICAL CO LTD14 citations73
US4958001ASep 18, 1990
Dicyclohexyl-3,4,3',4'-tetracarboxylic acid or dianhydride thereof and polyamide-acid and polyimide obtained therefrom
HITACHI CHEMICAL CO LTD9 citations73
US4847358AJul 11, 1989
Process for producing polyamide acid having siloxane bonds and polyimide having siloxane bonds and isoindoloquinazolinedione rings
HITACHI CHEMICAL CO LTD8 citations70
US6309791B1Oct 30, 2001
Polyimide precursor, polyimide and their use
HITACHI CHEMICAL CO LTD3 citations61
US6143475ANov 7, 2000
Polyimide precursor, polyimide and their use
HITACHI CHEMICAL CO LTD1 citations61