Inventor
KIKKAWA HARUHIKO
JP9 patents
⚠️ This page may combine multiple inventors who share the name “KIKKAWA HARUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI CHEMICAL CO LTD
5 patentsUS6071667AJun 6, 2000
Photosensitive resin composition containing a photosensitive polyamide resin
HITACHI CHEMICAL CO LTD17 citations91
US6319656B1Nov 20, 2001
Photosensitive polyimide precursor and its use for pattern formation
HITACHI CHEMICAL CO LTD6 citations72
US6025113AFeb 15, 2000
Photosensitve polymide precursor and its use for pattern formation
HITACHI CHEMICAL CO LTD12 citations72
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
HITACHI LTD
3 patentsUS6636387B2Oct 21, 2003
Magnetic disk apparatus and head-supporting mechanism for the same
HITACHI LTD31 citations91
US6087006AJul 11, 2000
Surface-protecting film and resin-sealed semiconductor device having said film
HITACHI LTD10 citations73
US6200831B1Mar 13, 2001
Surface-protecting film and resin-sealed semiconductor device having said film
HITACHI LTD1 citations51