P

Inventor

OHNUMA YOSHINOBU

JP11 patents
⚠️ This page may combine multiple inventors who share the name “OHNUMA YOSHINOBU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SHELL OIL CO

5 patents
US6015873AJan 18, 2000

Polyphenol composition and method of producing the same

SHELL OIL CO7 citations71
US5900468AMay 4, 1999

Epoxy resin composition

SHELL OIL CO4 citations60
US6084039AJul 4, 2000

Epoxy resin composition

SHELL OIL CO1 citations50
US5880246AMar 9, 1999

Polyepoxy composition containing trisepoxide

SHELL OIL CO1 citations50
US5869664AFeb 9, 1999

Process for preparing adduct of imidazole-isocyanuric acid

SHELL OIL CO0 citations50

RESOLUTION PERFORMANCE PRODUCT

2 patents
US6451878B1Sep 17, 2002

High molecular weight epoxy resin and resinous composition for printed circuit board

RESOLUTION PERFORMANCE PRODUCT23 citations89
US6515047B2Feb 4, 2003

Composition of epoxy resin and triazine-formaldehyde-phenol resin

RESOLUTION PERFORMANCE PRODUCT3 citations59

MITSUBISHI PETROCHEMICAL CO

2 patents
US4579957AApr 1, 1986

Process for producing polymaleimide

MITSUBISHI PETROCHEMICAL CO25 citations81
US5371236ADec 6, 1994

Non-crystalline ether-imide type high purity bismaleimide composition and process for producing the same

MITSUBISHI PETROCHEMICAL CO4 citations59

MITSUBISHI CHEM CORP

1 patent
US6060611AMay 9, 2000

Epoxy resin composition

MITSUBISHI CHEM CORP16 citations82

MITSUBISHI CHEMICAL CO

1 patent
US6232411B1May 15, 2001

Hydrogenated diglycidyl ethers of bipheny-4,4′-diol

MITSUBISHI CHEMICAL CO10 citations68