P

Inventor

TOMIDA MASAYUKI

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

CANON KK

4 patents
US5435818AJul 25, 1995

Mold for optical element and a method of molding optical element

CANON KK29 citations92
US5344476ASep 6, 1994

Method for forming an optical element

CANON KK21 citations91
US5604549AFeb 18, 1997

Press-molded optical element

CANON KK12 citations73
US5735920AApr 7, 1998

Method of manufacturing optical glass element

CANON KK10 citations72

MITSUBISHI CHEM IND

4 patents
US4088767AMay 9, 1978

4-Dichlorophenylurazole compounds and use in agricultural fungicidal compositions

MITSUBISHI CHEM IND12 citations71
US4510154AApr 9, 1985

Thiazolidine compound and fungicidal composition containing it

MITSUBISHI CHEM IND19 citations70
US4049820ASep 20, 1977

Substituted urazole and thiourazole compounds as agricultural fungicidal agents

MITSUBISHI CHEM IND2 citations60
US4162315AJul 24, 1979

Agricultural fungicidal composition

MITSUBISHI CHEM IND0 citations49

MITSUBISHI CHEM CORP

1 patent
US5854378ADec 29, 1998

Aspartic acid copolymer and process for producing the same

MITSUBISHI CHEM CORP8 citations65

MITSUBISHI PETROCHEMICAL CO

1 patent
US5334664AAug 2, 1994

Method for producing graft-modified copolymers

MITSUBISHI PETROCHEMICAL CO4 citations62

WAKO PURE CHEM IND LTD

1 patent
US10513574B2Dec 24, 2019

Graft polymer, resin colored matter, method for producing same, and resin composition containing resin colored matter

WAKO PURE CHEM IND LTD1 citations58