Inventor

ISHIKAWA HISAO

JP28 patents

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

NIPPON SODA CO

19 patents

US3950420AApr 13, 1976

Cyclohexane derivatives

NIPPON SODA CO71 citations95

US4249937AFeb 10, 1981

Cyclohexane derivatives

NIPPON SODA CO54 citations93

US3989737ANov 2, 1976

2-Cyclohexene-1-one derivatives

NIPPON SODA CO48 citations92

US5110343AMay 5, 1992

Cyclohexenone derivatives

NIPPON SODA CO21 citations81

US3967950AJul 6, 1976

Combating weeds in rice with benzothiazole derivatives

NIPPON SODA CO28 citations80

US4075239AFeb 21, 1978

Cyclohexane derivatives

NIPPON SODA CO6 citations73

US4033754AJul 5, 1977

Substituted cyclohexene esters

NIPPON SODA CO14 citations73

US4011256AMar 8, 1977

Cyclohexane derivatives

NIPPON SODA CO14 citations73

US4515729AMay 7, 1985

Cyclohexane derivatives

NIPPON SODA CO10 citations72

US4504305AMar 12, 1985

Cyclohexenone derivatives, preparation and herbicidal use

NIPPON SODA CO10 citations72

US4482740ANov 13, 1984

5-Phenylcyclohexenone derivatives

NIPPON SODA CO8 citations72

US4008067AFeb 15, 1977

Oxacyclohexane derivatives

NIPPON SODA CO11 citations71

US4812161AMar 14, 1989

Thia (oxa) diazole derivatives

NIPPON SODA CO7 citations62

US3999974ADec 28, 1976

Barbituric acid derivatives

NIPPON SODA CO5 citations61

US4259105AMar 31, 1981

Diphenylamine derivatives

NIPPON SODA CO5 citations58

US4579971AApr 1, 1986

Cyclohexane derivatives

NIPPON SODA CO1 citations51

US3989504ANov 2, 1976

Herbicidal composition of 3,4-dihydro-2H-pyrane-2,4-diones and methods

NIPPON SODA CO1 citations51

US3972899AAug 3, 1976

α-Pyrone derivatives

NIPPON SODA CO1 citations51

US3967951AJul 6, 1976

Selective herbicides

NIPPON SODA CO1 citations50

OJI PAPER CO

3 patents

US4225381ASep 30, 1980

Method for removing odor from fluid

OJI PAPER CO54 citations95

US6133170AOct 17, 2000

Low density body

OJI PAPER CO75 citations92

US5269470ADec 14, 1993

Method of producing finely divided fibrous cellulose particles

OJI PAPER CO95 citations91

YAMASHITA NOBUO

2 patents

US8676PApr 5, 1994

Pink dogwood "Benifuji"

YAMASHITA NOBUO3 citations59

US8675PApr 5, 1994

White dogwood Tsukuba-No-Mine

YAMASHITA NOBUO1 citations48

ISHIKAWA TECH LABORATORY CO LTD

2 patents

US12392015B2Aug 19, 2025

Printed wiring board, printed circuit board, and electronic component

ISHIKAWA TECH LABORATORY CO LTD0 citations51

US11802322B2Oct 31, 2023

Method for manufacturing solder product, solder, soldered component, printed wiring board, printed circuit board, wire, soldered product, flexible printed board, electronic component, method for manufacturing tin article, method for manufacturing tin intermediate product, tin intermediate product, and conductive member

ISHIKAWA TECH LABORATORY CO LTD0 citations51

ISHIKAWA HISAO

1 patent

US8138576B2Mar 20, 2012

Production method and production apparatus of tin or solder alloy for electronic components, and solder alloy

ISHIKAWA HISAO5 citations57

NIPPON JOINT CO LTD

1 patent

US8011562B2Sep 6, 2011

Soldering equipment and soldering method for electronic components

NIPPON JOINT CO LTD2 citations56