Inventor

ISHIKAWA YOSHIHIDE

US13 patents

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

HARIMA CHEMICALS INC

3 patents

US5201944AApr 13, 1993

Size composition for papermaking

HARIMA CHEMICALS INC39 citations89

US5399660AMar 21, 1995

Sizing agent composite for papermaking

HARIMA CHEMICALS INC12 citations68

US4544608AOct 1, 1985

Method of manufacturing aqueous fortified rosin dispersion

HARIMA CHEMICALS INC2 citations57

UNICHARM CORP

3 patents

US11021839B2Jun 1, 2021

Recovery method for organic acid, and production method for recycled pulp

UNICHARM CORP1 citations61

US10251526B2Apr 9, 2019

Method and apparatus for forming compression-bonding portion to continuous body of web member with fiber bundle

UNICHARM CORP0 citations38

US10251525B2Apr 9, 2019

Method and apparatus for forming compression-bonding portion to continuous body of web member with fiber bundle

UNICHARM CORP0 citations38

NIPPON ZEON CO

2 patents

US5780399AJul 14, 1998

Oil-soluble polyester, additive for lubricating oil, and lubricating oil composition

NIPPON ZEON CO14 citations70

US5723417AMar 3, 1998

Oil-soluble polyester, additive for lubricating oil, and lubricating oil composition

NIPPON ZEON CO15 citations70

BANDO TAKESHI

2 patents

US9242826B2Jan 26, 2016

Method and apparatus for manufacturing wet wipes

BANDO TAKESHI2 citations58

US9232876B2Jan 12, 2016

Package structure

BANDO TAKESHI1 citations48

ISHIKAWA YOSHIHIDE

2 patents

US9340002B2May 17, 2016

Method of manufacturing wet wipes, manufacturing apparatus, and wet wipes

ISHIKAWA YOSHIHIDE0 citations35

US9144519B2Sep 29, 2015

Method for producing tampon and apparatus for producing tampon

ISHIKAWA YOSHIHIDE0 citations34

UNI CHARM CORP

1 patent

US10568486B2Feb 25, 2020

Production method and production apparatus for cleaning implement

UNI CHARM CORP0 citations40