P

Inventor

KOIZUMI TOMOYOSHI

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

KUREHA CHEMICAL IND CO LTD

5 patents
US6921609B2Jul 26, 2005

Gradient cathode material for lithium rechargeable batteries

KUREHA CHEMICAL IND CO LTD70 citations95
US6855461B2Feb 15, 2005

Cathode material for lithium rechargeable batteries

KUREHA CHEMICAL IND CO LTD19 citations90
US5342654AAug 30, 1994

Surface roughening of resin molded articles for metallizing

KUREHA CHEMICAL IND CO LTD12 citations73
US5326593AJul 5, 1994

Surface roughening of resin molded articles for metallizing

KUREHA CHEMICAL IND CO LTD3 citations62
US6562992B2May 13, 2003

Optical material

KUREHA CHEMICAL IND CO LTD3 citations61

KUREHA CORP

2 patents
US7025908B1Apr 11, 2006

Optical filter and process for producing the same

KUREHA CORP73 citations95
US9908974B2Mar 6, 2018

Polyarylene sulfide production method and polyarylene sulfide production apparatus

KUREHA CORP3 citations72

KIMURA TAKAYUKI

1 patent
US8981041B2Mar 17, 2015

Production process of poly(arylene sulfide) and production apparatus thereof

KIMURA TAKAYUKI11 citations83

ICHINOSE YOSHIHIRO

1 patent
US9068047B2Jun 30, 2015

Process for producing poly(arylene sulfide), and poly(arylene sulfide) comprising contacting a wash liquid with an alkaline compound

ICHINOSE YOSHIHIRO12 citations80

SUZUKI KENJI

1 patent
US8609790B2Dec 17, 2013

Production process of granular poly(arylene sulfide)

SUZUKI KENJI14 citations79

KOIZUMI TOMOYOSHI

1 patent
US9339778B2May 17, 2016

Column-type solid-liquid countercurrent contact apparatus, solid particle washing apparatus, and method

KOIZUMI TOMOYOSHI13 citations78