P

Inventor

HAYASHI TOSHIKATSU

JP13 patents
⚠️ This page may combine multiple inventors who share the name “HAYASHI TOSHIKATSU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RIKEN KK

6 patents
US6784419B1Aug 31, 2004

Electromagnetic wave absorber

RIKEN KK25 citations92
US6373425B1Apr 16, 2002

Composite electromagnetic wave absorber and method of fitting the same

RIKEN KK36 citations92
US6771204B2Aug 3, 2004

Radio wave absorber

RIKEN KK16 citations83
US5892188AApr 6, 1999

Porous ferrite wave absorber

RIKEN KK11 citations73
US7759015B2Jul 20, 2010

Separator for fuel cell with austenitic stainless steel substrate

RIKEN KK2 citations61
US9285032B2Mar 15, 2016

Piston ring

RIKEN KK2 citations60

SHISEIDO CO LTD

3 patents
US6197318B1Mar 6, 2001

Composition for external use

SHISEIDO CO LTD14 citations70
US6582687B1Jun 24, 2003

Weak acid skin cleanser

SHISEIDO CO LTD4 citations57
US6146647ANov 14, 2000

Multi-layer lightweight texture composition

SHISEIDO CO LTD6 citations57

TAKEDA CHEMICAL INDUSTRIES LTD

1 patent
US5985875ANov 16, 1999

1,2,4-triazine-3, 5-dione derivatives, their production and use thereof

TAKEDA CHEMICAL INDUSTRIES LTD1 citations51

TAKEDA SCHERING PLOUGH ANIMAL

1 patent
US6294536B1Sep 25, 2001

Triazine derivatives, their production and use

TAKEDA SCHERING PLOUGH ANIMAL1 citations49

KK RIKEN

1 patent
US9709169B2Jul 18, 2017

Piston ring

KK RIKEN1 citations48

SUGIMOTO Kouhei

1 patent
US9885417B2Feb 6, 2018

Piston ring

SUGIMOTO Kouhei1 citations40