Inventor

OOSHIMA KENJI

JP8 patents

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

KAWAGUCHI AKIRA

3 patents

US8741045B2Jun 3, 2014

Ink composition, inkjet recording method, and colored material

KAWAGUCHI AKIRA4 citations71

US8741046B2Jun 3, 2014

Ink composition, inkjet recording method and colored body

KAWAGUCHI AKIRA3 citations61

US8864891B2Oct 21, 2014

Ink composition, inkjet recording method and colored body

KAWAGUCHI AKIRA1 citations51

OOSHIMA KENJI

1 patent

US8657433B2Feb 25, 2014

Porphyrazine coloring matter, ink composition, recording method, and colored object

OOSHIMA KENJI4 citations67

YOSHIMOTO TAKASHI

1 patent

US8932393B2Jan 13, 2015

Azo compound, ink composition, recording method and colored material

YOSHIMOTO TAKASHI3 citations61

NISSHIN STEEL CO LTD

1 patent

US7927043B2Apr 19, 2011

Rockbolts made of steel pipes

NISSHIN STEEL CO LTD4 citations57

YONEDA TAKASHI

1 patent

US8535432B2Sep 17, 2013

Porphyrazine coloring matter, ink composition containing the same and colored product

YONEDA TAKASHI2 citations53

NIPPON KAYAKU KK

1 patent

US10323150B2Jun 18, 2019

Azo compound, ink composition, ink jet recording method, and colored article

NIPPON KAYAKU KK0 citations34