P

Inventor

KARAKANE HIROKI

JP6 patents
⚠️ This page may combine multiple inventors who share the name “KARAKANE HIROKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GEN DIRECTOR OF THE AGENCY OF

3 patents
US4871461AOct 3, 1989

Polymer composite membrane

GEN DIRECTOR OF THE AGENCY OF35 citations89
US4895685AJan 23, 1990

Crosslinked composite membrane and process for producing the same

GEN DIRECTOR OF THE AGENCY OF10 citations71
US4824573AApr 25, 1989

Crosslinked composite membrane and process for producing the same

GEN DIRECTOR OF THE AGENCY OF4 citations60

TANIGUCHI HIROKI

1 patent
US9289013B2Mar 22, 2016

Cigarette filter

TANIGUCHI HIROKI36 citations92

JAPAN REPRESENTED BY MINISTRY

1 patent
US5087367AFeb 11, 1992

Hydrolyzed membrane and process for the preparation of the same

JAPAN REPRESENTED BY MINISTRY9 citations67

DAICEL CORP

1 patent
US10470490B2Nov 12, 2019

Cigarette filter tow band

DAICEL CORP1 citations56