Inventor

OOKA YASUNOBU

JP3 patents

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

GOTO SHISEI

1 patent

US8551292B2Oct 8, 2013

Methods for determining the degree of deposition of contaminants

GOTO SHISEI2 citations54

SAKAI KAZUNARI

1 patent

US8241462B2Aug 14, 2012

Papermaking internal sizing agent and use thereof

SAKAI KAZUNARI4 citations54

HARIMA CHEMICALS INC

1 patent

US8349135B2Jan 8, 2013

Papermaking additive and filled paper

HARIMA CHEMICALS INC0 citations49