Inventor

HASHIMOTO MASAMICHI

JP9 patents

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

DENKI KAGAKU KOGYO KK

5 patents

US6638538B1Oct 28, 2003

Hyaluronic acid gel composition, process for producing the same, and medical material containing the same

DENKI KAGAKU KOGYO KK62 citations94

US6387413B1May 14, 2002

Hyaluronic acid gel, a method of its production and medical material containing it

DENKI KAGAKU KOGYO KK69 citations94

US6790461B2Sep 14, 2004

Hyaluronic acid gel, method of its production and medical material containing it

DENKI KAGAKU KOGYO KK13 citations83

US4946780AAug 7, 1990

Method for producing sodium hyaluronate by fermentation method

DENKI KAGAKU KOGYO KK21 citations77

US7807657B2Oct 5, 2010

Separate type medical material

DENKI KAGAKU KOGYO KK0 citations49

HASHIMOTO MASAMICHI

2 patents

US9216193B2Dec 22, 2015

Crosslinked hyaluronic acid composition and self-crosslinking hyaluronic acid particles

HASHIMOTO MASAMICHI3 citations57

US8927234B2Jan 6, 2015

Method for producing hyaluronic acid

HASHIMOTO MASAMICHI2 citations55

TABATA YASUHIKO

1 patent

US10765110B2Sep 8, 2020

Agent for preserving biological component

TABATA YASUHIKO0 citations51

DENKA COMPANY LTD

1 patent

US10806753B2Oct 20, 2020

Core-shell crosslinked hyaluronic acid gel particles, production method for same, and medical material

DENKA COMPANY LTD0 citations36