Membership
Tour
Register
Log in
Miyuki Hirayama
Follow
Person
Tokyo, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Cooling pack
Patent number
5,031,418
Issue date
Jul 16, 1991
Uni-Charm Corporation
Miyuki Hirayama
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE