Membership
Tour
Register
Log in
Yutaka Hirano
Follow
Person
Tokyo, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Method of foaming a foamable composition in a sealed sack
Patent number
4,552,601
Issue date
Nov 12, 1985
Sumitomo Corporation
Yutaka Hirano
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL