Ryouji Okumoto

Follow

Person

Nakashima, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Boot for universal joint
- Patent number 4,693,484
- Issue date Sep 15, 1987
- Toyoda Gosei Co., Ltd.
- Mikio Ukai
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL