Daijirou Yonetani

Follow

Person

Hirakata, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Mold for molding optical elements
- Patent number 5,015,280
- Issue date May 14, 1991
- Matsushita Electric Industrial Co., Ltd.
- Takayuki Kimoto
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL