Keiji Yamashita

Follow

Person

Nagoya-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Contact lens
- Patent number 5,532,768
- Issue date Jul 2, 1996
- Menicon Co., Ltd.
- Takayuki Onogi
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Contact lens
- Publication number 20070159593
- Publication date Jul 12, 2007
- Menicon Co., Ltd.
- Shingo Hibino
- G02 - OPTICS