Tomoo Doi

Follow

Person

Wakayama-Ken, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Lens holding structure in a lens block forming all or part of an op...
- Patent number 6,215,603
- Issue date Apr 10, 2001
- Minolta Co., Ltd.
- Tetsuo Kohno
- G02 - OPTICS
Information Patent Grant
Zoom lens system having two lens units
- Patent number 6,025,961
- Issue date Feb 15, 2000
- Minolta Co., Ltd.
- Tetsuo Kohno
- G02 - OPTICS