Toyoaki Takeuchi

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical information reproducing apparatus provided with laser power...
- Patent number 5,548,573
- Issue date Aug 20, 1996
- Olympus Optical Co., Ltd.
- Toyoaki Takeuchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information recording/reproducing system with variable gain...
- Patent number 4,890,273
- Issue date Dec 26, 1989
- Olympus Optical Co., Ltd.
- Toyoaki Takeuchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Surgical microscope apparatus
- Patent number 4,878,746
- Issue date Nov 7, 1989
- Olympus Optical Co., Ltd.
- Hiroshi Nakano
- G02 - OPTICS
Information Patent Grant
Apparatus for recording and reproducing optical information
- Patent number 4,750,161
- Issue date Jun 7, 1988
- Olympus Optical Company Limited
- Toyoaki Takeuchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information recording and reproducing memory system
- Patent number 4,742,505
- Issue date May 3, 1988
- Olympus Optical Company Limited
- Toyoaki Takeuchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Microprocessor controlled focussing servo acquisition
- Patent number 4,683,560
- Issue date Jul 28, 1987
- Olympus Optical Company, Ltd.
- Toyoaki Takeuchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Actuator operating center detecting circuit and optical disk appara...
- Patent number 4,611,316
- Issue date Sep 9, 1986
- Olympus Optical Co. Ltd.
- Toyoaki Takeuchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk apparatus
- Patent number 4,611,317
- Issue date Sep 9, 1986
- Olympus Optical Co., Ltd.
- Toyoaki Takeuchi
- G11 - INFORMATION STORAGE

Toyoaki Takeuchi

Person

Patents Grantslast 30 patents

Optical information reproducing apparatus provided with laser power...

Optical information recording/reproducing system with variable gain...

Surgical microscope apparatus

Apparatus for recording and reproducing optical information

Optical information recording and reproducing memory system

Microprocessor controlled focussing servo acquisition

Actuator operating center detecting circuit and optical disk appara...

Optical disk apparatus