Kimiyuki Koyanagi

Follow

Person

Amagasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Track jump control means for a disk apparatus
- Patent number 5,481,517
- Issue date Jan 2, 1996
- Mitsubishi Electric Corporation
- Kyosuke Yoshimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Techniques for controlling beam position and focus in optical disk...
- Patent number 5,251,194
- Issue date Oct 5, 1993
- Mitsubishi Denki Kabushiki Kaisha
- Kyosuke Yoshimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical head for an optical recording and reproducing apparatus
- Patent number 4,841,507
- Issue date Jun 20, 1989
- Mitsubishi Denki Kabushiki Kaisha
- Hitoshi Imai
- G11 - INFORMATION STORAGE