Masami Ohsawa

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Higi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fiber optic laser conducting probe for photodynamic therapy
- Patent number 5,976,175
- Issue date Nov 2, 1999
- Lederle (Japan), Ltd.
- Toru Hirano
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Optical fiber laser device
- Patent number 5,579,423
- Issue date Nov 26, 1996
- Lederle (Japan), Ltd.
- Akio Tanaka
- G02 - OPTICS
Information Patent Grant
Fiber optic laser conducting and diffusion device
- Patent number 5,530,780
- Issue date Jun 25, 1996
- Lederle (Japan), Ltd.
- Masami Ohsawa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Optical fiber laser device for transmitting a pulse laser beam
- Patent number 5,361,316
- Issue date Nov 1, 1994
- Lederle (Japan) Ltd.
- Akio Tanaka
- G02 - OPTICS