Toshihiko Hagiwara

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Patents Grantslast 30 patents

Information Patent Grant
Diagnostic system using nuclear magnetic resonance phenomenon
- Patent number 5,402,788
- Issue date Apr 4, 1995
- Olympus Optical Co., Ltd.
- Koji Fujio
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Medical apparatus including on isolating transformer apparatus for...
- Patent number 5,174,293
- Issue date Dec 29, 1992
- Olympus Optical Co., Ltd.
- Toshihiko Hagiwara
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Endoscope apparatus
- Patent number 4,953,539
- Issue date Sep 4, 1990
- Olympus Optical Co., Ltd.
- Kazunari Nakamura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Electrical surgical knife device
- Patent number 4,398,534
- Issue date Aug 16, 1983
- Olympus Optical Co., Ltd.
- Toshihiko Hagiwara
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Endoscope type high frequency surgical apparatus
- Patent number 4,374,517
- Issue date Feb 22, 1983
- Olympus Optical Co., Ltd.
- Toshihiko Hagiwara
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE