Yasuhiko Hirayama

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Support for biomedical implant device
- Patent number RE34037
- Issue date Aug 18, 1992
- Asahi Kogaku Kogyo K.K.
- Masahide Inoue
- 604 - Surgery
Information Patent Grant
Apatite coated article and process for producing the same
- Patent number 5,128,146
- Issue date Jul 7, 1992
- Asahi Kogaku Kogyo K.K.
- Yasuhiko Hirayama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for producing calcium phosphate-based material
- Patent number 5,089,195
- Issue date Feb 18, 1992
- Asahi Kogaku Kogyo K.K.
- Takeshi Ichitsuka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for producing calcium phosphate ceramics having porous surface
- Patent number 5,017,518
- Issue date May 21, 1991
- Asahi Kogaku Kogyo K.K.
- Yasuhiko Hirayama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for producing calcium phosphate-based material
- Patent number 4,957,674
- Issue date Sep 18, 1990
- Asahi Kogaku Kogyo Kabushiki Kaisha
- Takeshi Ichitsuka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Artificial intervertebral disc
- Patent number 4,946,378
- Issue date Aug 7, 1990
- Asahi Kogaku Kogyo Kabushiki Kaisha
- Yasuhiko Hirayama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Support for biomedical implant device
- Patent number 4,798,585
- Issue date Jan 17, 1989
- Asahi Kogaku Kogyo Kabushiki Kaisha
- Masahide Inoue
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Yasuhiko Hirayama

Person

Patents Grantslast 30 patents

Support for biomedical implant device

Apatite coated article and process for producing the same

Method for producing calcium phosphate-based material

Process for producing calcium phosphate ceramics having porous surface

Method for producing calcium phosphate-based material

Artificial intervertebral disc

Support for biomedical implant device