Inventor
HIRAYAMA YASUHIKO
JP6 patents
Patents
6 patentsUS5017518AMay 21, 1991
Process for producing calcium phosphate ceramics having porous surface
ASAHI OPTICAL CO LTD125 citations97
US4946378AAug 7, 1990
Artificial intervertebral disc
ASAHI OPTICAL CO LTD862 citations97
US4798585AJan 17, 1989
Support for biomedical implant device
ASAHI OPTICAL CO LTD143 citations95
US5089195AFeb 18, 1992
Method for producing calcium phosphate-based material
ASAHI OPTICAL CO LTD22 citations92
US5128146AJul 7, 1992
Apatite coated article and process for producing the same
ASAHI OPTICAL CO LTD49 citations90
US4957674ASep 18, 1990
Method for producing calcium phosphate-based material
ASAHI OPTICAL CO LTD20 citations81