Keijiro Ishibashi

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for preventing alveolar pyorrhea
- Patent number 4,159,317
- Issue date Jun 26, 1979
- Sankyo Co., Ltd.
- Masao Onisi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Compositions for cleaning teeth and oral cavity
- Patent number 4,107,291
- Issue date Aug 15, 1978
- Sankyo Company Limited
- Keijiro Ishibashi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE