Suyama; Hidenari
Patent Applications and Registrations
Patent applications and USPTO patent grants for Suyama; Hidenari.The latest application filed is for "method of manufacturing soft contact lens material".
- Suyama; Hidenari - Yokohama JP
- Suyama; Hidenari - Kanagawa JP
| Patent | Date |
|---|---|
| Method of manufacturing soft contact lens material Grant 4,904,708 - Kaetsu , et al. February 27, 1 | 1990-02-27 |
| Process for producing a contact lens Grant 4,839,109 - Kaetsu , et al. June 13, 1 | 1989-06-13 |
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