Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8216866 | Method to manufacture semiconductor device with optical grating | Katsumi Uesaka, Kuniaki Ishihara | 2012-07-10 |
| 6046181 | Highly purified tocopheryl phosphate, process for producing the same, analytical method therefor and cosmetic | Tsutomu Nozawa, Takami Ooe, Keisuke Mano, Naoaki Misu, Yohei Kurata +2 more | 2000-04-04 |
| 5965750 | High- purity tocopherol phosphates, process for the preparation thereof, methods for analysis thereof, and cosmetics | Tsutomu Nozawa, Takami Ooe, Keisuke Mano, Naoaki Misu, Yohei Kurata +2 more | 1999-10-12 |
| 4523075 | Resistance welding apparatus | Hitoshi Horii | 1985-06-11 |