Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700432 | Fluidized-bed reactor and a temperature-controlling method for the fluidized-bed reactor | Chi Wai Hui | 1997-12-23 |
| 5649254 | Film winding mechanism for a camera | Ryosuke Mori, Kazunori Miyashita | 1997-07-15 |