Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5680684 | Air intermingling method and air intermingling machine employing a 1/f fluctuation | Toshimitsu Musha, Yuichi Yanai, Yuki Niwa | 1997-10-28 |
| 5660035 | Spinning method and spinning frame | Toshimitsu Musha, Yuichi Yanai, Yuki Niwa, Yasuo Nakano | 1997-08-26 |
| 5640355 | Semiconductor memory device | Masaru Koyanagi, Yoshiaki Takeuchi | 1997-06-17 |