Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6436325 | Process of making cellulose based fiber | Tsutomu Kido, Noriyuki Kimura, Ichiro Takeuchi | 2002-08-20 |
| 6248444 | Water-retentive cellulose fiber, method of manufacturing the same, and water-retentive sheet comprising cellulose fiber of high water retentivity | Tsutomu Kido, Noriyuki Kimura, Ichiro Takeuchi | 2001-06-19 |
| 6221474 | Water-retentive sheet manufactured from a cellulose fiber of high water retentivity | Tsutomu Kido, Noriyuki Kimura, Ichiro Takeuchi | 2001-04-24 |
| 6187436 | Water-retentive sheet manufactured from a cellulose based fiber of high water retentivity | Tsutomu Kido, Noriyuki Kimura, Ichiro Takeuchi | 2001-02-13 |
| 5998025 | Water-retentive cellulose fiber, method of manufacturing the same, and water-retentive sheet comprising cellulose fiber of high water retentivity | Tsutomu Kido, Noriyuki Kimura, Ichiro Takeuchi | 1999-12-07 |