Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7758724 | Bulky water-disintegratable cleaning article and process for producing water-disintegratable paper | Hiroyuki Akai, Kazuo Mori | 2010-07-20 |
| 6750165 | Cleaning wet sheet | Taeko Hayase | 2004-06-15 |
| 6514382 | Process for producing bulky paper | Kazuhiro Inaba, Hiroyuki Yanagida, Taeko Hayase, Toshiyuki Suga, Hiroyuki Akai +1 more | 2003-02-04 |
| 5281306 | Water-disintegrable cleaning sheet | Makoto Ishii, Atsuo Nakae, Seiko Ikoma | 1994-01-25 |
| 5264269 | Water-disintegratable cleaning article in laminated sheet form | Makoto Ishii, Seiko Ikoma, Atsuo Nakae, Seizo Maeshima, Masakazu Furukawa | 1993-11-23 |