Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8151403 | Cleaning implement | Minoru Wada, Keima Takabayashi, Hidesato Kizaki, Tomohisa Hirata | 2012-04-10 |
| 8133991 | Allergen inactivating agent | Mami Nonomura, Kimihiko Hori, Hiroshi Nojiri, Fumiko Okuda | 2012-03-13 |
| 7404227 | Cleaning sheet | Hiroshi Otsuka | 2008-07-29 |
| 7386907 | Cleaning sheet | Hiroshi Otsuka | 2008-06-17 |
| 6514382 | Process for producing bulky paper | Shusuke Kakiuchi, Kazuhiro Inaba, Taeko Hayase, Toshiyuki Suga, Hiroyuki Akai +1 more | 2003-02-04 |
| 5525397 | Cleaning sheet comprising a network layer and at least one nonwoven layer of specific basis weight needled thereto | Akihito Shizuno | 1996-06-11 |
| 4490699 | Intermediate frequency band-pass filter | — | 1984-12-25 |
| 4348645 | Buffer amplifier circuit used in wideband tuner | Susumu Ushida | 1982-09-07 |