Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11089393 | Loudspeaker system, loudspeaker system component, and audio system | Keisuke Fujimoto, Koji Sano, Teppei Koido | 2021-08-10 |
| 10979833 | Acoustical performance evaluation method | Keisuke Fujimoto | 2021-04-13 |
| 7517843 | Method for manufacturing soap products of a constant weight | Tadao Abe | 2009-04-14 |
| 7449138 | Method of producing aerated soap | Naritoshi Shimada, Mitsuru Kunii, Koichi Hatano, Manabu Shibata, Takeshi Hasegawa | 2008-11-11 |
| 7326379 | Apparatus and method for producing soap cake | Takeshi Hasegawa, Koichi Hatano, Tadao Abe, Manabu Shibata | 2008-02-05 |
| 7037885 | Method of manufacturing soap with air bubbles | Naritoshi Shimada, Mitsuru Kunii, Koichi Hatano, Manabu Shibata, Takeshi Hasegawa | 2006-05-02 |
| 6809071 | Method of manufacturing soap with air bubbles | Takeshi Hasegawa, Tadao Abe, Koichi Hatano | 2004-10-26 |
| 5710349 | Process for producing diol compounds | Shinichi Furusaki, Masaoki Matsuda, Yasushi Shiomi | 1998-01-20 |
| 4847361 | Process for preparing pellets of hydrolyzed ethylene-vinyl acetate copolymer | Kuniyoshi Asano | 1989-07-11 |