Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6083417 | Thermal storage agent, manufacturing method thereof, thermal storage material, manufacturing method thereof, thermal storage device and accumulating method | Yoshio Irie, Tadao Shimomura | 2000-07-04 |
| 6037431 | Surfactant absorbing agent and method and surfactant carrying material | Shorbu Shioji, Takashi Namba | 2000-03-14 |
| 5688843 | Oil-absorbent composition, particulate oil absorber, oil-absorbent material, and oil-absorbent pack | Toru Inaoka, Yoshiyuki Onda, Toshio Tamura, Hideyuki Tahara | 1997-11-18 |
| 5641847 | Oil-absorbent polymer and use therefor | Yoshiyuki Hozumi, Toru Inaoka, Takakiyo Goto, Toru Uno, Kenji Rakutani | 1997-06-24 |
| 5374600 | Oil-absorbent polymer and use therefor | Yoshiyuki Hozumi, Toru Inaoka, Takakiyo Goto, Toru Uno, Kenji Rakutani | 1994-12-20 |