Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7611631 | Indium adsorbent and indium fractioning method | Akifusai Ohnishi, Nobuaki Fujiwara, Hideki Doi, Toyokazu Matsunami, Hiroshi Tsubota +3 more | 2009-11-03 |
| 7311799 | Hydrofluoric acid wastewater treatment method and device | Junji Mizutani, Mitsuo Maeda, Tamito Mukaida, Yasushi Nishimura, Yutaka Shiomi +2 more | 2007-12-25 |
| 6497240 | Ultrasound cleaning device and resist-stripping device | Kazuki Kobayashi, Hiroto Yoshioka | 2002-12-24 |
| 6328899 | Method and apparatus for treating wastewater containing organic sulfur compounds | Hiroyuki Chifuku, Yoshio Takamura, Takahiro Yano | 2001-12-11 |
| 5529693 | Method and apparatus for treating water containing organic sulfur compounds | Takahiro Yano, Hiroyuki Chifuku, Yoshio Takamura | 1996-06-25 |