Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8397523 | Electrolytic water generating device, air filtering system, air conditioning and filtering apparatus, and air conditioning and filtering system | Junichi Saito, Takuro Nishihara, Toru Arakawa, Hiroyuki Kobayashi | 2013-03-19 |
| 8366888 | Water treatment apparatus | Yui Ogawa, Hiroyuki Umezawa, Tetsuya Yamamoto, Hiroyuki Kobayashi, Masahiro Iseki | 2013-02-05 |
| 8152973 | Cleaning device for heat exchanger | Tetsuya Yamamoto | 2012-04-10 |
| 7896947 | Air filtering apparatus | Kazuo Takahashi, Yoichi Uchida, Hiroaki Usui, Toshio Fukushima, Toru Arakawa +2 more | 2011-03-01 |
| 7875108 | Inactivating device for virus, bacteria, etc. and air conditioner using the same | Kazuo Takahashi, Hiroshi Noguchi, Hiroaki Usui, Tetsuya Yamamoto | 2011-01-25 |
| 7850769 | Air filtering apparatus having foreign material removing mechanism | Kazuo Takahashi, Yoichi Uchida, Hiroaki Usui, Tetsuya Yamamoto, Keiko Kurokawa +6 more | 2010-12-14 |
| 7378005 | Electrode for electrolysis and method of manufacturing electrode for electrolysis | Kazuhiro Kaneda, Mineo Ikematsu, Yurika Koizumi, Daizo Takaoka | 2008-05-27 |
| 7241373 | Nitrogen treating method | Naoki Hiro, Motoki Kouchi, Tomohito Koizumi | 2007-07-10 |
| 7156962 | Electrolyzing electrode and production method therefor and electrolysis method using electrolyzing electrode and electrolysis solution producing device | Tomohito Koizumi, Naoki Hiro, Katsuhiko Mushiake, Masahiro Iseki, Hiroyuki Umezawa +2 more | 2007-01-02 |
| 7157012 | Water treatment device and water treatment method using the same | Hiroyuki Umezawa, Masahiro Iseki, Daizo Takaoka, Mineo Ikematsu, Motoyuki Tsuihiji +1 more | 2007-01-02 |
| 7018543 | Waste water treating method and waste water treating apparatus | Masahiro Iseki, Mineo Ikematsu, Naoki Hiro, Tomohito Koizumi | 2006-03-28 |
| 6984326 | Nitrogen treating method and nitrogen treating system | Masahiro Iseki, Naoki Hiro, Tomohito Koizumi | 2006-01-10 |
| D419669 | Propeller fan | Mikiyasu Shinshi, Harutaka Genno, Morinobu Iijima, Yoshinori Toya | 2000-01-25 |
| 5729994 | Radiation type air conditioning system having dew-condensation preventing mechanism | Hiroshi Mukaiyama, Masayuki Cho, Hiroyuki Takada, Syozo Kato | 1998-03-24 |
| 5588589 | Air conditioner | Manabu Ishihara, Hiroshi Kanai, Takashi Fudo, Masato Watanabe | 1996-12-31 |