Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6838059 | Emission cleaning installation and cleaning method for emissions | Yukio Yamada, Kazuu Aizawa | 2005-01-04 |
| 6835359 | Emission cleaning installation and cleaning method for emissions | Yukio Yamada, Kazuu Aizawa | 2004-12-28 |
| 6825155 | Composition for deodorization and decontamination of dental product | Toru Nonami, Takayuki Kumagai | 2004-11-30 |
| 6508992 | Emission cleaning installation and cleaning method for emissions | Yukio Yamada, Kazuu Aizawa | 2003-01-21 |
| 6291067 | Photocatalytic powder for environmental clarification and powder-containing polymer composition thereof | Toru Nonami, Katsura Ito, Hiroyuki Hagihara | 2001-09-18 |
| 6284314 | Porous ceramic thin film and method for production thereof | Kazumi Kato | 2001-09-04 |
| 6231343 | Method for bleaching discolored tooth by titanium dioxide photocatalyst | Takuro Ishibashi, Kouzo Ishibashi, Toru Nonami | 2001-05-15 |
| 6180548 | Environment-purifying material and its manufacturing method | Toru Nonami, Fujio Aramaki, Shoshichi Aramaki | 2001-01-30 |
| 6090736 | Photocatalytic powder for environmental clarification and process for producing same, said powder-containing polymer composition, and shaped article of said composition and process for producing same | Toru Nonami, Katsura Ito, Hiroyuki Hagihara | 2000-07-18 |
| 5981425 | Photocatalyst-containing coating composition | Toru Nonami, Takaaki Fujiwa, Masahiro Kagotani | 1999-11-09 |
| 5707915 | Photocatalyst sheet and method for producing thereof | — | 1998-01-13 |
| 5670206 | Deodorizing lamp and method for production thereof | Eiji Watanabe | 1997-09-23 |
| 5650126 | Deodorizing lamp and method for production thereof | Eiji Watanabe | 1997-07-22 |
| 5562820 | Process for purifying water | Eiji Watanabe, Tatsuro Horiuchi, Shigekazu Kato, Seiichiro Omori, Hiroaki Yokoi | 1996-10-08 |
| 5449467 | Process for purifying water | Eiji Watanabe, Tatsuro Horiuchi, Shigekazu Kato, Seiichiro Omori, Hiroaki Yokoi | 1995-09-12 |
| 5346679 | Method for reduction of carbon dioxide, catalyst for the reduction, and method for production of the catalyst | Toshihiko Osaki, Hiromi Yamakita | 1994-09-13 |
| 5053293 | Method for production of photoelectrochemical cell and cell produced thereby | Hiromi Yamakita, Masato Tazawa, Kiyoshi Hayakawa | 1991-10-01 |
| 4869795 | Method for gasification of aqueous acetone solution | Kiyoshi Hayakawa, Masato Tazawa, Hiromi Yamakita | 1989-09-26 |
| 4794130 | Method for graft polymerization of acetylene compound on a shaped polymer article | Kiyoshi Hayakawa, Hiromi Yamakita, Masato Tazawa | 1988-12-27 |
| 4647348 | Method for production of film-coated silicon semiconductor electrode | Hiromi Yamakita, Kiyoshi Hayakawa, Masato Tazawa | 1987-03-03 |
| 4502930 | Method for manufacture of 7-substituted quadricyclene-cyclodextrin inclusion compound | Takaari Yumoto, Kiyoshi Hayakawa, Kaoru Kawase, Hiromi Yamakita | 1985-03-05 |
| 4473484 | Material for conversion of solar energy | Kiyoshi Hayakawa, Kaoru Kawase, Takaari Yumoto, Mineo Kosaka, Tadashi Asahina | 1984-09-25 |