Issued Patents All Time
Showing 51–62 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6239289 | O-(perfluoroalkyl)dibenzofuranium salt derivatives, intermediates for the preparation of the same, process for the preparation of the intermediates, perfluoroalkylating agents, and process for perfluoroalkylation | Teruo Umemoto, Sumi Ishihara | 2001-05-29 |
| 6221945 | Film for cutting off heat rays and a coating liquid for forming the same | Hiroko Kuno, Hiromitsu Takeda | 2001-04-24 |
| 6174628 | Electrolyte containing dihalodicarbonyl compounds and electric energy generator using same | Teruo Umemoto, Masayuki Harada | 2001-01-16 |
| 6143418 | Transparent conductive film, low-reflectivity transparent conductive film, and display device | Naoki Takamiya, Yasunori Kunimitsu, Kazutomo Mori, Ichirou Noda, Atsumi Wakabayashi | 2000-11-07 |
| 6060154 | Coating liquid for selective permeable membrane, selective permeable membrane and selective permeable multilayered membrane | Hiromitsu Takeda, Hiroko Kuno | 2000-05-09 |
| 5892035 | Process for preparing N,N'-difluorodiazoniabicycloalkane salt, intermediate therefor | Teruo Umemoto, Masayuki Nagayoshi, Ginjiro Tomizawa | 1999-04-06 |
| 5853869 | Transparent conductor film for electric field shielding | Atsushi Yamanaka, Atsushi Toufuku, Sadahiro Iida, Masaya Yukinobu, Keiichi Orita +2 more | 1998-12-29 |
| 5840364 | Coating solution for a heat-ray shielding film and a process for forming a heat-ray shielding film by employing the same | Hiromitsu Takeda, Yoshihiro Ohtsuka, Hiroko Kuno | 1998-11-24 |
| 5785897 | Coating solution for forming a transparent and electrically conductive film, a transparent and electrically conductive film formed therefrom and a process for forming the same | Atsushi Toufuku | 1998-07-28 |
| 5736274 | Conjugated N-fluoropyridinium salt-containing polymer and use of the same | Teruo Umemoto, Ginjiro Tomizawa, Sumi Ishihara, Masayuki Nagayoshi | 1998-04-07 |
| 5569771 | (Haloalkyl) dibenzooniumsulfonate and its production methods; and a haloalkylating agent and haloalkylating methods | Teruo Umemoto, Sumi Ishihara | 1996-10-29 |
| 5169297 | Ceramic turbo charger rotor | Takeyuki Mizuno, Hiroyuki Kawase, Seiichi Asami | 1992-12-08 |