Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11326740 | Gas filling method | Yuzo Fujita, Kiyoshi Handa | 2022-05-10 |
| 11174389 | Phosphole compound | Aiko NAKA, Masayasu Taki, Chenguang Wang | 2021-11-16 |
| 10442886 | Mechanochromic luminescent material, mechanochromic resin obtained by crosslinking mechanochromic luminescent material, method for producing mechanochromic luminescent material, and method for producing mechanochromic | Hiroshi Yabu, Yuta Saito, Shohei Saito, Shunpei Nobusue | 2019-10-15 |
| 10252637 | Saddle-ride vehicle | Kanta Yamamoto, Daisuke Kuriki, Masamoto Ito, Naoki Yoshida, Masayoshi TAKANO | 2019-04-09 |
| 9951094 | Phosphole compound and fluorescent dye containing the same | Aiko Fukazawa, Eriko YAMAGUCHI, Chenguang Wang | 2018-04-24 |
| 8973354 | Exhaust system for variable cylinder engine | Hayato Maehara, Norihiko Gogami | 2015-03-10 |
| 8044218 | Chalcogen-containing fused polycyclic organic material and method for producing same | Toshihiro Okamoto | 2011-10-25 |
| 7973190 | Polycyclic fused ring type π-conjugated organic material, intermediate therefor, process for producing polycyclic fused ring type π-conjugated organic material, and process for producing intermediate of polycyclic fused ring type π-conjugated organic material | Caihong Xu | 2011-07-05 |
| 7705174 | Condensed polycyclic π-conjugated organic material, intermediate product therefor, and method of manufacturing condensed polycyclic π-conjugated organic material | Caihong Xu, Kohei Tamao | 2010-04-27 |
| 7157154 | Polymer and polymeric luminescent element comprising the same | Kohei Tamao, Makoto Kitano, Satoshi Kobayashi, Chizu Sekine | 2007-01-02 |
| 6767654 | Organic electroluminescent device | Kouhei Tamao, Manabu Uchida, Takaharu Nakano, Toshihiro Koike, Takenori Izumizawa +1 more | 2004-07-27 |
| 6051319 | Silacyclopentadiene derivatives and an organic electroluminescent element obtained by using the silacyclopentadiene derivative | Manabu Uchida, Takenori Izumizawa, Kenji Furukawa, Kohei Tamao | 2000-04-18 |
| 6005128 | Silacyclopentadiene derivative | Kohei Tamao, Manabu Uchida | 1999-12-21 |
| 5986121 | Silacyclopentadiene derivatives and an organic electroluminescent element obtained by using the silacyclopentadiene derivative | Manabu Uchida, Takenori Izumizawa, Kenji Furukawa, Kohei Tamao | 1999-11-16 |
| 5498736 | 2,5-reactive substituent group-containing siloles, silole polycondensates and preparation thereof | Kohei Tamao | 1996-03-12 |
| 5412105 | Thiophene-silole copolymer and its method of manufacture | Yoshihiko Ito, Kohei Tamao, Yoshiki Nakagawa | 1995-05-02 |
| 4613842 | Iron core for electrical machinery and apparatus as well as method for producing the iron core | Tadashi Ichiyama, Tohru Iuchi, Yoshihiro Ohya | 1986-09-23 |
| 4560855 | Method for joining of articles by energy beam and apparatus for controlling said method | Hideo Takafuji, Katsuhiro Minamida | 1985-12-24 |
| 4552596 | Grain-oriented electromagnetic steel sheet with improved watt loss | Tadashi Ichiyama, Tohru Iuchi, Katsuro Kuroki | 1985-11-12 |
| 4471204 | Method for joining of articles by energy beam and apparatus for controlling said method | Hideo Takafuji, Katsuhiro Minamida | 1984-09-11 |
| 4377735 | Laser working treatment process capable of controlling the form of heated portion of a steel material | Katsuhiro Minamida | 1983-03-22 |
| 4363677 | Method for treating an electromagnetic steel sheet and an electromagnetic steel sheet having marks of laser-beam irradiation on its surface | Tadashi Ichiyama, Tohru Iuchi, Motoharu Nakamura, Yozo Suga | 1982-12-14 |
| 4293350 | Grain-oriented electromagnetic steel sheet with improved watt loss | Tadashi Ichiyama, Tohru Iuchi, Katsuro Kuroki | 1981-10-06 |