Issued Patents All Time
Showing 26–50 of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10547009 | Organic electroluminescent element, electronic device and compound | Ryohei Hashimoto, Toshinari Ogiwara, Yuichiro Kawamura, Masatoshi Saito | 2020-01-28 |
| 10505123 | Compound and organic electroluminescent device using same | Toshihiro Iwakuma, Ryohei Hashimoto | 2019-12-10 |
| 10435385 | Amide derivatives, process for preparation thereof and use thereof as insecticide | Takeo Wakita, Hiroyuki Katsuta, Akiyoshi Kai, Yutaka Chiba, Kiyoshi Takahashi +6 more | 2019-10-08 |
| 10276637 | Organic EL multi-color light-emitting device | Toshiki Matsumoto, Tadahiko Yoshinaga, Tomoki Kato, Tetsuya Inoue, Mitsunori Ito +2 more | 2019-04-30 |
| 10249826 | Compound, organic electroluminescent element and electronic device | Toshinari Ogiwara, Satomi TASAKI | 2019-04-02 |
| 10193077 | Biscarbazole derivative, material for organic electroluminescence device and organic electroluminescence device using the same | Tetsuya Inoue, Mitsunori Ito, Kumiko Hibino, Kazuki Nishimura, Toshinari Ogiwara +1 more | 2019-01-29 |
| 9991447 | Material for organic electroluminescent element, and organic electroluminescent element produced using same | Toshihiro Iwakuma | 2018-06-05 |
| 9978952 | Fused heterocyclic aromatic derivative, organic electroluminescence element material, and organic electroluminescence element using same | Yuki Nakano, Hideaki Nagashima, Ryohei Hashimoto | 2018-05-22 |
| 9960364 | Ladder compound, and organic electroluminescent element using same | Yuki Nakano, Ryohei Hashimoto | 2018-05-01 |
| 9920026 | Amide derivatives, process for preparation thereof and use thereof as insecticide | Takeo Wakita, Hiroyuki Katsuta, Akiyoshi Kai, Yutaka Chiba, Kiyoshi Takahashi +6 more | 2018-03-20 |
| 9905779 | Organic electroluminescent element and electronic device | Toshinari Ogiwara, Ryohei Hashimoto, Yumiko Mizuki | 2018-02-27 |
| 9842996 | Amine compound having hetero-fused ring and organic electroluminescent element using amine compound | Toshihiro Iwakuma, Ryohei Hashimoto | 2017-12-12 |
| 9604972 | Nitrogen-containing heteroaromatic ring compound | Ryohei Hashimoto | 2017-03-28 |
| 9419231 | Organic electroluminescence device | Toshihiro Iwakuma, Hideaki Nagashima, Ryohei Hashimoto | 2016-08-16 |
| 9306171 | Material for organic electroluminescence device and organic electroluminescence device | Yumiko Mizuki, Mitsunori Ito, Tetsuya Inoue, Kumiko Hibino, Kazuki Nishimura | 2016-04-05 |
| 9266851 | Fluorene-containing aromatic compound, material for organic electroluminescent element, and organic electroluminescent element using same | Kazuki Nishimura, Mitsunori Ito, Yuichiro Kawamura, Toshinari Ogiwara, Toshihiro Iwakuma | 2016-02-23 |
| 9185912 | Amide derivatives, process for preparation thereof and use thereof as insecticide | Takeo Wakita, Hiroyuki Katsuta, Akiyoshi Kai, Yutaka Chiba, Kiyoshi Takahashi +6 more | 2015-11-17 |
| 9101135 | Agricultural/horticultural insecticide and method for using the same | Takeo Wakita, Hiroyuki Katsuta, Akiyoshi Kai, Yutaka Chiba, Kiyoshi Takahashi +7 more | 2015-08-11 |
| 9089133 | Insecticide for agricultural or horticultural use and method of use thereof | Takeo Wakita, Hiroyuki Katsuta, Akiyoshi Kai, Yutaka Chiba, Kiyoshi Takahashi +7 more | 2015-07-28 |
| 8940414 | Biscarbazole derivative, material for organic electroluminescence device and organic electroluminescence device using the same | Tetsuya Inoue, Mitsunori Ito, Kumiko Hibino, Kazuki Nishimura, Toshinari Ogiwara +1 more | 2015-01-27 |
| 8877352 | Biscarbazole derivative, material for organic electroluminescence device and organic electroluminescence device using the same | Tetsuya Inoue, Mitsunori Ito, Kumiko Hibino, Kazuki Nishimura, Toshinari Ogiwara +1 more | 2014-11-04 |
| 8865323 | Biscarbazole derivative, material for organic electroluminescence device and organic electroluminescence device using the same | Tetsuya Inoue, Mitsunori Ito, Kumiko Hibino, Kazuki Nishimura, Toshinari Ogiwara +1 more | 2014-10-21 |
| 8816128 | Insecticide for agricultural or horticultural use and method of use thereof | Takeo Wakita, Hiroyuki Katsuta, Akiyoshi Kai, Yutaka Chiba, Kiyoshi Takahashi +7 more | 2014-08-26 |
| 8785003 | Material for organic electroluminescence device and organic electroluminescence device using the same | Tetsuya Inoue, Kumiko Hibino, Kazuki Nishimura, Toshihiro Iwakuma | 2014-07-22 |
| 8710234 | Amide derivatives, process for preparation thereof and use thereof as insecticide | Takeo Wakita, Hiroyuki Katsuta, Akiyoshi Kai, Yutaka Chiba, Kiyoshi Takahashi +6 more | 2014-04-29 |