Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11515477 | Light emitting device having thermally activated delayed fluorescent (TADF) compound | Toshiaki SASADA, Daisuke Fukushima, Atsushi Asano | 2022-11-29 |
| 11400819 | Hybrid electric vehicle, and lithium ion secondary battery cell selection method for hybrid electric vehicle | Kenji Ohara, Fumihiro Kawamura, Masanori Aoyagi, Junko Nishiyama | 2022-08-02 |
| 10825991 | Composition and light emitting device using the same | Ryuji MATSUMOTO | 2020-11-03 |
| 10370484 | Polymer compound and light emitting device using the same | Motoaki USUI, Daisuke Fukushima | 2019-08-06 |
| 9879176 | Organic electroluminescent element, production method for the same, planar light source, lighting device, and display device | — | 2018-01-30 |
| 9269905 | Polymer compound having carbon cluster structure and organic device using same | Motoaki USUI, Haruki Otsuka, Ken Yoshimura | 2016-02-23 |
| 8698133 | Organic electroluminescent device comprising a polymer obtained by polymerizing a polymerizable compound capable of exhibiting charge transportability and method for manufacturing the same | — | 2014-04-15 |
| 8324801 | Organic electroluminescence element | — | 2012-12-04 |
| 7956542 | External electrode fluorescent lamp and manufacturing method of the same | Ryousuke MATSUZAKI, Seiichirou FUJIOKA | 2011-06-07 |
| 5977402 | Processes for preparing 4-tert.-butylcyclohexanol and 4-tert.-butylcyclohexyl acetate | Masahito Sekiguchi | 1999-11-02 |
| 5639893 | Process for producing octahydrocoumarins and same as a product of such process | Koji Iwamoto | 1997-06-17 |
| 5229001 | Process for extracting indoles | Akinori Matsuura, Shintaro Furusaki | 1993-07-20 |
| 4764602 | Antibiotics, and their production | Kazuo Kumagai, Kiyoshi Taya, Koichi Moriguchi, Masatomo Fukasawa, Akio Fukui | 1988-08-16 |