Issued Patents All Time
Showing 1–25 of 90 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10439148 | Compound, light emitting material, and organic light emitting device | James Matthew MacDonald, Melissa Skidmore, Hiroshi Miyazaki, Chihaya Adachi | 2019-10-08 |
| 10174872 | Gasket | Keita Yamamoto, Kosuke Sogawa, Kenji Yamanari | 2019-01-08 |
| 9922595 | Pixel structure for OLED display panel | Tadahiko Hirai | 2018-03-20 |
| 9882171 | Pixel matrix circuit | Tadahiko Hirai, Brett Alexander Sexton | 2018-01-30 |
| 9859504 | Diamine compounds for phosphorescent diazaborole metal complexes and electroluminescent devices | Alexander Bilyk, Mark Bown, Anthony Wilson | 2018-01-02 |
| 9768397 | Phenylenediamine compounds for phosphorescent diazaborole metal complexes | Alexander Bilyk, Mark Bown, Michelle GROARKE | 2017-09-19 |
| 9520574 | Electroluminescent devices based on phosphorescent iridium and related group VIII metal multicyclic compounds | Michelle GROARKE, Mark Bown, Sven Andresen | 2016-12-13 |
| 9410080 | Polymer-based organic electroluminescent device | Raju Adhikari, Almar Postma, Kazuya Arima, Juo-Hao Li | 2016-08-09 |
| 9309960 | Gear device | Kenji Yamanari, Fumihisa Ishiguro, Jun Hattori | 2016-04-12 |
| 8937303 | Organic electroluminescent device | James Matthew MacDonald, Karl Weber, Tadahiko Hirai, Juo-Hao Li | 2015-01-20 |
| 8404363 | Organic light emitting device | Keiji Okinaka, Akihito Saitoh, Naoki Yamada, Masataka Yashima, Koichi Suzuki +1 more | 2013-03-26 |
| 8304096 | Fused polycyclic aromatic compound and organic light emitting device using the compound | Taiki Watanabe, Koichi Suzuki, Koichi Nakata, Takayuki Ito, Hiroki Ohrui +2 more | 2012-11-06 |
| 8120019 | Organic light-emitting element having tetracyano compound and display device | Koichi Nakata, Koichi Suzuki | 2012-02-21 |
| 8080322 | Light emitting device having high luminous efficiency and high stability | Akira Tsuboyama, Takayuki Teshima, Koichi Suzuki | 2011-12-20 |
| 8067099 | Phosphorescent material, and organic electroluminescent device and image display apparatus using same | Taiki Watanabe, Akira Tsuboyama, Jun Kamatani | 2011-11-29 |
| 8039128 | Fluorene compound, organic light emitting device and display device using the fluorene compound | Taiki Watanabe, Koichi Suzuki, Yohei Iwasaki | 2011-10-18 |
| 8007925 | Organic electroluminescence device and display apparatus | Taiki Watanabe, Akira Tsuboyama, Satoru Shiobara, Koichi Suzuki | 2011-08-30 |
| 7980364 | Battery forklift drive unit | — | 2011-07-19 |
| 7952269 | Organic light-emitting device | Keiji Okinaka, Masataka Yashima, Akihito Saitoh, Naoki Yamada, Akihiro Senoo | 2011-05-31 |
| 7919199 | Organic light emitting device | Keiji Okinaka, Akihito Saitoh, Naoki Yamada, Masataka Yashima, Koichi Suzuki +1 more | 2011-04-05 |
| 7914909 | Organic electroluminescent device | Taiki Watanabe, Yohei Iwasaki | 2011-03-29 |
| 7833634 | 1,8-naphthyridine compound and organic light-emitting device using the same | Koichi Suzuki, Hiroshi Tanabe, Chika Negishi, Taiki Watanabe, Akihiro Senoo | 2010-11-16 |
| 7834135 | Light emitting device and polymeric mixed-metal complex | Akira Tsuboyama, Yoichi Sasaki, Kiyoshi Tsuge, Seiko SHIBATA, Motoshi Tamura | 2010-11-16 |
| 7808175 | Light emitting material and light emitting device | Akira Tsuboyama, Koichi Suzuki, Taiki Watanabe | 2010-10-05 |
| 7794854 | Corannulene compound and organic light-emitting device | Naoki Yamada, Jun Nishimura, Yukihiro Okada | 2010-09-14 |