Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12221430 | Compound having pyrimidine ring structure and organic electroluminescence device | Kouki KASE, Si-In KIM, Yuta HIRAYAMA | 2025-02-11 |
| 12102002 | Compound having benzazole ring structure, and organic electroluminescent device | Kouki KASE, Si-In KIM, Ji-Yung KIM, Yuta HIRAYAMA, Shuichi Hayashi | 2024-09-24 |
| 12037332 | Compound including benzimidazole ring structure and organic electroluminescent element | Kouki KASE, Su Jin Lee, Si-In KIM, Yuta HIRAYAMA | 2024-07-16 |
| 11997870 | Organic electroluminescent element and method for producing same | Kouki KASE, Takeshi Yamamoto, Shunji Mochizuki, Shuichi Hayashi | 2024-05-28 |
| 11925107 | Organic electroluminescent device | Shuichi Hayashi, Takeshi Yamamoto, Kouki KASE, Shunji Mochizuki | 2024-03-05 |
| 11706943 | Organic electroluminescent element and method for producing same | Kouki KASE, Takeshi Yamamoto, Shunji Mochizuki, Shuichi Hayashi | 2023-07-18 |
| 11605785 | Organic electroluminescence device | Yuta HIRAYAMA, Takeshi Yamamoto, Se-Jin Lee, Oun-Gyu Lee, Bong-ki SHIN | 2023-03-14 |
| 11594700 | Organic electroluminescent device | Takeshi Yamamoto, Keigo Naito | 2023-02-28 |
| 11578065 | Organic electroluminescence device | Takeshi Yamamoto, Kouki KASE, Shunji Mochizuki | 2023-02-14 |
| 11437583 | Organic electroluminescence device that includes compound having benzoazole structure | Kouki KASE, Naoaki Kabasawa, Shunji Mochizuki | 2022-09-06 |
| 11158813 | Organic electroluminescent device | Naoaki Kabasawa, Shuichi Hayashi, Shunji Mochizuki | 2021-10-26 |
| 6225015 | Oxytitanium phthalocyanine process for the production thereof and electrophotographic photoreceptor to which the oxytitanium phthalocyanine is applied | Makoto Okaji, Michihiko Sato, Tamotsu Horiuchi | 2001-05-01 |