TH

Takuji Hatakeyama

KF Kwansei Gakuin Educational Foundation: 9 patents #1 of 22Top 5%
SC Sk Materials Jnc Co.: 9 patents #1 of 17Top 6%
Yamaha Motor: 1 patents #32 of 144Top 25%
📍 Kasai, JP: #3 of 463 inventorsTop 1%
Overall (2023): #7,573 of 537,848Top 2%
10
Patents 2023

Issued Patents 2023

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
11807656 Polycyclic aromatic compound and light emission layer-forming composition Yasuhiro Kondo, Keiichi Nakamoto, Motoki Yanai 2023-11-07
11800785 Material for organic device and organic electroluminescent device using the same Kazushi SHIREN, Yuko Yamaga, Guofang Wang, Yasuyuki Sasada 2023-10-24
11723263 Organic electroluminescent element Akihide MIZUTANI, Toshihiro Koike 2023-08-08
11711970 Organic electroluminescent device Yukihiro Fujita, Guofang Wang 2023-07-25
11653565 Polycyclic aromatic compound Soichiro NAKATSUKA, Hajime Gotoh, Yasuyuki Sasada, Motoki Yanai, Toshiaki IKUTA 2023-05-16
11647666 Organic electroluminescent element Katsuya Masuda, Yuko Yamaga, Motoki Yanai 2023-05-09
11637250 Polycyclic aromatic compound and light emitting layer-forming composition Yasuhiro Kondo, Keiichi Nakamoto, Motoki Yanai 2023-04-25
11637249 Organic electroluminescent element Katsuya Masuda, Motoki Yanai 2023-04-25
11600790 Polycyclic aromatic compound for organic electroluminescent device Akio Tajima, Akihide MIZUTANI, Daisuke Baba, Yuko Yamaga 2023-03-07
11586169 Production management device Yoshiki Okumura 2023-02-21