YA

Yasuyuki Akai

DA Daicel: 13 patents #11 of 523Top 3%
TT The University Of Tokyo: 4 patents #204 of 2,633Top 8%
TC Tokyo Ohka Kogyo Co.: 2 patents #345 of 684Top 55%
Overall (All Time): #335,181 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
12358926 Compound and application thereof Daiji IKEDA, Takeshi Yokoo, Toshihiro Okamoto, Tadanori Kurosawa, Junichi Takeya +1 more 2025-07-15
12152169 Adhesive conductive paste Takanori KOBATAKE, Tomoya Egawa 2024-11-26
12073957 Conductor material Toshihiro Okamoto, Tadanori Kurosawa, Yu Yamashita, Junichi Takeya, Daiji IKEDA +1 more 2024-08-27
12049540 Dopant and conductor material Toshihiro Okamoto, Tadanori Kurosawa, Junichi Takeya, Daiji IKEDA, Takeshi Yokoo 2024-07-30
12046390 Dopant, electroconductive composition and method for producing same Toshihiro Okamoto, Tadanori Kurosawa, Junichi Takeya, Daiji IKEDA 2024-07-23
11702557 Ink composition for manufacturing organic semiconductor device Takeshi Yokoo 2023-07-18
11655381 Solvent composition for electronic device production Hiroyuki Fujii, Youji Suzuki 2023-05-23
10892424 Composition for manufacturing organic semiconductor device Takeshi Yokoo, Youji Suzuki 2021-01-12
10693080 Solvent for producing organic transistor Youji Suzuki, Takeshi Yokoo 2020-06-23
10418559 Solvent or solvent composition for organic transistor production Youji Suzuki, Takeshi Yokoo 2019-09-17
10373729 Composition for forming coat-type insulating film Youji Suzuki, Takeshi Yokoo 2019-08-06
10336708 Imidazole compound, metal surface treatment liquid, metal surface treatment method, and laminate production method Tatsuro Ishikawa, Kunihiro Noda, Yasuhide Ohuchi, Hiroki Chisaka, Dai Shiota +3 more 2019-07-02
9902675 Vinyl-group-containing fluorene compound Dai Shiota, Kunihiro Noda, Hiroki Chisaka, Ichiro Takase, Yoshiya Narasaki +2 more 2018-02-27
9206138 Crystal containing unsaturated carboxylic acid amide compound and method for producing same Yukitsugu Maeda, Takafumi Imoto, Kouhei Fujita, Shinya Sahara 2015-12-08