TK

Tomoya Kumagai

TC Tokyo Ohka Kogyo Co.: 15 patents #82 of 684Top 15%
KO Komatsu: 10 patents #140 of 2,087Top 7%
Canon: 7 patents #7,830 of 19,416Top 45%
OM Omron: 1 patents #1,808 of 3,089Top 60%
SH Sk Hynix: 1 patents #3,115 of 4,849Top 65%
Overall (All Time): #105,733 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 1–25 of 33 patents

Patent #TitleCo-InventorsDate
12428611 Cleaning liquid used for cleaning metal resists, and cleaning method using cleaning liquid Mai Sugawara 2025-09-30
12428737 Cleaning liquid used for cleaning metal resists, and cleaning method using cleaning liquid Mai Sugawara 2025-09-30
12393122 Thinner composition and method of processing surfaces of semiconductor substrates Kyung Hee OH, Jun-kyoung Lee, Motoki Takahashi 2025-08-19
12389139 Photoelectric conversion device and method of driving photoelectric conversion device SHINYA ICHINO, Takanori Yamashita 2025-08-12
12335651 Photoelectric conversion device, method of driving photoelectric conversion device, and imaging system SHINYA ICHINO, Takanori Yamashita 2025-06-17
11310456 Photoelectric conversion device and imaging system Yasuhiro Oguro, Takanori Yamashita 2022-04-19
11303830 Photoelectric conversion device and imaging system 2022-04-12
11284032 Imaging device, semiconductor device and camera Masahito Shinohara, Takanori Yamashita 2022-03-22
11131933 Cleaning liquid, and method of cleaning substrate provided with metal resist Takahiro Akiyoshi 2021-09-28
11131932 Cleaning liquid, and method of cleaning substrate provided with metal resist Takahiro Akiyoshi 2021-09-28
11119410 Cleaning liquid, and method of cleaning substrate provided with metal resist Takahiro Akiyoshi 2021-09-14
10742905 Imaging device and method of driving imaging device Koichiro Iwata 2020-08-11
9979916 Imaging apparatus and imaging system Hiroki Hiyama, Takamasa Sakuragi, Junji Iwata, Hiroaki Kameyama, Keisuke Ota 2018-05-22
9964851 Resist pattern forming method and developer for lithography Kazufumi Sato, Mitsuo Hagihara, Masahito Yahagi, Kenta Suzuki, Takayoshi Mori +1 more 2018-05-08
9920286 Cleaning liquid for lithography and method for forming wiring Takahiro Eto 2018-03-20
9796953 Cleaning liquid for lithography and method for cleaning substrate Naohisa Ueno, Mai Sugawara 2017-10-24
D777602 Dump truck Takeo Ootsuka, Kouji Uematsu, Yasuyuki Suzuki, Kouhei Miyazaki 2017-01-31
9417532 Coating agent for forming fine pattern Takumi Namiki, Kento Asoya 2016-08-16
9291905 Developing solution for photolithography, method for forming resist pattern, and method and apparatus for producing developing solution for photolithography Naohisa Ueno, Jun Koshiyama 2016-03-22
9063430 Coating agent for forming fine pattern Takumi Namiki 2015-06-23
8802610 Cleaning liquid and anticorrosive agent comprising a mercapto compound and solvent Takuya Ohhashi, Takahiro Eto, Daijiro Mori, Takayuki Haraguchi 2014-08-12
D697089 Main body of a construction machine Yasuyuki Suzuki, Tohru Naitou, Shingo Hidaka, Yutaka Tanaka, Hideki Tsuji 2014-01-07
D688712 Main body of a construction machine Yasuyuki Suzuki, Tohru Naitou, Shingo Hidaka, Yutaka Tanaka, Hideki Tsuji 2013-08-27
8367312 Detergent for lithography and method of forming resist pattern with the same Yoshihiro Sawada, Kazumasa Wakiya, Jun Koshiyama, Hidekazu Tajima, Atsushi Miyamoto +1 more 2013-02-05
8349549 Resist surface modifying liquid, and method for formation of resist pattern using the same Satoshi Maemori 2013-01-08