YT

Yuuji Tanaka

Ricoh Company: 44 patents #294 of 9,818Top 3%
DI Daikin Industries: 17 patents #150 of 2,957Top 6%
AT Autonetworks Technologies: 1 patents #723 of 1,079Top 70%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
SS Sumitomo Wiring Systems: 1 patents #1,603 of 2,615Top 65%
NM Nippon Steel & Sumitomo Metal: 1 patents #786 of 1,491Top 55%
Kyocera: 1 patents #2,054 of 3,732Top 60%
Overall (All Time): #33,409 of 4,157,543Top 1%
65
Patents All Time

Issued Patents All Time

Showing 1–25 of 65 patents

Patent #TitleCo-InventorsDate
12404387 Production method for fluoropolymer, surfactant for polymerization, and use of surfactant Taketo Kato, Satoru Yoneda, Manabu Fujisawa, Kazuya Asano, Takahiro Kitahara +16 more 2025-09-02
12371349 Method for removing fluorine-containing compound from waste water Takahiro Taira, Tadao Hayashi, Chiaki OKUI, Ryou Hatayama, Michinobu Koizumi +2 more 2025-07-29
12268043 Photoelectric conversion element, photoelectric conversion element module, electronic device, and power supply module Nozomu Tamoto, Tamotsu Horiuchi, Naomichi Kanei, Takahiro Ide, Yoshiaki Masuda 2025-04-01
12159759 Photoelectric conversion element, photoelectric conversion module, electronic device, and power supply module Tamotsu Horiuchi, Nozomu Tamoto, Naomichi Kanei, Takahiro Ide 2024-12-03
12062503 Photoelectric conversion element, photoelectric conversion module, electronic device, and power supply module Naomichi Kanei, Tamotsu Horiuchi, Nozomu Tamoto, Tetsuya Honda 2024-08-13
12038240 Refrigerant pipe, heat exchanger, and method for producing refrigerant pipe Mirei KANETAKE, Kunihiro Okada, Hideo OHYA, Hideo Katayama, Keisuke IMAZU +1 more 2024-07-16
12030790 Method for removing fluorine-containing compound from waste water Takahiro Taira, Tadao Hayashi, Chiaki OKUI, Ryou Hatayama, Michinobu Koizumi +2 more 2024-07-09
12029052 Solar cell module, electronic device, and power supply module Tamotsu Horiuchi, Takahiro Ide, Nozomu Tamoto, Naomichi Kanei, Masana Shiba 2024-07-02
12012470 Production method for fluoropolymer, surfactant for polymerization, and use of surfactant Taketo Kato, Satoru Yoneda, Manabu Fujisawa, Kazuya Asano, Takahiro Kitahara +16 more 2024-06-18
12006407 Method for producing low molecular weight polytetrafluoroethylene, low molecular weight polytetrafluoroethylene, and powder Ken Yoshida, Hirotoshi Yoshida, Keisuke Hagi, Masayuki Tsuji, Taketo Kato +4 more 2024-06-11
11851519 Method for producing purified polytetrafluoroethylene aqueous dispersion liquid, method for producing modified polytetrafluoroethylene powder, method for producing polytetrafluoroethylene molded body, and composition Takahiro Taira, Kazuhiro Mishima, Chiaki OKUI, Tadao Hayashi, Hirotoshi Yoshida +3 more 2023-12-26
11814490 Method for producing low molecular weight polytetrafluoroethylene, low molecular weight polytetrafluoroethylene, and powder Ken Yoshida, Hirotoshi Yoshida, Keisuke Hagi, Masayuki Tsuji, Taketo Kato +4 more 2023-11-14
11756743 Photoelectric conversion element Tsuyoshi Matsuyama, Tamotsu Horiuchi, Takahiro Ide, Tokushige Kino, Shigeyo Suzuki +1 more 2023-09-12
11739205 Method for producing composition containing low molecular weight polytetrafluoroethylene Masayuki Tsuji, Taku Yamanaka 2023-08-29
11706938 Photoelectric conversion element and photoelectric conversion module Naomichi Kanei, Nozomu Tamoto 2023-07-18
11692047 Manufacturing method for low molecular weight polytetrafluoroethylene Masayuki Tsuji, Hirokazu Yukawa 2023-07-04
11618806 Method for producing composition containing low molecular weight polytetrafluoroethylene Masayuki Tsuji, Takayuki Nakamura, Hirotoshi Yoshida 2023-04-04
11594382 Solar cell module Tamotsu Horiuchi, Nozomu Tamoto, Takahiro Ide, Naomichi Kanei 2023-02-28
11575095 Photoelectric conversion device, process cartridge, and image forming apparatus Daisuke Kubo, Hidetoshi Kami, Suzuka Nozoe, Tomoharu Asano, Tetsuya Toshine +2 more 2023-02-07
11548989 Method for producing composition containing low molecular weight polytetrafluoroethylene Masayuki Tsuji, Takayuki Nakamura 2023-01-10
11512155 Production method for fluoropolymer, surfactant for polymerization, and use of surfactant Taketo Kato, Satoru Yoneda, Manabu Fujisawa, Kazuya Asano, Takahiro Kitahara +16 more 2022-11-29
11502264 Photoelectric conversion element and photoelectric conversion module Naomichi Kanei, Nozomu Tamoto, Tamotsu Horiuchi 2022-11-15
11279814 Production method for fluoropolymer, surfactant for polymerization, and use of surfactant Taketo Kato, Satoru Yoneda, Manabu Fujisawa, Kazuya Asano, Takahiro Kitahara +16 more 2022-03-22
11101080 Photoelectric conversion element and solar cell Tamotsu Horiuchi, Naomichi Kanei 2021-08-24
11081662 Photoelectric conversion element and solar cell Tsuyoshi Matsuyama, Tamotsu Horiuchi, Takahiro Ide, Tokushige Kino, Shigeyo Suzuki +1 more 2021-08-03