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Home › 2021 › Toray Industries › Koji Nakatsuji
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Koji Nakatsuji — 5 Patents in 2021

TIToray Industries: 5 patents #10 of 425Top 3%
Ozu, JP: #7 of 134 inventorsTop 6%
Overall (2021): #30,798 of 548,734Top 6%
5 Patents 2021

Issued Patents 2021

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11198100 Composite semipermeable membrane and method for producing composite semipermeable membrane Tsuyoshi Hamada, Jun Okabe, Takafumi Ogawa, Masahiro Kimura 2021-12-14
11167249 Separation membrane, separation membrane element, water purifier, and method for producing separation membrane Masakazu Koiwa, Ryoma Miyamoto, Hiroaki Tanaka, Kentaro Takagi 2021-11-09
11090613 Composite semipermeable membrane and method for producing composite semipermeable membrane Hiroaki Tanaka, Hiroki Minehara, Masahiro Kimura 2021-08-17
11045771 Composite semipermeable membrane and method for producing same Jun Okabe, Tsuyoshi Hamada, Masaki Higashi 2021-06-29
10974205 Composite semipermeable membrane Harutoki Shimura, Yoshie Marutani, Kiyohiko Takaya, Masakazu Koiwa, Takao Sasaki +1 more 2021-04-13

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