SA

Seiji Akiyama

MC Mitsubishi Chemical: 5 patents #358 of 3,022Top 15%
TT The University Of Tokyo: 4 patents #204 of 2,633Top 8%
MM Mitsubishi Mining: 2 patents #467 of 2,247Top 25%
TC Toyo Jozo Company: 1 patents #88 of 154Top 60%
FL Fujitsu Ten Limited: 1 patents #456 of 996Top 50%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
📍 Chiyoda, JP: #373 of 1,712 inventorsTop 25%
Overall (All Time): #483,775 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
12344945 Transparent electrode for oxygen production, method for producing same, tandem water decomposition reaction electrode provided with same, and oxygen production device using same Hiroshi Nishiyama, Tomohiro Higashi, Yutaka Sasaki, Taro YAMADA, Kazunari Domen +1 more 2025-07-01
12049583 Compound, composition for anisotropic dye films including the compound, anisotropic dye film, and optical element Kei Takeshita, Yasushi Shiga, Masami Kadowaki, Terutsune Osawa, Junichi Oizumi +2 more 2024-07-30
11424080 Method of producing composite photocatalyst Kazunari Domen 2022-08-23
11248304 Transparent electrode for oxygen production, method for producing same, tandem water decomposition reaction electrode provided with same, and oxygen production device using same Hiroshi Nishiyama, Tomohiro Higashi, Yutaka Sasaki, Taro YAMADA, Kazunari Domen +1 more 2022-02-15
10332690 Method of producing composite photocatalyst and composite photocatalyst Kazunari Domen 2019-06-25
6803944 Invader detector and controller Kouji Oku, Shinji Yakura 2004-10-12
H1343 Direct positive silver halide emulsion and a color diffusion transfer Mitsuo Saitou, Katsumi Hirano, Ashita Murai 1994-08-02
4857469 Process for preparing optically active mercapto compound Fumihiro Ishimura, Satoru Ishikawa 1989-08-15
4335981 Cargo handling equipment Mamoru Kurihara, Kazuhiko Ueki 1982-06-22
4329104 Cargo handling apparatus Mamoru Kurihara, Kazuhiko Ueki 1982-05-11