TH

Tetsuya Hirota

SK Sumitomo Kinzoku Kogyo Kabushiki Kaisha: 2 patents #2 of 53Top 4%
SI Sumitomo Metal Industries: 2 patents #334 of 1,462Top 25%
MC Mitsubishi Chemical: 2 patents #163 of 716Top 25%
AC Asahi Kasei Kogyo Co.: 1 patents #565 of 1,395Top 45%
SC Shinto Paint Co.: 1 patents #42 of 121Top 35%
TC Toppan Printing Co.: 1 patents #691 of 1,467Top 50%
Overall (All Time): #619,451 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11614574 Coloring composition for solid-state imaging element Tomotaka Chuko, Kenji Hiki, Ryuji Doi, Kazushige Kitazawa, Shinichi Okamoto +2 more 2023-03-28
5882522 Paint recovering method and collecting material Koichi Matsumoto, Koryo Ito, Hiroaki Maruoka 1999-03-16
4602212 Method and apparatus including a flux leakage and eddy current sensor for detecting surface flaws in metal products Tatsuo Hiroshima 1986-07-22
4405455 Adsorption separation apparatus Masao Ando, Katashi Shioda 1983-09-20
4332623 Adsorption separation method and apparatus thereof Masao Ando, Katashi Shioda 1982-06-01
4258318 Flaw detector for pipe employing magnets located outside the pipe and detector mounted inside and movable along the pipe with the magnets Yasuyuki Furukawa, Yoshihisa Fujii, Hitoshi Tanaka 1981-03-24
4247818 Automatic sensitivity adjustment apparatus for calibration of a non-destructive inspection instrument Tatsuo Hiroshima 1981-01-27
4217548 Flaw detector for pipe employing magnets located outside the pipe and detector mounted inside and movable along the pipe with the magnets Yasuyuki Furukawa, Yoshihisa Fujii, Hitoshi Tanaka 1980-08-12