MM

Masanobu Matsubara

SC Sumitomo Chemical: 10 patents #473 of 4,033Top 15%
TC Toyo Kohan Co.: 5 patents #49 of 295Top 20%
TC Toyo Seikan Co.: 2 patents #321 of 888Top 40%
📍 Tsukuba, JP: #226 of 2,818 inventorsTop 9%
Overall (All Time): #311,703 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
11939693 Surface-treated steel sheet, metal container, and method for producing surface-treated steel sheet Kunihiro Yoshimura, Marie SASAKI, Akihiro Yoshida, Kenji YANADA, Munemitsu Hirotsu 2024-03-26
11753737 Surface-treated steel sheet, metal container, and method for producing surface-treated steel sheet Kunihiro Yoshimura, Marie SASAKI, Akihiro Yoshida, Kenji YANADA, Munemitsu Hirotsu 2023-09-12
10899888 Aromatic polysulfone, prepreg, and method for producing prepreg Shinji Ohtomo 2021-01-26
10851207 Aromatic polysulfone, prepreg, and method for producing prepreg Shinji Ohtomo 2020-12-01
10752791 Resin solution composition Kazuyuki Ito 2020-08-25
10400069 Aromatic polysulfone Shinji Ohtomo 2019-09-03
10309028 Method for producing surface-treated steel sheet, surface-treated steel sheet, and organic resin coated metal container Kunihiro Yoshimura, Marie SASAKI, Masahiko Matsukawa, Keisuke Yoshida, Wataru Kurokawa +2 more 2019-06-04
10270017 Laminate film, method for producing laminate film, and LED-mounted substrate Shohei AZAMI 2019-04-23
8551317 Method and apparatus for forming oxide coating Wataru Kurokawa, Hiroshi Matsubayashi, Mitsuhide Aihara, Masatoki Ishida, Norimasa Maida 2013-10-08
8501897 Method for producing liquid-crystalline polyester Tomoya Hosoda, Eiji HOSODA 2013-08-06
8492500 Method for producing liquid-crystalline polyester Tomoya Hosoda, Eiji HOSODA 2013-07-23
5525725 Process for producing a high purity caprolactam Yasuhiko Higashio, Hiroshi Kajikuri, Keisuke Sugita, Hideki Doi 1996-06-11
5459261 Process for producing a high purity caprolactam Yasuhiko Higashio, Hiroshi Kajikuri, Keisuke Sugita, Hideki Doi 1995-10-17
5362870 Process for producing a high purity caprolactam Yasuhiko Higashio, Hiroshi Kajikuri, Keisuke Sugita, Hideki Doi 1994-11-08
4816348 Surface treated steel sheet for welded can material Hiroaki Kawamura, Osamu Yoshioka, Tsuneo Inui 1989-03-28