MI

Masaaki Ijiri

SI Sumitomo Rubber Industries: 11 patents #179 of 1,637Top 15%
MM Mitsubishi Mining: 6 patents #101 of 2,247Top 5%
Bridgestone: 4 patents #601 of 2,860Top 25%
📍 Ebeye: #302 of 4,528 inventorsTop 7%
Overall (All Time): #323,430 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
D724627 Crawler pad for rubber crawlers 2015-03-17
8567877 Rubber crawler and crawler-type traveling body 2013-10-29
D638447 Rubber crawler 2011-05-24
D637627 Rubber crawler 2011-05-10
5378425 Method for vulcanizing tire and apparatus therefor Akinori Kubota, Yoshiya Kubota, Shoji Okatmoto, Koji Soeda 1995-01-03
5290503 Method and apparatus for inserting a green tire in a vulcanizing machine Hideaki Katayama, Toshifumi Murakami, Akira Hasegawa, Katsuyoshi Sakaguchi, Koji Soeda +2 more 1994-03-01
5151242 Method for vulcanizing elastomer products and apparatus therefor Koji Soeda, Yoshiya Kubota, Shoji Okamoto, Akinori Kubota, Michihito Kobayashi +5 more 1992-09-29
5147656 Apparatus for vulcanizing elastomer product Akinori Kubota, Michihito Kobayashi 1992-09-15
5133914 Method for vulcanizing elastomer product Akinori Kubota, Michihito Kobayashi 1992-07-28
5133653 Apparatus for vulcanizing an elastomeric product utilizing a pressurizing and a heating medium Akinori Kubota, Michihito Kobayashi 1992-07-28
5035591 Vulcanizing apparatus Koji Soeda, Yoshiya Kubota, Shoji Okamoto, Akinori Kubota, Michihito Kobayashi +7 more 1991-07-30
5020982 Apparatus for vulcanizing elastomer product Akinori Kubota, Michihito Kobayashi 1991-06-04
5011392 Drain ejector in a tire vulcanizing machine Hideaki Katayama, Toshifumi Murakami, Koji Soeda, Yoshiya Kubota, Shoji Okamoto +2 more 1991-04-30
4964792 Upper metal mold clamp device in a tire vulcanizing machine Hideaki Katayama, Toshifumi Murakami, Koji Soeda, Yoshiya Kubota, Shoji Okamoto +2 more 1990-10-23
4955799 Metal mold centering and clamping device in a tire vulcanizing machine Hideaki Katayama, Toshifumi Murakami, Koji Soeda, Yoshiya Kubota, Shoji Okamoto +4 more 1990-09-11