SK

Seiichi Kobayashi

MC Mitsui Chemicals: 40 patents #2 of 2,279Top 1%
EI Eisai: 26 patents #15 of 998Top 2%
ML Mitsubishi Pencil Company, Limited: 12 patents #15 of 302Top 5%
Fujitsu Limited: 6 patents #5,180 of 24,456Top 25%
MI Mitsui Toatsu Chemicals, Incorporated: 6 patents #227 of 1,543Top 15%
EC Eisai R&D Management Co.: 4 patents #183 of 817Top 25%
TC Toko Co.: 3 patents #34 of 196Top 20%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
Nsk: 3 patents #483 of 1,559Top 35%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
MK Mitsubishi Pencil Kabushikikaisha: 2 patents #10 of 34Top 30%
KC Kotobuki & Co.: 1 patents #47 of 77Top 65%
HC Hopnic Laboratory Co.: 1 patents #3 of 9Top 35%
NU National University Corporation Hokkaido University: 1 patents #278 of 825Top 35%
DA Daicel: 1 patents #265 of 523Top 55%
📍 Oomuta, MA: #1 of 1 inventorsTop 100%
Overall (All Time): #11,294 of 4,157,543Top 1%
113
Patents All Time

Issued Patents All Time

Showing 101–113 of 113 patents

Patent #TitleCo-InventorsDate
5306799 High refractive index plastic lens and composition therefor Katsuyoshi Sasagawa, Yoshinobu Kanemura 1994-04-26
5283871 Routing system for accessing remote node in network from craftman's terminal 1994-02-01
5283312 Mercapto compound, its preparation process, and sulfur-containing urethane resins and lenses using the same Yoshinobu Kanemura, Katsuyoshi Sasagawa 1994-02-01
5200949 Link changeover control system for local area network of broadcasting arrangement 1993-04-06
5140689 Data recovery system and method of distributed transaction processing system 1992-08-18
5130980 Data communication system with protection of error propagation 1992-07-14
4833160 3-(3,5-di-tert-butyl-4-hydroxy benzylidene)-2-pyrrolidone and substituted derivatives thereof Hironori Ikuta, Youji Yamagishi, Kozo Akasaka, Isao Yamatsu, Hiroshi Shirota +1 more 1989-05-23
4757349 Cleaning device and process for use in image forming apparatus Kenshi Toshimitsu 1988-07-12
4709079 Polyprenyl compounds, process for the production thereof and medicines containing same Isao Yamatsu, Shinya Abe, Yuichi Inai, Takeshi Suzuki, Kensaku Kinoshita +4 more 1987-11-24
4589768 Original transfer apparatus Yasuhiro Iwata, Toshiyuki Watanabe 1986-05-20
4576963 Polyprenyl compounds, process for the production thereof and medicines containing same Isao Yamatsu, Shinya Abe, Yuichi Inai, Takeshi Suzuki, Kensaku Kinoshita +4 more 1986-03-18
4455316 Polyprenyl esters of acemethacins and anti-inflammatory method of use thereof Isao Yamatsu, Shinya Abe, Yuichi Inai, Takeshi Suzuki, Kensaku Kinoshita +4 more 1984-06-19
4181007 Method and an apparatus for conducting measurements of physical properties of cigarette filters Katsuharu Arisaka, Kiyoshi Higashio 1980-01-01