EM

Eiji Matsumura

HI Hitachi: 4 patents #8,942 of 28,497Top 35%
TL Teijin Limited: 2 patents #572 of 1,631Top 40%
TC Toyo Jozo Company: 1 patents #88 of 154Top 60%
Overall (All Time): #578,026 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
8403305 Gas/liquid mixing device Nobuko Hagiwara 2013-03-26
8141520 Livestock sterilizing method, livestock sterilizing apparatus, and livestock or livestock meat Nobuko Hagiwara 2012-03-27
7165106 Method of managing operation of computer system Toshiaki Hirata 2007-01-16
7155498 Computer operation management system Toshiaki Hirata, Akihiro Urano, Shuji Fujino 2006-12-26
6665716 Method of analyzing delay factor in job system Toshiaki Hirata, Yasuo Takenaka, Shigeru Miyake, Satoshi Miyazaki, Akihiro Urano 2003-12-16
6170010 Computer operation management system Toshiaki Hirata, Akihiro Urano, Shuji Fujino 2001-01-02
5053201 Process and apparatus for preparation of polyesters Shinichi Yamauchi, Katsushi Sasaki, Yasuhiko Saito, Takashi Kishida 1991-10-01
4370302 Machine for solid phase polymerization Akihiro Suzuoka, Toshifumi Okuhira, Katsushi Sasaki 1983-01-25
4331763 Process for production of ascorbate oxidase Hidehiko Ishikawa, Hideo Misaki 1982-05-25