KS

Keiichi Sawaya

NC Nisshin Steel Co.: 2 patents #160 of 514Top 35%
DC Dainippon Ink And Chemicals: 1 patents #446 of 1,002Top 45%
SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
Overall (All Time): #2,253,825 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5968662 Coated metal sheet bondable with adhesive Michiharu Morishige, Hidetoshi Yamabe, Tetsuo Sakai, Toshio Nagatomo, Hideyasu Kamikawa +2 more 1999-10-19
5527641 Coated metal sheet for dry cell positive electrode can and positive electrode can formed of such metal sheet Kenji Koshiishi, Kazuyuki Hiraoka, Kenji Ogawa, Toshio Nagatomo, Taketo Uesugi, deceased +5 more 1996-06-18