MY

Masakazu Yamada

SC Sanyo Electric Co.: 9 patents #569 of 6,347Top 9%
DE Denso: 8 patents #1,668 of 11,792Top 15%
TO Toyota: 3 patents #8,352 of 26,838Top 35%
NC Nippondenso Co.: 3 patents #799 of 3,479Top 25%
MM Mitsubishi Mining: 2 patents #467 of 2,247Top 25%
TC Tokyo Ohka Kogyo Co.: 2 patents #345 of 684Top 55%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
MC Maruzen Petrochemical Co.: 1 patents #83 of 174Top 50%
NS Nippon Soken: 1 patents #783 of 1,540Top 55%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
TE Tokyo Shibaura Electric: 1 patents #96 of 337Top 30%
KC Kuken Co.: 1 patents #4 of 9Top 45%
Overall (All Time): #128,867 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
5364611 Method for the fixation of carbon dioxide Masaki Iijima, Fumio Tomikawa, Masaaki Negoro, Masaki Minemoto, Hisao Haneda 1994-11-15
5304356 Method for the fixation of carbon dioxide, apparatus for fixing and disposing carbon dioxide, and apparatus for the treatment of carbon dioxide Masaki Iijima, Fumio Tomikawa, Masaaki Negoro, Masaki Minemoto, Hisao Haneda 1994-04-19
4482611 Electronic parts Koichi Teshima, Toshiharu Sakurai, Takemi Abe 1984-11-13
4211585 Samarium-cobalt-copper-iron-titanium permanent magnets Koichiro Inomata 1980-07-08