TK

Toshihiko Kumasaka

Nichia: 3 patents #567 of 1,531Top 40%
AK Aisan Kogyo Kabushiki Kaisha: 1 patents #344 of 642Top 55%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #1,548,504 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8091518 Cooling passage partition for an internal combustion engine Takasuke Shikida, Shuichi Hanai, Makoto Hatano, Motonori Kondo 2012-01-10
8066146 Insulated container and method of manufacturing the same Keiji Tsukahara, Atsushi Omura, Shigeru Nakama, Shu Morikawa 2011-11-29
6719300 Metal gasket Michio Fujino, Katsunori Ueda, Masaya Seki 2004-04-13