MK

Masatoshi Kumagai

HI Hitachi: 3 patents #231 of 2,733Top 9%
TT Toshiba Lighting & Technology: 3 patents #13 of 61Top 25%
Overall (2011): #11,016 of 364,097Top 4%
6
Patents 2011

Issued Patents 2011

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8079736 Lighting apparatus Masaru Inoue, Keiichi Shimizu, Sumio Hashimoto, Hirokazu Otake, Mitsuhiko Nishiie +1 more 2011-12-20
8068973 Traffic information providing system and car navigation system Kenichiro Yamane, Junsuke Fujiwara, Yoshinori Endo, Kimiyoshi Machii, Takayoshi Yokota +1 more 2011-11-29
8047687 Lighting apparatus Masaru Inoue, Keiichi Shimizu, Sumio Hashimoto, Hirokazu Otake, Mitsuhiko Nishiie +1 more 2011-11-01
8042973 Lighting apparatus Masaru Inoue, Keiichi Shimizu, Sumio Hashimoto, Hirokazu Otake, Mitsuhiko Nishiie +1 more 2011-10-25
7899612 Traffic information estimating system Takumi Fushiki, Takayoshi Yokota, Kazuya Kimita 2011-03-01
7894981 Traffic information providing system and car navigation system Kenichiro Yamane, Junsuke Fujiwara, Yoshinori Endo, Kimiyoshi Machii, Takayoshi Yokota +1 more 2011-02-22