KT

Ken Tatsuta

Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
Overall (All Time): #1,043,036 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6657369 Lamp with reflector and method of manufacturing the same Syuji Tamaru, Takashi Tsutatani 2003-12-02
6379017 Illuminating system Koki NAKABAYASHI, Kanji Nishii, Atsushi Fukui, Hiroshi Watanabe 2002-04-30
6068382 Panel-form illuminating system Atsushi Fukui, Kanji Nishii, Kenji Takamoto, Masami Ito, Kazumasa Takata +2 more 2000-05-30
5980054 Panel-form illuminating system Atsushi Fukui, Kanji Nishii, Kenji Takamoto, Masami Ito, Kazumasa Takata +2 more 1999-11-09
5920387 Apparatus and method for surface inspection Masahiro Nakajo 1999-07-06