KK

Keiji Koyama

Sumitomo Electric Industries: 4 patents #17 of 397Top 5%
📍 Tochigi, JP: #18 of 335 inventorsTop 6%
Overall (2011): #25,533 of 364,097Top 8%
4
Patents 2011

Issued Patents 2011

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8061527 Grain classifying device and adhesive containing grains classified by the device Tetsuya Kuwabara, Masaru Haga, Hideki Kashihara 2011-11-22
8047381 Grain classifying device and adhesive containing grains classified by the device Tetsuya Kuwabara, Masaru Haga, Hideki Kashihara 2011-11-01
8038762 Process for production of chain metal powders, chain metal powers produced thereby, and anisotropic conductive film formed by using the powders Tetsuya Kuwabara, Hideaki Toshioka, Hideki Kashihara, Takashi Sakai 2011-10-18
7973239 Ultrafine-coaxial-wire harness, connecting method thereof, circuit-board-connected body, circuit-board module, and electronic apparatus Hiroyuki Senba, Takayoshi Koinuma, Motoo Kobayashi 2011-07-05