ES

Eisuke Sasaoka

Sumitomo Electric Industries: 4 patents #41 of 2,038Top 3%
Overall (1997): #8,423 of 185,788Top 5%
4
Patents 1997

Issued Patents 1997

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5695540 Method of spacing fibers of optical fiber tapes and coupling the fibers Hiroshi Suganuma, Tomoyuki Hattori, Hiroaki Takimoto, Hiroshi Yokota, Kenichi Matsushita 1997-12-09
5627928 Optical branching device Yuji Matsuura, Hiroo Kanamori 1997-05-06
5627930 Arrayed optical fiber coupler and method of manufacturing the same Yoichi Ishiguro, Shigeru Semura, Yuji Kobayashi, Toshiyuki Wakinosono, Tomoyuki Hattori +2 more 1997-05-06
5620494 Method for manufacturing optical fiber coupler Yuji Kobayashi, Tomomi Moriya, Yoichi Ishiguro, Shigeru Semura 1997-04-15