KN

Katsuya Nagayama

Sumitomo Electric Industries: 5 patents #123 of 3,632Top 4%
Overall (2005): #6,878 of 245,428Top 3%
5
Patents 2005

Issued Patents 2005

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6935139 Method of manufacturing optical fiber Kazuya Kuwahara, Takayuki Shimazu 2005-08-30
6928840 Optical fiber producing method Yuichi Ohga, Kazuya Kuwahara, Ichiro Tsuchiya 2005-08-16
6907757 Drawing method of optical fiber and drawing furnace Kazuya Kuwahara, Ichiro Tsuchiya, Masashi Onishi 2005-06-21
6892019 Optical fiber, method of making optical fiber preform, and method of making optical fiber Kiichiro Kawasaki, Takatoshi Kato 2005-05-10
6851282 Apparatus and method for making optical fiber Yuichi Ohga, Tatsuhiko Saitoh, Hiroshi Takamizawa 2005-02-08