KT

Katsuyuki Tsuneishi

Sumitomo Electric Industries: 2 patents #687 of 3,885Top 20%
Overall (2003): #57,793 of 273,478Top 25%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6546760 Optical fiber drawing furnace with a zig zag heating element Ichiro Tsuchiya, Kohei Kobayashi, Hiroaki Ohta, Kazuya Kuwahara, Hideo Miyaki +1 more 2003-04-15
6519404 Method and apparatus for fabricating coated optical fiber, and coated optical fiber Motohide Yoshida, Masao Koida, Katsuya Nagayama 2003-02-11