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Naoki Ayai

Sumitomo Electric Industries: 2 patents #693 of 4,178Top 20%
UN Unknown: 1 patents #216 of 2,810Top 8%
Overall (2004): #48,468 of 270,089Top 20%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6828508 Oxide high-temperature superconductor wire and method of producing the same Munetsugu Ueyama, Kazuhiko Hayashi, Hiroshi Maeda, Mitsunori Sato 2004-12-07
6777376 Superconducting wire Tetsuyuki Kaneko, Munetsugu Ueyama, Akira Mikumo, Shin-ichi Kobayasi 2004-08-17