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Nobuyasu Nagafuku

Sumitomo Electric Industries: 3 patents #364 of 3,885Top 10%
📍 Showa, JP: #1 of 16 inventorsTop 7%
Overall (2003): #24,163 of 273,478Top 9%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6659005 Screen printing method and screen printing apparatus Ken Takahashi, Naoichi Chikahisa, Yousuke Nagasawa, Takao Naito, Akihiko Wachi +2 more 2003-12-09
6600137 Heating device and heating method Masaru Nonomura, Toshihiro Abe, Kuniyo Matsumoto, Takashi Sasaki 2003-07-29
6561407 Reflow soldering apparatus and method Akihiko Wachi, Masaya Matsumoto, Toshiyuki Koyama 2003-05-13