KN

Keizo Nanba

SC Sumitomo Precision Products Co.: 5 patents #12 of 199Top 7%
SI Sumitomo Light Metal Industries: 3 patents #39 of 254Top 20%
Overall (All Time): #893,967 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
4931340 Honeycomb panel structure Takeaki Baba, Yoshio Takeshima, Hiromichi Sano, Koji Tobita, Atsuo Muneto +2 more 1990-06-05
4785092 Aluminum brazing material for use in aluminum heat exchanger Michiki Hagiwara, Shosuke Iwasaki, Tetsuo Abiko 1988-11-15
4781888 Aluminum brazing material for use in aluminum heat exchanger Michiki Hagiwara, Shosuke Iwasaki, Tetsuo Abiko 1988-11-01
4673551 Fin stock material for use in plate fin heat exchanger adapted for superhigh pressure service Yoshihiko Sugiyama, Michiki Hagiwara, Takeshi Aoki, Shosuke Iwasaki, Tetsuo Abiko 1987-06-16
4636356 Aluminum brazing alloy Shosuke Iwasaki, Tetsuo Abiko, Michiki Hagiwara 1987-01-13
4626295 Method of producing aluminum alloy structures Kantaro Sasaki, Shosuke Iwasaki, Tetsuo Abiko, Yoshio Baba, Michiki Hagiwara 1986-12-02