KK

Kiichi Katayama

AC Aichi Sangyo Co.: 2 patents #3 of 9Top 35%
NS Nippon Steel: 2 patents #1,308 of 4,423Top 30%
Overall (All Time): #2,296,870 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5347098 Method of welding nickel or nickel alloy products Yasuo Murakami, Hideki Kashimura, Hiroshi Imaizumi, Toshio Katou, Hideaki Nakashima 1994-09-13
5149939 Automatic welding apparatus Hiroshi Imaizumi, Toshio Kato, Hideaki Nakashima, Yasuo Murakami, Hideki Kashimura 1992-09-22