JS

Junji Sako

SC Sumitomo Mitsui Construction Co.: 1 patents #7 of 16Top 45%
Overall (All Time): #4,146,702 of 4,157,543Top 100%
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Patent #TitleCo-InventorsDate
10465374 Frame structure and method of constructing frame structure Kazuhito SUGAYA, Masahiro Nakajima, Hiroshi Shinjo, Kouichi Hasuo 2019-11-05