IF

Ippei Furukawa

TC Tokyo Rope Mfg. Co.: 5 patents #6 of 144Top 5%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
SW Sumitomo (Sei) Steel Wire: 1 patents #23 of 43Top 55%
Overall (All Time): #939,053 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11543386 Rope tester, wire rope analyzing apparatus and control program therefor Youta Hashime, Hiroaki ITOI, Youhei Nakamoto 2023-01-03
9045856 Hybrid rope and method for manufacturing the same Shunji Hachisuka, Yoichi Shuto, Jaeduk Im, Jong Eun Kim 2015-06-02
8890516 Tension measurement apparatus Kazuhiko Tsukada, Toshiro Kido, Masashi Oikawa 2014-11-18
8418433 Elevator wire rope Naoaki Noguchi, Tomio Hayano, Taichi Maeda, Takashi Teramoto, Toshiyuki Moriya 2013-04-16
7600366 Wire rope for running wire Shuji Ida 2009-10-13