TS

Takuji Sokawa

AK Ashimori Kogyo Kabushiki Kaisha: 2 patents #5 of 51Top 10%
AC Ashimori Industry Co.: 1 patents #73 of 185Top 40%
Overall (All Time): #1,644,903 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5671778 Repairing tube, method for repairing pipe lines therewith and method for removing the repairing tube Hiroyuki Sakuragi, Masahiro Seshimo, Futoshi Makimoto, Shinichi Takebe, Hitoshi Saito 1997-09-30
4724178 Lining material for pipe lines Masakatsu Hyodo, Koji Kusumoto 1988-02-09
4686126 Tubular lining material for city water pipe lines Masakatsu Hyodo, Koji Kusumoto 1987-08-11