TH

Takaaki Hirokawa

AC Ashimori Engineering Co.: 1 patents #2 of 17Top 15%
AC Ashimori Industry Co.: 1 patents #73 of 185Top 40%
SC Sanki Engineering Co.: 1 patents #13 of 48Top 30%
Overall (All Time): #3,350,183 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7341403 Method of constructing information correspondence pipe, constructed structure, and construction member Fumiaki Tsuchiya, Isaburo Yagi, Masaru Yamakawa, Yasuhiro Ueda, Osamu Ishizuka +3 more 2008-03-11