HD

Hirohumi Doi

DC Dai-Ichi Electric Co.: 1 patents #1 of 5Top 20%
MC Mitsui Engineering & Shipbuilding Co.: 1 patents #11 of 40Top 30%
TC The Tsurumi Seiki Co.: 1 patents #1 of 5Top 20%
📍 Tamano, JP: #5 of 13 inventorsTop 40%
Overall (2011): #287,839 of 364,097Top 80%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7866630 Winding mechanism with tension control function and trawling apparatus Shuji Ueki, Shogo Miyajima, Kenzo Hasegawa, Hiroshi Satoh 2011-01-11