KY

Koushi Yamaguchi

SC Sugatsune Kogyo Co.: 2 patents #3 of 19Top 20%
📍 Koganei, JP: #8 of 54 inventorsTop 15%
Overall (2011): #85,073 of 364,097Top 25%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D639136 Door closer Kazuaki Kashiwaguma, Mitsuru Sugiura 2011-06-07
D635435 Door closer — 2011-04-05