KK

Keigo Katou

AC Aoyama Seisakusho Co.: 2 patents #26 of 115Top 25%
Overall (All Time): #2,078,091 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8539656 Fastening tool Masataka Mizuno, Yoshio Hirooka 2013-09-24
8533931 Fastening method and fastening tool Masataka Mizuno, Yoshio Hirooka 2013-09-17