KY

Kenya Yamada

AC Aoyama Seisakusho Co.: 3 patents #17 of 115Top 15%
Overall (All Time): #1,493,557 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9664223 Seizure prevention bolt Satoshi Konagaya, Kazuhiro Koga 2017-05-30
9022710 Anti-seizing nut Satoshi Konagaya, Sadayoshi Hasegawa, Satoshi Iida 2015-05-05
7160073 Tapping screw Hiromichi Mizuno, Mitsuru Kozawa 2007-01-09