KN

Keiichirou Naito

SM Smc: 3 patents #299 of 737Top 45%
📍 Ibaraki, JP: #2,661 of 6,779 inventorsTop 40%
Overall (All Time): #1,598,762 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6890004 Coupler — 2005-05-10
6681803 Socket and plug attachment mechanism for tube joint Yoshimoto Taneya 2004-01-27
6557904 Tube joint — 2003-05-06