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USPTO Patent Rankings Data through Sept 30, 2025
IP

I-Sin Peng — 34 Patents

UNUnknown: 6 patents #2,010 of 83,584Top 3%
Overall (All Time): #102,695 of 4,157,543Top 3%
34 Patents All Time

Issued Patents All Time

Showing 26–34 of 34 patents

Patent #TitleCo-InventorsDate
D578054 Blade of oar 2008-10-07
D574636 Swivel seat base 2008-08-12
D566662 Marine switch panel 2008-04-15
D565930 Latch 2008-04-08
D556924 LED light unit 2007-12-04
D554915 Chair tilt mechanism 2007-11-13
D489668 Paddle head 2004-05-11
6626716 Fixing structure of paddle 2003-09-30
6544087 Adjustable fixing structure of paddle for adjusting length of paddle 2003-04-08