Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RC

Roy Chen — 6 Patents

ADAksimo Distribution: 3 patents #3 of 3Top 100%
UNUnknown: 3 patents #7,366 of 83,584Top 9%
NCNippon Soda Co.: 1 patents #348 of 648Top 55%
PKPaul Hettich Gmbh & Co. Kg: 1 patents #68 of 128Top 55%
Motorola: 1 patents #12,676 of 14,142Top 90%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Roy Chen has been granted 6 US patents while listed as an inventor at Aksimo Distribution. The first was granted in 2000 and the most recent in November 2021. Roy Chen ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Roy Chen in Zhuhai, NC, CN.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
D934554 Umbrella base weight bag Amiram Kohen 2021-11-02
D919955 Umbrella base weight bag Amiram Kohen 2021-05-25
D919282 Umbrella base weight bag set Amiram Kohen 2021-05-18
10512328 Retraction device and pull-out guide Forest Pan, Bode Zeng, Femmy Wang, Kai-Uwe Ruede 2019-12-24
8173576 Method of producing suspended agricultural chemical composition Yuichi Maekawa, Seizo Hashimoto 2012-05-08
6084566 Pattern display circuit Johnny Tsai 2000-07-04