Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RL

Robin Levien

ASAmerican Standard: 29 patents #7 of 558Top 2%
MEMaxpat Trading & Marketing (Far East): 8 patents #2 of 18Top 15%
FSFratelli Guzzini S.P.A.: 6 patents #6 of 21Top 30%
PIPacific Market International: 5 patents #18 of 57Top 35%
WCWki Holding Company: 3 patents #60 of 176Top 35%
ACAmerican Commercial: 3 patents #7 of 14Top 50%
INIdeal Standard International Nv: 1 patents #4 of 13Top 35%
Overall (All Time): #46,234 of 4,157,543Top 2%
55 Patents All Time

Issued Patents All Time

Showing 26–50 of 55 patents

Patent #TitleCo-InventorsDate
5333325 Bathtub apron system Adam Schmidt 1994-08-02
D346648 Bathtub 1994-05-03
D339856 Bathtub apron 1993-09-28
D337813 Faucet handle 1993-07-27
D337714 Grab bar 1993-07-27
D337371 Filler spout 1993-07-13
D337231 Headrest for a bathtub 1993-07-13
D337017 Headrest for a bathtub 1993-07-06
5222672 Water spout with plurality of arcuately disposed outlets Thomas G. Hart 1993-06-29
D336946 Faucet set 1993-06-29
D335527 Bathtub 1993-05-11
D334798 Filler spout 1993-04-13
D334054 Bathtubs 1993-03-16
D333966 Grab bar 1993-03-16
D333515 Bathtub 1993-02-23
D333514 Bathtub 1993-02-23
D333513 Bathtub 1993-02-23
D331456 Top for a bathtub 1992-12-01
D330934 Bathtub 1992-11-10
D330072 Spout 1992-10-06
D329560 Bathroom accessory 1992-09-22
5105483 Twist grab bar 1992-04-21
5101521 Bathtub assembly having contoured walls and accessories 1992-04-07
D321042 Bathtub 1991-10-22
D319689 Lavatory 1991-09-03