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USPTO Patent Rankings Data through Dec 31, 2025
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Robin Berg — 32 Patents

XEXerxes: 18 patents #1 of 27Top 4%
PRProform: 6 patents #1 of 13Top 8%
SMSun Refining And Marketing: 2 patents #13 of 30Top 45%
Hudson, WI: #22 of 466 inventorsTop 5%
Wisconsin: #910 of 40,088 inventorsTop 3%
Overall (All Time): #110,428 of 4,157,543Top 3%
32 Patents All Time
Robin Berg has been granted 32 US patents while listed as an inventor at Xerxes. The first was granted in 1984 and the most recent in November 2021. Robin Berg ranks #110,428 of 4,157,543 US inventors in our database (top 2.7%). Patent records list Robin Berg in Hudson, WI, US.

Issued Patents All Time

Showing 1–25 of 32 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11186433 Underground storage tank 2021-11-30
7744161 System and method for modular furniture assembly Thomas Berg 2010-06-29
7337590 Tank retaining system John Burwell, Douglas Morrissette, David Grams 2008-03-04
7028967 Tank retaining system John Burwell, Douglas Morrissette, David Grams 2006-04-18
6889865 Method and apparatus for pressure testing storage tanks John Burwell, Don C. Abel, Chester Batzkiel, Greg Carty, Onesimo Gomez +2 more 2005-05-10
6820762 High strength rib for storage tanks 2004-11-23
6698610 Triple walled underground storage tank John Burwell, Albert F. Dorris, John Smith 2004-03-02
6626320 Double walled underground storage tank and method for making the same 2003-09-30
6564614 Method and apparatus for vacuum testing water resistant and watertight risers and lids Albert F. Doris, Douglas Morrissette, James S. Anderson 2003-05-20
6558535 Residential septic tank with seams above sewage line and residential septic tank with stepped ribs Kaushik Mallick, Brian Garcia, Michael Zais 2003-05-06
6551024 System and method for detecting leaks in underground storage tank John Burwell, Richard J. Kelber 2003-04-22
6516740 Lift-off cover assembly for a barge Roderick Annis 2003-02-11
6467344 Underground storage tank buoyancy and buoyancy safety factor calculation method and apparatus Kiet Tuong Ly, John Burwell, Albert F. Dorris 2002-10-22
6443084 Telescoping and rolling cover assembly for a barge Brian Garcia, Kaushik Mallick, Roderick Annis 2002-09-03
6398057 Triple walled underground storage tank John Burwell, Albert F. Dorris, John Smith 2002-06-04
6397168 Seismic evaluation method for underground structures Joseph Plecnik, Albert F. Dorris 2002-05-28
6352046 Telescoping and rolling cover assembly for a barge Brian Garcia, Kaushik Mallick, Roderick Annis 2002-03-05
6280614 Residential septic tank Kaushik Mallick, Brian Garcia, Michael Zais 2001-08-28
6167608 Tank upgrading method and tank assembly John Burwell, John M. Clark 2001-01-02
6161493 Lift-off cover assembly for a barge 2000-12-19
6138597 Lift-off cover assembly for a barge 2000-10-31
6016761 Lift-off cover assembly for a barge 2000-01-25
5803304 Underground storage tank 1998-09-08
5720404 Female-molded underground storage tank and method of making John Burwell, Neil Olson, John Smith 1998-02-24
5595456 Water-tight riser for underground storage tank manway Mark Baumgartner 1997-01-21