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USPTO Patent Rankings Data through Dec 31, 2025
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Robert A. Immerman — 11 Patents

INInterdesign: 11 patents #10 of 34Top 30%
Shaker Heights, OH: #63 of 490 inventorsTop 15%
Ohio: #7,244 of 73,341 inventorsTop 10%
Overall (All Time): #435,149 of 4,157,543Top 15%
11 Patents All Time
Robert A. Immerman has been granted 11 US patents while listed as an inventor at Interdesign. The first was granted in 1991 and the most recent in December 2014. Robert A. Immerman ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Robert A. Immerman in Shaker Heights, OH, US.

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
8915384 Utility items made with rods of oval construction Russell Benton Snell, Philip C. Dretzka, Radu Alexandru Ghiorghie 2014-12-23
6886792 Suction cup holder 2005-05-03
6814335 Embedded connection member 2004-11-09
6749165 Holder assembly having an embedded hook and securing member 2004-06-15
D483653 Adapter for an over the door hook 2003-12-16
6604648 Attaching system for a container and a base Russell Benton Snell 2003-08-12
6439418 Attaching system for a container and a base Philip C. Dretzka 2002-08-27
6279742 Bathroom accessories James Hampshire 2001-08-28
5971192 Bathroom accessories James Hampshire 1999-10-26
D391712 Squeegee 1998-03-03
D322816 Identification tag 1991-12-31