Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Dierk Frank — 11 Patents

CACabot: 5 patents #120 of 601Top 20%
Hoechst Gmbh: 5 patents #756 of 4,020Top 20%
Hofheim, DE: #64 of 466 inventorsTop 15%
Overall (All Time): #435,149 of 4,157,543Top 15%
11 Patents All Time
Dierk Frank has been granted 11 US patents while listed as an inventor at Cabot. The first was granted in 1998 and the most recent in December 2008. Dierk Frank ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Dierk Frank in Hofheim, DE.

Patents per Year

Patents granted per year, 1998 to 2008Bar chart with a peak of 2 patents in 1998.peak 21998: 2 patents19981999: 1 patents19992000: 2 patents20002001: 1 patents20012002: 1 patents20022003: 1 patents20032005: 1 patents20052008: 2 patents2008

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7470725 Organically modified aerogels, processes for their preparation by surface modification of the aqueous gel, without prior solvent exchange, and subsequent drying, and their use Fritz Schwertfeger 2008-12-30 $4,331,000
7468205 Multilayer composite materials with at least one aerogel-containing layer and at least one other layer, process for producing the same and their use Fritz Schwertfeger, Marc Schmidt 2008-12-23 $2,662,000
6887563 Composite aerogel material that contains fibres Andreas Zimmermann 2005-05-03 $2,377,000
6598358 Use of aerogels for deadening structure-borne and/or impact sounds Fritz Schwertfeger, Marc Schmidt 2003-07-29 $4,888,000
6479416 Fibrous-formation aerogel composite material containing at least one thermoplastic fibrous material, process for the production thereof, and use thereof Franz Thonnessen, Andreas Zimmermann 2002-11-12 $2,353,000
6316092 Aerogel-coated sheet Fritz Schwertfeger, Andreas Zimmermann 2001-11-13
6083619 Composite material containing aerogel, process for its preparation, and its use Andreas Zimmermann, Helmut Stuhler 2000-07-04
6080475 Composite material containing aerogel, process for manufacturing the same and the use thereof Andreas Zimmermann, Helmut Stuhler 2000-06-27
5866027 Process for producing fiber-reinforced xerogels and their use Birgit Kessler, Andreas Zimmermann 1999-02-02 $666,000
5789075 Aerogel composites, process for producing the same and their use Andreas Zimmermann 1998-08-04 $1,332,000
5786059 Fiber web/aerogel composite material comprising bicomponent fibers, production thereof and use thereof Franz Thonnessen, Andreas Zimmermann 1998-07-28 $1,361,000