Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Bert Ritscher — 4 Patents

Caterpillar: 4 patents #1,672 of 8,398Top 20%
LGL'Orange Gmbh: 1 patents #8 of 20Top 40%
Kiel, DE: #76 of 471 inventorsTop 20%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Bert Ritscher has been granted 4 US patents while listed as an inventor at Caterpillar. The first was granted in 2009 and the most recent in March 2017. Bert Ritscher ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Bert Ritscher in Kiel, DE.

Patents per Year

Patents granted per year, 2009 to 2017Bar chart with a peak of 1 patents in 2009.peak 12009: 1 patents20092012: 1 patents20122015: 1 patents20152017: 1 patents2017

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9599040 Fuel apportionment for multi fuel engine system Arvind Sivasubramanian, Christopher F. Gallmeyer, Eike Joachim Sixel 2017-03-21 $38,890,000
9175614 Gas fuel admission system for a gas fired engine Wolfgang Hoefer, Manfred Meissner 2015-11-03 $28,505,000
8307810 System and method for preventing overheating of a fuel pump Stefan Haas, Bodo Gneist, Horst Ressel, Wolfgang Scheibe, Jurgen Schick 2012-11-13 $34,951,000
7591258 Exhaust temperature based control strategy for balancing cylinder-to-cylinder fueling variation in a combustion engine Juergen Nagel, Alan R. Schroeder 2009-09-22 $61,351,000