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Ralf Leonhardt — 4 Patents

ALAlfmeier: 4 patents #1 of 14Top 8%

Mauldin, SC: #43 of 140 inventorsTop 35%

South Carolina: #3,590 of 15,501 inventorsTop 25%

Overall (All Time): #1,080,739 of 4,157,543Top 30%

4 Patents All Time

Ralf Leonhardt has been granted 4 US patents while listed as an inventor at Alfmeier. The first was granted in 2003 and the most recent in June 2009. Ralf Leonhardt ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Ralf Leonhardt in Mauldin, SC, US.

Patents per Year

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
7543597	Vent valve assembly with lever arrangement	—	2009-06-09
7147017	Fill limit vent valve assembly	—	2006-12-12
6918405	Fill limit vent valve	—	2005-07-19
6648016	Valve assembly for a fuel tank	Markus T. Farrenkopf, Wade Williams, Scott Gaynor, David Eisenbacher, Robert Michael Petroskie	2003-11-18

Ralf Leonhardt — 4 Patents

Patents per Year

Issued Patents All Time

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