Franz Waitzinger — 2 Patents at Unknown

Franz Waitzinger has been granted 2 US patents while listed as an inventor at Unknown. The first was granted in 1986 and the most recent in February 1990. Franz Waitzinger ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Franz Waitzinger in Nersingen, DE.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4900154	Concrete mixer having means for determining the consistency of concrete mixing therein	Gerhard Hudelmaier	1990-02-13
4585355	Concrete mixer truck	—	1986-04-29

Franz Waitzinger — 2 Patents

Issued Patents All Time

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