Michael Freitag — 5 Patents at Unknown

Michael Freitag has been granted 5 US patents while listed as an inventor at Unknown. The first was granted in 1987 and the most recent in November 2022. Michael Freitag ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Michael Freitag in Palos Park, IL, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #	Title	Co-Inventors	Date
11501249	System for stock management for on-board catering for a vehicle	Michael Bauer, Matthias Reiss, Norbert Kaufeld, Tobias Dahms, Heinrich Hoelscher +1 more	2022-11-15
5185779	Cellular alarm backup system	Dennis B. Dop, Norbert W. Zawacki	1993-02-09
4887290	Cellular alarm backup system	Dennis B. Dop, Norbert W. Zawacki	1989-12-12
4734928	Cellular mobile phone with a plurality of accessing telephone numbers for allowing access to the mobile phones by any one of the telephones numbers	Sheldon Weiner, Sherwin A. Brook	1988-03-29
4677653	Cellular mobile phone with a plurality of accessing telephone numbers for allowing access to the mobile phone by any one of the telephone numbers	Sheldon Weiner, Sherwin A. Brook	1987-06-30

Michael Freitag — 5 Patents

Issued Patents All Time

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