John E. Kalbas — 1 Patent | Patent Leaderboard

John E. Kalbas has been granted 1 US patent. All of these patents were granted in 2004. John E. Kalbas ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list John E. Kalbas in Paige, TX, US.

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6812390	Violin stand	—	2004-11-02

John E. Kalbas — 1 Patent

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