John Marcus — 2 Patents | Patent Leaderboard

John Marcus has been granted 2 US patents. The first was granted in 1997 and the most recent in January 2001. John Marcus ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list John Marcus in Cattaraugus, NY, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
D436874	Durometer	—	2001-01-30
5647061	Headband having eyeglass securing means	—	1997-07-15

John Marcus — 2 Patents

Issued Patents All Time

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