John Gregorich — 1 Patent | Patent Leaderboard

John Gregorich has been granted 1 US patent. All of these patents were granted in 2002. John Gregorich ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list John Gregorich in Britt, MN, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D465169	Buoy	—	2002-11-05

John Gregorich — 1 Patent

Issued Patents All Time

Patent Widget