John Harbom — 5 Patents at Plastibec

John Harbom has been granted 5 US patents while listed as an inventor at Plastibec. The first was granted in 1986 and the most recent in June 1992. John Harbom ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list John Harbom in Brampton, ON, CA.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #	Title	Co-Inventors	Date
5121951	Window frame design with correspoding window latch & vent sealing device	Allan Skjodt	1992-06-16
5058321	Pivoting & locking device for a window or door sash	Allan Skjodt	1991-10-22
5044121	Improved window and door structure	Allan Skjodt	1991-09-03
4852312	Window frame assembly	—	1989-08-01
4581857	Eaves troughing assembly	—	1986-04-15

John Harbom — 5 Patents

Issued Patents All Time

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