Eric J. Johanson — 4 Patents at Thor Tech

Eric J. Johanson has been granted 4 US patents while listed as an inventor at Thor Tech. The first was granted in 2000 and the most recent in April 2025. Eric J. Johanson ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Eric J. Johanson in Granger, IN, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
12275500	Pontoon boat	Eric Ludwick	2025-04-15
8375868	Hatch cover latching system method and apparatus	Kenneth M. Baranowski, Arturo Machado, Roy J. Huber	2013-02-19
8360506	Travel trailer	Mark Bullock, Jeffrey M. Snyder	2013-01-29
D419421	Latch assembly	Marvin L. Larsen, Kevin P. Eschweiler	2000-01-25

Eric J. Johanson — 4 Patents

Issued Patents All Time

Patent Widget