DE

David W. Ewald

Overall (All Time): #971,248 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10602725 Modular habitat apparatuses for aquatic life 2020-03-31
10521766 Wine inventory management system and methods Marcelino Alvarez, David E. Evans, John Furukawa, Joshua D'Errico, Joel Morrissette +3 more 2019-12-31
9204725 Rocker-equipped hunting blind Bruce G. Kania, Frank M. Stewart 2015-12-08
8640651 Artificial fish habitat employing fish hiding units 2014-02-04
4936584 Training device for golfers Gary Worden 1990-06-26