Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11172725 | Boots with polymeric foam shell and exposed sock liner | Steven A. Smith, James P. Towey, Michael S. Zedalis | 2021-11-16 |
| 10856605 | Polyvinyl chloride safety boots | Steven A. Smith, James P. Towey, Wang Sheng Ming | 2020-12-08 |
| D853692 | Footwear | Steven A. Smith | 2019-07-16 |
| 7172688 | Mixed immiscible liquids vacuum, separation, and disposal method and system (Mod 1) | — | 2007-02-06 |
| 5679258 | Mixed immiscible liquids collection, separation, and disposal method and system | — | 1997-10-21 |
| 5673338 | System for verification of unique items | Stuart Denenberg, John Ashley Densberger, John J. Christensen | 1997-09-30 |
| 5521984 | System for registration, identification and verification of items utilizing unique intrinsic features | Stuart Denenberg, John Ashley Densberger, John J. Christensen | 1996-05-28 |
| 4623452 | Dockside system for the collection and disposal of bilge water and waste oil | — | 1986-11-18 |