Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10277056 | Wireless charging station | David W. Ritter, David Samuel Kumka, Madhusudanan Keezhveedi Sampath, Steven Charles Michalske, Tavys Q. Ashcroft +2 more | 2019-04-30 |
| 9954386 | Fixtures for displaying products | Charles A. Schwalbach, David Samuel Kumka, Sheng Yang | 2018-04-24 |
| 9787129 | System for displaying products | Christopher M. Green, David Samuel Kumka, Kully Kraig Mandon, Daniel L. McBroom, Michael D. McBroom +1 more | 2017-10-10 |
| 9681759 | Table display system | Charles A. Schwalbach, David Samuel Kumka, Sheng Yang, Cheryl Partido Espiritu, Kully Kraig Mandon +2 more | 2017-06-20 |