Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12381673 | Drive through audio communication system with multi-lane support | Christopher Siefken, Tushar Dabhade, Michael W. Roth, Israel Rivera | 2025-08-05 |
| 12307505 | System for eatery ordering with mobile interface and point-of-sale terminal | Christopher Siefken, Mahesh Kommareddi, William Wine, Santiago Lopez, David Sanchez +1 more | 2025-05-20 |
| 11741529 | System for eatery ordering with mobile interface and point-of-sale terminal | Christopher Siefken, Mahesh Kommareddi, William Wine, Santiago Lopez, David Sanchez +1 more | 2023-08-29 |
| 11244681 | System and method for drive through order processing | Christopher Siefken, William Wine, Brian Keith Jackson, Andrew Grindstaff | 2022-02-08 |