Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1071764 | Air conditioning refrigerant charging device with digital gauge | Michael K. Sherman, Kenneth A. Pfierman, Tushar Kulkarni | 2025-04-22 |
| D991815 | Air conditioning refrigerant charging device with digital gauge | Michael K. Sherman, Kenneth A. Pfierman, Tushar Kulkarni | 2023-07-11 |
| D976728 | Air conditioning refrigerant charging device with digital gauge | Michael K. Sherman, Kenneth A. Pfierman, Tushar Kulkarni | 2023-01-31 |
| D924707 | Air conditioning refrigerant charging device with digital gauge | Michael K. Sherman, Kenneth A. Pfierman, Tushar Kulkarni | 2021-07-13 |
| D924708 | Air conditioning refrigerant charging device with digital gauge | Michael K. Sherman, Kenneth A. Pfierman, Tushar Kulkarni | 2021-07-13 |