Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9737768 | Golf putter with constrainded lie angle adjustability | John Norman Miles, Eric M. Krug | 2017-08-22 |
| 9381405 | Golf putter with constrained adjustability | John Norman Miles, Eric M. Krug | 2016-07-05 |