Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6974391 | Method and apparatus for uniquely identifying a golf ball at a target | Robert G. Leach | 2005-12-13 |
| RE32463 | Method of and apparatus for telemetering information from a point in a well borehole to the earth's surface | John H. Westlake, Clifford H. Leach | 1987-07-28 |