Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6640656 | Industrial diagnostic gauge indicator insert and industrial diagnostic gauges having same | Michael G. Hamilton | 2003-11-04 |
| 6536295 | Methods of reading and manufacturing industrial diagnostic gauges for reading in no light and low light conditions | Michael G. Hamilton | 2003-03-25 |
| 6516678 | Industrial diagnostic gauge indicator insert and industrial diagnostic gauges having same | Michael G. Hamilton | 2003-02-11 |
| 6446518 | Industrial diagnostic gauges for reading in no light and low light conditions and methods of reading and manufacturing same | Michael G. Hamilton | 2002-09-10 |
| 6415672 | Industrial diagnostic gauges for reading in no light and low light conditions and methods of reading same | Michael G. Hamilton | 2002-07-09 |