Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5752409 | Method of accurately gauging fuel in an automotive tank | Raymond Lippmann, Michael J. Schnars, James E. Nelson | 1998-05-19 |
| 5485740 | Method of calibration for gauging fuel in an automotive tank | Raymond Lippmann, Michael J. Schnars, James E. Nelson, Mahlon Richard Pachciarz | 1996-01-23 |