Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7124906 | Apparatus and method for protecting floating roof tanks from the effects of lightning strikes | Paul S. Hamer | 2006-10-24 |
| 5489842 | Method and apparatus for determining the rotational position of a magnetic rotor relative to current carrying coils utilizing magnetic coupling between coils | Raymond Lippmann, James E. Nelson, Michael J. Schnars, James R. Chintyan | 1996-02-06 |
| 5347213 | Air core gauge method and apparatus with reduced power dissipation | James Guest, James D. Richardson | 1994-09-13 |
| 4364761 | Ceramic filters for diesel exhaust particulates and methods for making | Morris Berg, Carl F. Schaefer | 1982-12-21 |
| 4231342 | Diesel fuel heat recovery system and control valve therefor | — | 1980-11-04 |