Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6976682 | Apparatus and method for forming a rotatable ferrofluidic seal between a shaft and a hub | Donald J. MacLeod, Robert M. Pelstring, Marten Byl, Jeffry Arnold LeBlanc, Robert Alan Notingham +1 more | 2005-12-20 | $14,833,000 |
| 6664696 | Tooth saturation for reduced electromagnetic harmonics | Klaus Kloeppel, Donald J. MacLeod | 2003-12-16 | $11,322,000 |
| 6660679 | Catalyst system and its use in a polymerization process | Matthew W. Holtcamp | 2003-12-09 |