Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE41034 | Power combining apparatus for hybrid electric vehicle | Grantland I. Kingman | 2009-12-15 |
| 6455947 | Power combining apparatus for hybrid electric vehicle | Grantland I. Kingman | 2002-09-24 |