Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479957 | Integral motor and control | David M. Erdman, Richard S. Tatman, David T. Molnar | 2002-11-12 |
| 6414408 | Integral motor and control | David M. Erdman, Richard S. Tatman, David T. Molnar | 2002-07-02 |
| 6348752 | Integral motor and control | David M. Erdman, Richard S. Tatman, David T. Molnar | 2002-02-19 |
| 6271638 | Brushless D. C. motor and control assembly | David M. Erdman, Richard S. Tatman, David T. Molnar | 2001-08-07 |