Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6496765 | Control system and method for payload control in mobile platform cranes | Kenneth N. Groom, John T. Feddema, Gordon G. Parker | 2002-12-17 |
| 6442439 | Pendulation control system and method for rotary boom cranes | Kenneth N. Groom, John T. Feddema, Gordon G. Parker | 2002-08-27 |