Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9850640 | Working machine | John M. Griffin, Peter Jowett | 2017-12-26 |
| 9828049 | Working machine | John M. Griffin, Peter Jowett | 2017-11-28 |
| 9592733 | Working machine | John M. Griffin | 2017-03-14 |