Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9451782 | Depositing device | Roy B. Nelson, William Walter Coatesworth, John Howard Walker, Richard Johnson Craggs | 2016-09-27 |
| 9400056 | Apparatus for depositing | John Howard Walker, John Michael Leadbeater | 2016-07-26 |