Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5585426 | Process for imparting an electrostatic charge to powders to render them useful for coating application | Ian Harpur, Graham Hearn | 1996-12-17 |
| 5518546 | Apparatus for coating substrates with inductively charged resinous powder particles | Ian Harpur, Graham Hearn, John Hughes | 1996-05-21 |