Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8220314 | Lighter device with flow restrictor and methods of manufacturing and testing same | James M. McDonough, Michael W. Johnson | 2012-07-17 |
| 7690242 | Lighter device with flow restrictor and methods of manufacturing and testing same | James M. McDonough, Michael W. Johnson | 2010-04-06 |
| 7654821 | Flint ignited premixed lighter | Marc Vitantonio, Craig M. Saunders, Charles Peter Althoff, David J. Boll, Michael W. Johnson +2 more | 2010-02-02 |
| 7214055 | Colinear burner | Charles J. Duke | 2007-05-08 |
| 6726470 | Disposable liquid fuel cells for windproof lighters | — | 2004-04-27 |
| 5893212 | Cigar cutter | — | 1999-04-13 |
| 5424929 | Lighting assembly for use in cigaret lighter shell without reliance on conductivity thereof | Donald W. Murray | 1995-06-13 |
| 5180019 | Power tool having selectable inlet location | Steven A. Thiry, David J. Ropp | 1993-01-19 |
| 5172773 | Power cord diverter and suspension clamp for a power tool | David J. Ropp | 1992-12-22 |