Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D587470 | Metal hanger | Christopher Croisdale | 2009-03-03 |
| D581775 | Threaded bore plug | Christopher Croisdale | 2008-12-02 |
| D566734 | Boring drill bit | Christopher Croisdale | 2008-04-15 |
| 7124459 | Method and apparatus for hanging lights and other fixtures | Christopher Croisdale, Robert W. McKee | 2006-10-24 |
| 6662628 | Method for determining the proportion of a gas constituent contained in a gas mixture | Werner Schwarzbacker | 2003-12-16 |
| 4963932 | Multi-document editing | — | 1990-10-16 |