Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D818488 | Display screen or portion thereof with a graphical user interface | — | 2018-05-22 |
| D557707 | Inflation block for a balloon inflation device | David C. Nelson | 2007-12-18 |
| 7147016 | Balloon inflation device | David C. Nelson, John J. Andrisin, III, Martin A. Meluch | 2006-12-12 |
| 6634394 | Balloon inflation device | David C. Nelson | 2003-10-21 |
| 6612036 | Edge profile cutter | — | 2003-09-02 |
| 6003580 | Placement apparatus for thin flexible members | — | 1999-12-21 |
| 5989093 | Balloon weight and ribbon assembly | David C. Nelson, Michael J. Fresh, John W. Schneiter | 1999-11-23 |