DN

David C. Nelson

PA Premium Balloon Accessories: 4 patents #1 of 5Top 20%
📍 North Vancouver, CA: #2 of 51 inventorsTop 4%
Overall (2003): #17,394 of 273,478Top 7%
4
Patents 2003

Issued Patents 2003

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6663460 Balloon weight with selectable ballast 2003-12-16
6634394 Balloon inflation device Michael J. Frazier 2003-10-21
6582272 Balloon weight and ribbon assembly John J. Andrisin, III, Brent Anderson 2003-06-24
6575806 Balloon locking cup and securing system John J. Andrisin, III, Martin A. Meluch 2003-06-10