DH

David H. Hadzicki

📍 San Diego, CA: #7,216 of 23,606 inventorsTop 35%
🗺 California: #106,790 of 386,348 inventorsTop 30%
Overall (All Time): #1,040,018 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
RE38552 Apparatus for manufacturing composite tubular articles James E. Hadzicki, Joseph Hadzicki, Dale F. Thompson, Milton G. Evangelou, Jr. 2004-07-13
RE37242 Apparatus for manufacturing composite tubular articles James E. Hadzicki, Joseph Hadzicki, Dale F. Thompson, Milton G. Evangelou, Jr. 2001-06-26
6113456 Ultra performance modular yo-yo with string finger guard Joseph Hadzicki 2000-09-05
D412188 Yo-yo Joseph Hadzicki 1999-07-20
5626707 Apparatus for manufacturing composite tubular articles James E. Hadzicki, Joseph Hadzicki, Dale F. Thompson, Milton G. Evangelou, Jr. 1997-05-06