DC

Dennis Allen Cope

MB M & D Balloons: 2 patents #3 of 9Top 35%
📍 Castro Valley, CA: #231 of 760 inventorsTop 35%
🗺 California: #124,610 of 386,348 inventorsTop 35%
Overall (All Time): #1,225,572 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8404071 Rapid film bonding using pattern printed adhesive Thomas Charles Brough 2013-03-26
5727270 Valveless self sealing fluid or gas container John McGrath 1998-03-17
5378299 Method of making a balloon with flat film valve John McGrath, Scott C. Harris, Charles Becker 1995-01-03
5248275 Balloon with flat film valve and method of manufacture John McGrath, Scott C. Harris, Charles Becker 1993-09-28