DC

Donald E. Clark

AP Amerimas Home Products: 3 patents #217 of 715Top 35%
CE Combustion Engineering: 1 patents #304 of 732Top 45%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Norristown, PA: #72 of 488 inventorsTop 15%
🗺 Pennsylvania: #10,339 of 74,527 inventorsTop 15%
Overall (All Time): #650,059 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
8707537 System and method for securing detachable construction equipment 2014-04-29
5968310 Closable bag and method apparatus for making same 1999-10-19
5776044 Closable bag and method of making same 1998-07-07
5766399 Closable bag and method of making same 1998-06-16
5225645 Electron discharge machining tool Mark A. Overbay 1993-07-06
4609667 Inhibitor of mammalian collagenase and elastase Norman H. Grant 1986-09-02
4367233 Inhibitors of mammalian collagenase Norman H. Grant 1983-01-04
4361574 Inhibitors of mammalian collagenase Norman H. Grant 1982-11-30