DC

Donald B. Craig

EC Elkem Metals Company: 3 patents #5 of 34Top 15%
PP Porvair, Plc: 2 patents #5 of 19Top 30%
PE Pechiney Electrometallurgie: 1 patents #16 of 32Top 50%
📍 Grand Island, NY: #64 of 278 inventorsTop 25%
🗺 New York: #23,203 of 115,490 inventorsTop 25%
Overall (All Time): #877,859 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6977058 Inoculant-strainer with improved filtration effectiveness and inoculant dissolution Leonard S. Aubrey, Steven H. Martin 2005-12-20
6793707 Inoculation filter Leonard S. Aubrey, Thomas Margaria 2004-09-21
6037288 Reinforcement of ceramic bodies with wollastonite Sara M. Robinson 2000-03-14
5149364 Desulfurization agent Thomas K. McCluhan, Robert H. Kaiser 1992-09-22
5078784 Desulfurization agent Thomas K. McCluhan, Robert H. Kaiser 1992-01-07
4941914 Desulfurization agent Thomas K. McCluhan 1990-07-17