CB

Craig W. Brown

NT Northwest Aluminum Technologies: 10 patents #1 of 9Top 15%
LL Logic Laboratories: 2 patents #2 of 5Top 40%
BR Brooks Rand: 1 patents #4 of 7Top 60%
NA Northwest Aluminum: 1 patents #2 of 3Top 70%
📍 Seattle, WA: #1,889 of 21,776 inventorsTop 9%
🗺 Washington: #6,652 of 76,902 inventorsTop 9%
Overall (All Time): #327,050 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
7077945 Cu—Ni—Fe anode for use in aluminum producing electrolytic cell S. Craig Bergsma, Donald R Bradford, Robert J. Barnett, Michael B. Mezner 2006-07-18
6723222 Cu-Ni-Fe anodes having improved microstructure S. Craig Bergsma 2004-04-20
6719890 Cathode for a hall-heroult type electrolytic cell for producing aluminum 2004-04-13
6719889 Cathode for aluminum producing electrolytic cell 2004-04-13
6497807 Electrolyte treatment for aluminum reduction Richard J. Brooks, Patrick B. Frizzle, Drago D. Juric 2002-12-24
6485628 Bath for electrolytic reduction of alumina and method therefor Richard J. Brooks, Patrick B. Frizzle, Drago D. Juric 2002-11-26
6436272 Low temperature aluminum reduction cell using hollow cathode Patrick B. Frizzle 2002-08-20
6419812 Aluminum low temperature smelting cell metal collection Theodore R. Beck 2002-07-16
6419813 Cathode connector for aluminum low temperature smelting cell Theodore R. Beck, Patrick B. Frizzle 2002-07-16
6379512 Combination for electrolytic reduction of alumina Richard J. Brooks, Patrick B. Frizzle, Drago D. Juric 2002-04-30
6359393 Dimmer for a gas discharge lamp employing frequency shifting 2002-03-19
6258247 Bath for electrolytic reduction of alumina and method therefor Richard J. Brooks, Patrick B. Frizzle, Drago D. Juric 2001-07-10
5990634 Dynamic range dimmer for gas discharge lamps 1999-11-23
5731873 Fluorescent spectrophotometer system with automatic calibration and improved optics block Paul Danilchik 1998-03-24
5155672 Switched multi-tapped transformer power conversion method and apparatus 1992-10-13