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Patent applications and USPTO patent grants for Harkness; John C..The latest application filed is for "high strength be/cu alloys with improved electrical conductivity".
Patent | Date |
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HIGH STRENGTH Be/Cu ALLOYS WITH IMPROVED ELECTRICAL CONDUCTIVITY App 20100006191 - Wetzel; John F ;   et al. | 2010-01-14 |
Copper-beryllium alloy strip App 20050133126 - Harkness, John C. | 2005-06-23 |
Copper-beryllium alloy strip App 20040216817 - Harkness, John C. | 2004-11-04 |
Lean, high conductivity, relaxation-resistant beryllium-nickel-copper alloys Grant 6,001,196 - Harkness , et al. December 14, 1 | 1999-12-14 |
Copper alloy Grant 4,551,187 - Church , et al. November 5, 1 | 1985-11-05 |
Direct current inrush limiting circuit Grant 4,494,064 - Harkness January 15, 1 | 1985-01-15 |
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