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Patent applications and USPTO patent grants for Lockwood; Harry Francis.The latest application filed is for "electroluminescent semiconductor device having a restricted current flow".
Patent | Date |
---|---|
Electroluminescent semiconductor device having a restricted current flow Grant 4,048,627 - Ettenberg , et al. September 13, 1 | 1977-09-13 |
Semiconductor injection laser Grant 3,938,172 - Lockwood February 10, 1 | 1976-02-10 |
Efficiency light emitting diode Grant 3,883,888 - Kressel , et al. May 13, 1 | 1975-05-13 |
Semiconductor Injection Laser With Reduced Divergence Of Emitted Beam Grant 3,855,607 - Kressel , et al. December 17, 1 | 1974-12-17 |
Method Of Depositing Expitaxial Semiconductor Layers From The Liquid Phase Grant 3,753,801 - Lockwood , et al. August 21, 1 | 1973-08-21 |
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