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Patent applications and USPTO patent grants for Sparber; Richard G..The latest application filed is for "handoff of phone calls from wireless to wireline network".
Patent | Date |
---|---|
Handoff of phone calls from wireless to wireline network Grant 6,584,316 - Akhteruzzaman , et al. June 24, 2 | 2003-06-24 |
Integration of voice mail, email, fax and personal calendar systems to automatically update messages Grant 6,580,787 - Akhteruzzaman , et al. June 17, 2 | 2003-06-17 |
Ringing detector for use by the deaf Grant 4,379,210 - Sparber April 5, 1 | 1983-04-05 |
Impedance/admittance measuring circuit Grant 4,283,675 - Sparber August 11, 1 | 1981-08-11 |
Electronic loaded/nonloaded telephone loop identification circuit Grant 4,224,483 - Neigh , et al. September 23, 1 | 1980-09-23 |
Gain-adjusting conference circuit Grant 4,197,429 - Sparber April 8, 1 | 1980-04-08 |
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