Inventor · disambiguated record
Frederick A. Rosebrock
Also filed as: ROSEBROCK FREDERICK A · ROSEBROCK FREDERICK ALLEN
4 granted patents·202 citations·filing 1976–1993
80Inventor score
Top patents by PatentIndex Score
4 records- 0188US5226076ADirectional microphone assemblyAT & T BELL LAB·Filed 1993·Granted Jul 6, 1993·153 cites·13 claims
- 0283US4046980ACam actuated switchBELL TELEPHONE LABOR INC·Filed 1976·Granted Sep 6, 1977·26 cites·14 claims
- 0374USD323656SWall-mounted, coinless public telephoneAT & T BELL LAB·Filed 1990·Granted Feb 4, 1992·17 cites·1 claims
- 0433US5291541ACoupling apparatus for telephone handsetsAT & T BELL LAB·Filed 1992·Granted Mar 1, 1994·6 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →