Inventor · disambiguated record
Frederick Henry Koster
Also filed as: KOSTER FREDERICK H · KOSTER FREDERICK HENRY
3 granted patents·3 citations·filing 1975–1986
55Inventor score
Top patents by PatentIndex Score
3 records- 0126US4093826ATone signaling conversion apparatusAMERICAN TELEPHONE & TELEGRAPH·Filed 1977·Granted Jun 6, 1978·1 cites·7 claims
- 0221US3980840AConductor identification arrangement for a cable restoration systemAMERICAN TELEPHONE & TELEGRAPH·Filed 1975·Granted Sep 14, 1976·1 cites·11 claims
- 0315US4744102ACrossbar line hunting arrangementKOSTER FREDERICK H·Filed 1986·Granted May 10, 1988·1 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →