Inventor · disambiguated record
Guenter E. Hagedorn
Also filed as: HAGEDORN GUENTER E · HAGEDORN GUENTER E W
4 granted patents·115 citations·filing 1974–1989
80Inventor score
Top patents by PatentIndex Score
4 records- 0179US3943305ATelephone line control systemMAGNETIC CONTROLS CO·Filed 1974·Granted Mar 9, 1976·27 cites·8 claims
- 0268US4843620AHand-held telephone line signaling test instrumentNICOLLET TECHNOLOGIES INC·Filed 1988·Granted Jun 27, 1989·35 cites·10 claims
- 0365US4914690AUniversal PBX interfaceNICOLLET TECHNOLOGIES INC·Filed 1989·Granted Apr 3, 1990·29 cites·9 claims
- 0459US4930153APBX voice mail interfaceNICOLLET TECHNOLOGIES INC·Filed 1989·Granted May 29, 1990·24 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →