Inventor · disambiguated record
Horst Seifert
Also filed as: LYDTIN HANS · SEIFERT HORST · SEIFERT HORST H
9 granted patents·1 pending application·143 citations·filing 1975–2005
88Inventor score
Top patents by PatentIndex Score
10 records- 0195US4907750AHammermillPRATER IND INC·Filed 1988·Granted Mar 13, 1990·77 cites·11 claims
- 0283US4137477AElectrodes, for example grid-like electrodes for use in electron tubes, and a method for manufacturing samePHILIPS CORP·Filed 1977·Granted Jan 30, 1979·21 cites·8 claims
- 0371US4034031AMethod of manufacturing grid electrodes for electron tubesPHILIPS CORP·Filed 1975·Granted Jul 5, 1977·13 cites·8 claims
- 0470US4250429AElectron tube cathodePHILIPS CORP·Filed 1977·Granted Feb 10, 1981·11 cites·19 claims
- 0560US4178530AElectron tube with pyrolytic graphite heating elementPHILIPS CORP·Filed 1978·Granted Dec 11, 1979·8 cites·5 claims
- 0642US2006085107A1Tram with gravity driven vehicles and method for controlling the operation of the tramINNOVA PATENT GMBH·Filed 2005·Application pending·0 cites
- 0741US4031425ADispenser cathode for a grid-controlled electron tube and method of manufacturing samePHILIPS CORP·Filed 1975·Granted Jun 21, 1977·5 cites·8 claims
- 0834US5418425AMultistage collector for electron-beam tubes having collector electrodes indirectly connected by collar membersPHILIPS CORP·Filed 1993·Granted May 23, 1995·7 cites·6 claims
- 0932US4120080AMethod of manufacturing grid electrodes for electron tubesPHILIPS CORP·Filed 1977·Granted Oct 17, 1978·1 cites·10 claims
- 1021US5726533ACathode ray tube having an input resonator cavityPHILIPS CORP·Filed 1996·Granted Mar 10, 1998·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →