Inventor · disambiguated record
Paul R. Johannessen
Also filed as: JOHANNESSEN PAUL · JOHANNESSEN PAUL R
18 granted patents·1 pending application·290 citations·filing 1975–2004
95Inventor score
Top patents by PatentIndex Score
19 records- 0191US4274134AMethod of and apparatus for high voltage pulse generationMEGAPULSE INC·Filed 1979·Granted Jun 16, 1981·34 cites·18 claims
- 0288US4001598ASequential power supply and method for rf pulse generationMEGAPULSE INC·Filed 1975·Granted Jan 4, 1977·25 cites·16 claims
- 0379US4191992AMethod of and apparatus for enabling soft-failure of modular power converter systems, including RF generator systems, embodying switching components in the power conversionMEGAPULSE INC·Filed 1978·Granted Mar 4, 1980·25 cites·20 claims
- 0477US4423419APulsed, pseudo random position fixing radio navigation method and system and the likeMEGAPULSE INC·Filed 1980·Granted Dec 27, 1983·32 cites·29 claims
- 0567US4689803AAntenna tuning system and methodMEGAPULSE INC·Filed 1985·Granted Aug 25, 1987·29 cites·4 claims
- 0666US5278568AMethod of and apparatus for two-way radio communication amongst fixed base and mobile terminal users employing meteor scatter signals for communications inbound from the mobile terminals and outbound from the base terminals via Loran communication signalsMEGAPULSE INC·Filed 1992·Granted Jan 11, 1994·39 cites·18 claims
- 0763US4151528AMethod of and apparatus for unambiguous radio navigationMEGAPULSE INC·Filed 1977·Granted Apr 24, 1979·15 cites·21 claims
- 0856US6014111AFerrite crossed-loop antenna of optimal geometry and construction and method of forming sameMEGAPULSE INC·Filed 1997·Granted Jan 11, 2000·23 cites·7 claims
- 0955US4230955AMethod of and apparatus for eliminating priming and carrier sweep-out losses in SCR switching circuits and the likeMEGAPULSE INC·Filed 1978·Granted Oct 28, 1980·9 cites·11 claims
- 1051US6928265B2Method of and apparatus for implementing high speed data communication by phase (frequency) modulation of loran-c navigation system using solid-state pulse transmitters and high-power solid state switching for dynamic antenna tuningMEGAPULSE INC·Filed 2002·Granted Aug 9, 2005·9 cites·16 claims
- 1150US5969439APulse generator apparatus for RF pulse generation in tuned loads including series regulation and capacitor clamping method thereforMEGAPULSE INC·Filed 1998·Granted Oct 19, 1999·11 cites·10 claims
- 1249US6452547B1Method of and apparatus for expanding the digital bit rate potential for communication added to loran-c radio navigation pulse trains and the like, without affecting the navigation capability and integrity thereofMEGAPULSE INC·Filed 2001·Granted Sep 17, 2002·8 cites·24 claims
- 1344US5734544ASolid-state pulse generating apparatus and method particularly adapted for ion implantationMEGAPULSE INC·Filed 1996·Granted Mar 31, 1998·8 cites·11 claims
- 1442US7064705B2Method of and apparatus for increasing the peak output pulse power delivered by capacitor-driven high-power diode and square-loop saturable reactor pulse compression generators with the aid of minority carrier sweep-out circuits within the pulse compression circuitMEGAPULSE INC·Filed 2004·Granted Jun 20, 2006·2 cites·10 claims
- 1540US4059801AApparatus for degrading Q in a high-Q RF pulse transmitting system and the likeJOHANNESSEN PAUL R·Filed 1975·Granted Nov 22, 1977·9 cites·11 claims
- 1637US5952735AMethod of and apparatus for optimizing the matching of pulse generators driving high "Q" tuned loads, by phase splittingMEGAPULSE INC·Filed 1998·Granted Sep 14, 1999·4 cites·8 claims
- 1734US2003027527A1Method of high-power switching and switch apparatus for frequency modulation within Loran-C signalsMEGAPULSE INC·Filed 2001·Application pending·0 cites
- 1832US5850200AMagnetic crossed-loop antennaFiled 1996·Granted Dec 15, 1998·8 cites·9 claims
- 1930US5380962AHigh-power RF switchMEGAPULSE INC·Filed 1992·Granted Jan 10, 1995·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →