Inventor · disambiguated record
Toshio Nojima
Also filed as: NOJIMA TOSHIO
42 granted patents·2,285 citations·filing 1980–2009
99Inventor score
Files withNIPPON TELEGRAPH & TELEPHONE19NTT DOCOMO INC13JAPAN RADIO CO LTD5HITACHI INT ELECTRIC INC4NEC CORP1
Top patents by PatentIndex Score
42 records- 0197US7013087B2Communication system using optical fibersNTT DOCOMO INC·Filed 2001·Granted Mar 14, 2006·141 cites·23 claims
- 0297US4980652AFrequency synthesizer having compensation for nonlinearitiesNIPPON TELEGRAPH & TELEPHONE·Filed 1989·Granted Dec 25, 1990·117 cites·11 claims
- 0397US4329655AAdaptive equalization system for nonlinearitiesNIPPON TELEGRAPH & TELEPHONE·Filed 1980·Granted May 11, 1982·82 cites·9 claims
- 0496US6392483B2Feed-forward amplifierNTT DOCOMO INC·Filed 2001·Granted May 21, 2002·97 cites·23 claims
- 0596US5146178AImpedance-matched, class F high-frequency amplifierNIPPON TELEGRAPH & TELEPHONE·Filed 1991·Granted Sep 8, 1992·164 cites·20 claims
- 0696US4943783AFeed forward distortion correction circuitNIPPON TELEGRAPH & TELEPHONE·Filed 1989·Granted Jul 24, 1990·70 cites·6 claims
- 0795US6907269B2Mobile communication base station equipmentNTT DOCOMO INC·Filed 2001·Granted Jun 14, 2005·116 cites·17 claims
- 0895US4772856APower amplifierNIPPON TELEGRAPH & TELEPHONE·Filed 1987·Granted Sep 20, 1988·84 cites·12 claims
- 0994US6320464B1Feedforward amplifierNIPPON TELEGRAPH & TELEPHONE·Filed 2000·Granted Nov 20, 2001·76 cites·17 claims
- 1092US5166634AFeed-forward amplifierNIPPON TELEGRAPH & TELEPHONE·Filed 1991·Granted Nov 24, 1992·84 cites·34 claims
- 1190US5812296AFiber optics transmission systemNIPPON TELEGRAPH & TELEPHONE·Filed 1996·Granted Sep 22, 1998·121 cites·11 claims
- 1290US5251330ALinear transmitterNIPPON TELEGRAPH & TELEPHONE·Filed 1990·Granted Oct 5, 1993·121 cites·12 claims
- 1390US4776032ARepeater for a same frequency with spillover measurementNIPPON TELEGRAPH & TELEPHONE·Filed 1986·Granted Oct 4, 1988·123 cites·10 claims
- 1487US6178158B1Method and apparatus for transmission and receptionNIPPON TELEGRAPH & TELEPHONE·Filed 1997·Granted Jan 23, 2001·175 cites·21 claims
- 1585US8035444B2Amplifier apparatusHITACHI INT ELECTRIC INC·Filed 2009·Granted Oct 11, 2011·17 cites·3 claims
- 1685US6208204B1Feedforward amplifierNIPPON TELEGRAPH & TELEPHONE·Filed 1999·Granted Mar 27, 2001·58 cites·17 claims
- 1783US7626455B2Distortion compensation apparatusHITACHI INT ELECTRIC INC·Filed 2008·Granted Dec 1, 2009·13 cites·3 claims
- 1881US7227906B2Radio communication method and apparatus for multiplex transmission of plural signals in the same frequency bandNTT DOCOMO INC·Filed 2002·Granted Jun 5, 2007·35 cites·12 claims
- 1981US6515544B1Multi-terminal power combining feed-forward amplifierNTT DOCOMO INC·Filed 2000·Granted Feb 4, 2003·30 cites·11 claims
- 2080US6963758B2High-sensitivity wireless receiving device and high-frequency unit used thereforNTT DOCOMO INC·Filed 2001·Granted Nov 8, 2005·23 cites·25 claims
- 2180US5907585ADigital signal detecting method and detectorNIPPON TELEGRAPH & TELEPHONE·Filed 1996·Granted May 25, 1999·116 cites·29 claims
- 2279US7327996B2High sensitivity radio receiverNTT DOCOMO INC·Filed 2003·Granted Feb 5, 2008·20 cites·10 claims
- 2379US5715525ARadio frequency circuit for portable radion communication deviceNIPPON TELEGRAPH & TELEPHONE·Filed 1996·Granted Feb 3, 1998·68 cites·4 claims
- 2478US5796307AAmplifying device having input and output nonlinear phase shifters of opposite phase-frequency characteristicsNIPPON TELEGRAPH & TELEPHONE·Filed 1996·Granted Aug 18, 1998·40 cites·32 claims
- 2577US7186377B2Absorption power measuring deviceNTT DOCOMO INC·Filed 2002·Granted Mar 6, 2007·19 cites·19 claims
- 2676US6621367B2Signal power dynamic range compressing circuit and power amplifier using the sameNTT DOCOMO INC·Filed 2000·Granted Sep 16, 2003·23 cites·23 claims
- 2776US5327096AControl circuit for automatically controlled feed forward nonlinear distortion compensation amplifierJAPAN RADIO CO LTD·Filed 1993·Granted Jul 5, 1994·27 cites·25 claims
- 2874US4902983ANonlinear signal generating circuit and nonlinear compensating device using the sameNEC CORP·Filed 1988·Granted Feb 20, 1990·22 cites·11 claims
- 2973US7615188B2Apparatus for measuring absorbed powerNTT DOCOMO INC·Filed 2006·Granted Nov 10, 2009·6 cites·10 claims
- 3071US7714648B2Amplifying systemHITACHI INT ELECTRIC INC·Filed 2006·Granted May 11, 2010·7 cites·3 claims
- 3170US7072409B2Space multiplex radio communication method and radio communication apparatusNTT DOCOMO INC·Filed 2001·Granted Jul 4, 2006·12 cites·10 claims
- 3264US5231632ARadio communication equipment for a mobile station and traffic channel hand-off method using the sameNIPPON TELEGRAPH & TELEPHONE·Filed 1990·Granted Jul 27, 1993·24 cites·10 claims
- 3362US5790555ASignal multiplexer and multiplexing methodNIPPON TELEGRAPH & TELEPHONE·Filed 1995·Granted Aug 4, 1998·47 cites·38 claims
- 3460US6480706B1High sensitivity radio receiverNIPPON TELEGRAPH & TELEPHONE·Filed 1999·Granted Nov 12, 2002·30 cites·16 claims
- 3560US5412342APower amplifier device comprising a plurality of feedforward distortion compensating circuits in parallelJAPAN RADIO CO LTD·Filed 1993·Granted May 2, 1995·15 cites·4 claims
- 3659US6838934B2Feedforward amplifier with dual loopNTT DOCOMO INC·Filed 2002·Granted Jan 4, 2005·10 cites·9 claims
- 3758US5363072AHigh-frequency power divider-combinerJAPAN RADIO CO LTD·Filed 1992·Granted Nov 8, 1994·14 cites·7 claims
- 3854US7719364B2High frequency power amplifierHITACHI INT ELECTRIC INC·Filed 2009·Granted May 18, 2010·3 cites·7 claims
- 3944US5302908AHigh precision phase comparator and phase locked loopNIPPON TELEGRAPH & TELEPHONE·Filed 1992·Granted Apr 12, 1994·11 cites·8 claims
- 4043US7203469B2Supergain array antenna system and method for controlling supergain array antennaNTT DOCOMO INC·Filed 2002·Granted Apr 10, 2007·3 cites·11 claims
- 4142US5313657AReceiver capable of reliably detecting a failureJAPAN RADIO CO LTD·Filed 1992·Granted May 17, 1994·15 cites·5 claims
- 4237US5394120ADevice for testing an amplifierJAPAN RADIO CO LTD·Filed 1994·Granted Feb 28, 1995·6 cites·17 claims
Join the waitlist — get patent alerts
Get an alert when Toshio Nojima files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →