Inventor · disambiguated record
Koichi Tsunekawa
Also filed as: TSUNEKAWA KOICHI
16 granted patents·5 pending applications·819 citations·filing 1992–2011
94Inventor score
Files withNIPPON TELEGRAPH & TELEPHONE7TSUNEKAWA KOICHI4ISHIKURA KATSUTOSHI3KAMENO TOSHIAKI2KONNO YOSHIO2
Top patents by PatentIndex Score
21 records- 0192US5872546ABroadband antenna using a semicircular radiatorNIPPON TELEGRAPH & TELEPHONE·Filed 1996·Granted Feb 16, 1999·199 cites·13 claims
- 0292US5374937ARetractable antenna systemNIPPON TELEGRAPH & TELEPHONE·Filed 1994·Granted Dec 20, 1994·232 cites·16 claims
- 0387US5767810AMicrostrip antenna deviceNIPPON TELEGRAPH & TELEPHONE·Filed 1996·Granted Jun 16, 1998·103 cites·9 claims
- 0480US5434579AInverted F antenna with non-contact feedingMITSUBISHI ELECTRIC CORP·Filed 1992·Granted Jul 18, 1995·49 cites·8 claims
- 0576US8897799B2Wireless communication system, wireless communication apparatus, and wireless communication methodTSUNEKAWA KOICHI·Filed 2010·Granted Nov 25, 2014·5 cites·20 claims
- 0675US5917450AAntenna device having two resonance frequenciesNIPPON TELEGRAPH & TELEPHONE·Filed 1996·Granted Jun 29, 1999·52 cites·18 claims
- 0775US5617105AAntenna equipmentNIPPON TELEGRAPH & TELEPHONE·Filed 1994·Granted Apr 1, 1997·46 cites·31 claims
- 0874US5412392APortable radio unit having strip antenna with parallel twin-lead feederNIPPON TELEGRAPH & TELEPHONE·Filed 1993·Granted May 2, 1995·43 cites·8 claims
- 0973US5684492AAntenna device having a band pass filterMITSUBISHI ELECTRIC CORP·Filed 1995·Granted Nov 4, 1997·41 cites·8 claims
- 1072US5568155AAntenna devices having double-resonance characteristicsNIPPON TELEGRAPH & TELEPHONE·Filed 1993·Granted Oct 22, 1996·44 cites·6 claims
- 1171US9240869B2Wireless communication systemISHIKURA KATSUTOSHI·Filed 2010·Granted Jan 19, 2016·4 cites·7 claims
- 1255US8687537B2Communication system, reception device, and communication methodTSUNEKAWA KOICHI·Filed 2009·Granted Apr 1, 2014·1 cites·12 claims
- 1347US2011249607A1Wireless communication system, wireless communication apparatus, wireless terminal, and symbol arrangement apparatusSHARP KK·Filed 2009·Application pending·0 cites
- 1441US8655264B2Communication system, base station device, mobile station device, and communication methodKAMENO TOSHIAKI·Filed 2009·Granted Feb 18, 2014·0 cites·12 claims
- 1541US2009323515A1Ofdm transmittter and ofdm receiverISHIKURA KATSUTOSHI·Filed 2008·Application pending·0 cites
- 1637US2013003711A1Communication system, communication apparatus, communication control method, and communication control programKONNO YOSHIO·Filed 2011·Application pending·0 cites
- 1736US8804648B2Wireless communication system, base station apparatus, mobile station apparatus, communication control method, and communication control programTSUNEKAWA KOICHI·Filed 2011·Granted Aug 12, 2014·0 cites·24 claims
- 1835US2012083271A1Wireless communication deviceTSUNEKAWA KOICHI·Filed 2010·Application pending·0 cites
- 1935US2012077445A1Wireless communication system, wireless communication method, base station apparatus, and terminal station apparatusKONNO YOSHIO·Filed 2010·Application pending·0 cites
- 2032US9113372B2Wireless communication system, base station apparatus, communication apparatus, and communication control programKAMENO TOSHIAKI·Filed 2011·Granted Aug 18, 2015·0 cites·16 claims
- 2131US9215698B2Communication terminal, base station, wireless communication system, control method and program therefor, and recording medium having control program recorded thereonISHIKURA KATSUTOSHI·Filed 2011·Granted Dec 15, 2015·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →