Inventor · disambiguated record
Keizo Cho
Also filed as: CHO KEIZO
13 granted patents·2 pending applications·296 citations·filing 1991–2018
91Inventor score
Files withNIPPON TELEGRAPH & TELEPHONE6INOUE YUKI4NTT DOCOMO INC2DENKI KOGYO COMPANY LTD1NIPPON DENGYO KOSAKU KK1
Top patents by PatentIndex Score
15 records- 0190US6690952B2Adaptive array antenna transceiver apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 2000·Granted Feb 10, 2004·57 cites·30 claims
- 0289US6292135B1Adaptive array antenna systemNIPPON TELEGRAPH & TELEPHONE·Filed 2000·Granted Sep 18, 2001·73 cites·15 claims
- 0382US6735182B1Adaptive array antenna systemNIPPON TELEGRAPH & TELEPHONE·Filed 1999·Granted May 11, 2004·72 cites·9 claims
- 0476US5594455ABidirectional printed antennaNIPPON TELEGRAPH & TELEPHONE·Filed 1995·Granted Jan 14, 1997·56 cites·14 claims
- 0561US8588835B2Base station apparatus and directivity control method in mobile communication systemINOUE YUKI·Filed 2008·Granted Nov 19, 2013·2 cites·11 claims
- 0658US8781407B2Antenna equipment including the grouping of antenna elements according to communication typesINOUE YUKI·Filed 2011·Granted Jul 15, 2014·1 cites·5 claims
- 0758US5136303AWrist watch type receiverNIPPON TELEGRAPH & TELEPHONE·Filed 1991·Granted Aug 4, 1992·28 cites·4 claims
- 0852US8301152B2Mobile station, base station, and area shaping method performed by specified base stationINOUE YUKI·Filed 2008·Granted Oct 30, 2012·0 cites·23 claims
- 0952US7302232B2Adaptive antenna control method and adaptive antenna transmission/reception characteristic control methodNIPPON TELEGRAPH & TELEPHONE·Filed 2001·Granted Nov 27, 2007·7 cites·10 claims
- 1051US8688130B2Mobile station, base station, and area shaping method performed by specified base stationINOUE YUKI·Filed 2012·Granted Apr 1, 2014·0 cites·3 claims
- 1145US2010128620A1Mobile communications system, base station apparatus, mobile station apparatus, and propagation state collecting methodNTT DOCOMO INC·Filed 2008·Application pending·0 cites
- 1244US8078113B2Adaptive antenna control method and adaptive antenna transmission/reception characteristic control methodTAKATORI YASUSHI·Filed 2007·Granted Dec 13, 2011·0 cites·14 claims
- 1343US2015155630A1Vertically polarized antennaNIPPON DENGYO KOSAKU KK·Filed 2013·Application pending·0 cites
- 1435US10665954B2Leaky-wave antennaDENKI KOGYO COMPANY LTD·Filed 2018·Granted May 26, 2020·0 cites·6 claims
- 1535US7873582B2Maze creating method, antenna optimum designing method, program, and antenna, using two-bit/quaternary chromosomesNTT DOCOMO INC·Filed 2005·Granted Jan 18, 2011·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →