Inventor · disambiguated record
Isamu Chiba
Also filed as: CHIBA ISAMU
19 granted patents·755 citations·filing 1983–2022
96Inventor score
Files withMITSUBISHI ELECTRIC CORP14ATR OPTICAL & RADIO COMMUNICAT2EKO INSTR CO LTD2ATR OPTICAL AND RADIO COMMUNIC1
Top patents by PatentIndex Score
19 records- 0196US5966097AAntenna apparatusMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Oct 12, 1999·248 cites·12 claims
- 0291US5396256AApparatus for controlling array antenna comprising a plurality of antenna elements and method thereforATR OPTICAL & RADIO COMMUNICAT·Filed 1993·Granted Mar 7, 1995·120 cites·6 claims
- 0386US5585803AApparatus and method for controlling array antenna comprising a plurality of antenna elements with improved incoming beam trackingATR OPTICAL AND RADIO COMMUNIC·Filed 1995·Granted Dec 17, 1996·113 cites·26 claims
- 0476US6711382B2Mobile communication system and communication method performed in the systemMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Mar 23, 2004·28 cites·3 claims
- 0572US6404387B1Adaptive array antenna device and base station adaptive array antenna deviceMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Jun 11, 2002·25 cites·6 claims
- 0669US5081463AMethod and system for forming desired radiation pattern with array antennaMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Jan 14, 1992·33 cites·6 claims
- 0764US4644359AAntenna systemMITSUBISHI ELECTRIC CORP·Filed 1983·Granted Feb 17, 1987·20 cites·8 claims
- 0860US6043776AMobile satellite communication systemMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Mar 28, 2000·29 cites·3 claims
- 0957US6154184AAntenna apparatus for portable phonesMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Nov 28, 2000·24 cites·8 claims
- 1055US12203806B2Sunshine recorder and sunshine measurement methodEKO INSTR CO LTD·Filed 2022·Granted Jan 21, 2025·0 cites·8 claims
- 1154US6768475B2AntennaMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Jul 27, 2004·9 cites·8 claims
- 1254US6405064B1Portable wireless deviceMITSUBISHI ELECTRIC CORP·Filed 1999·Granted Jun 11, 2002·21 cites·8 claims
- 1354US6222505B1Composite antenna apparatusMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Apr 24, 2001·21 cites·9 claims
- 1454US5184140AAntenna systemMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Feb 2, 1993·25 cites·13 claims
- 1551US11193901B2Thermal conductivity measuring device, thermal conductivity measuring method and vacuum evaluation deviceEKO INSTR CO LTD·Filed 2016·Granted Dec 7, 2021·0 cites·12 claims
- 1649US6707433B2Antenna deviceMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Mar 16, 2004·6 cites·6 claims
- 1748US5473333AApparatus and method for adaptively controlling array antenna comprising adaptive control means with improved initial value setting arrangementATR OPTICAL & RADIO COMMUNICAT·Filed 1995·Granted Dec 5, 1995·21 cites·3 claims
- 1842US6204827B1Antenna feeding circuitMITSUBISHI ELECTRIC CORP·Filed 1999·Granted Mar 20, 2001·12 cites·9 claims
- 1929US6788269B2Simplified feed circuit for an array antenna deviceMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Sep 7, 2004·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →