Inventor · disambiguated record
Seiji Okubo
Also filed as: OKUBO SEIJI
13 granted patents·1 pending application·396 citations·filing 1984–2005
93Inventor score
Top patents by PatentIndex Score
14 records- 0195US7095778B2Spread spectrum transmitter and spread spectrum receiverMITSUBISHI ELECTRIC CORP·Filed 2003·Granted Aug 22, 2006·108 cites·10 claims
- 0291US6728298B1Spread spectrum communication system and method for the sameMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Apr 27, 2004·40 cites·14 claims
- 0384US6683493B1Timing reproducing device and demodulatorMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Jan 27, 2004·46 cites·41 claims
- 0484US6650718B1Timing reproducer and demodulator comprising thisMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Nov 18, 2003·46 cites·24 claims
- 0573US6212222B1Initial acquisition circuitMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Apr 3, 2001·15 cites·4 claims
- 0669US6456672B1Automatic frequency control communication systemMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Sep 24, 2002·68 cites·47 claims
- 0768US7225883B2Device for coupling implement to agricultural tractorDELICA KK·Filed 2005·Granted Jun 5, 2007·11 cites·1 claims
- 0867US4607229APhase shifterTOSHIBA KK·Filed 1984·Granted Aug 19, 1986·15 cites·3 claims
- 0962US6940892B2Spread spectrum transmission apparatus, spread spectrum reception apparatus, and spread spectrum communication systemMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Sep 6, 2005·7 cites·10 claims
- 1060US6522684B2Delay lock loop, receiver, and spectrum spreading communication systemMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Feb 18, 2003·6 cites·14 claims
- 1157US6850576B2Method and apparatus for reproducing timing, and a demodulating apparatus that uses the method and apparatus for reproducing timingMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Feb 1, 2005·4 cites·30 claims
- 1252US6097766ATiming phase synchronization detecting circuit and demodulatorMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Aug 1, 2000·30 cites·7 claims
- 1342US2002085652A1Automatic frequency control unit and spectrum spread receiving apparatusFiled 2001·Application pending·0 cites
- 1432US7970076B2Wireless apparatusMitsubishi Electric Corporaiton·Filed 2004·Granted Jun 28, 2011·0 cites·8 claims
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