Inventor · disambiguated record
Hiroki Ikeda
Also filed as: IKEDA HIROKI
65 granted patents·21 pending applications·811 citations·filing 1981–2023
99Inventor score
Top patents by PatentIndex Score
86 records- 0196US6625115B1Self-healing network, method for transmission line switching thereof, and transmission equipment thereofHITACHI LTD·Filed 2000·Granted Sep 23, 2003·50 cites·5 claims
- 0296US5531345AFitting construction of electrical connection boxSUMITOMO WIRING SYSTEMS·Filed 1994·Granted Jul 2, 1996·115 cites·6 claims
- 0393US6066822ASemiconductor device testing apparatus and semiconductor device testing system having a plurality of semiconductor device testing apparatusADVANTEST CORP·Filed 1996·Granted May 23, 2000·94 cites·7 claims
- 0491US11273743B1Mat mounting structure in seat back and vehicle seatADIENT ENG & IP GMBH·Filed 2020·Granted Mar 15, 2022·6 cites·2 claims
- 0590US8331784B2Network system and optical line terminalMIZUTANI MASAHIKO·Filed 2008·Granted Dec 11, 2012·19 cites·8 claims
- 0689US6144633ASelf-healing network, method for transmission line switching thereof, and transmission equipment thereofHITACHI LTD·Filed 1997·Granted Nov 7, 2000·75 cites·38 claims
- 0788US8522288B2IP broadcasting system and a multicast group management apparatus for the sameIKEDA HIROKI·Filed 2007·Granted Aug 27, 2013·23 cites·9 claims
- 0888US7936991B2Optical line terminating apparatus and optical communication systemHITACHI LTD·Filed 2008·Granted May 3, 2011·12 cites·16 claims
- 0987US11808812B2Passive carrier-based device delivery for slot-based high-volume semiconductor test systemADVANTEST TEST SOLUTIONS INC·Filed 2021·Granted Nov 7, 2023·1 cites·20 claims
- 1087US8488965B2Network system and optical line terminalMIZUTANI MASAHIKO·Filed 2008·Granted Jul 16, 2013·11 cites·9 claims
- 1186US8457495B2Network system, optical network unit and optical line terminalMIZUTANI MASAHIKO·Filed 2008·Granted Jun 4, 2013·10 cites·14 claims
- 1286US8027586B2Passive optical network system and optical line terminating apparatusHITACHI LTD·Filed 2008·Granted Sep 27, 2011·11 cites·9 claims
- 1384US8897644B2Optical line terminal and optical network systemSUGAWA JUN·Filed 2012·Granted Nov 25, 2014·7 cites·13 claims
- 1484US8705965B2Method of recovery from sleep state of an ONU in a PON system capable of power savingSUGAWA JUN·Filed 2011·Granted Apr 22, 2014·8 cites·10 claims
- 1584US7796198B2Display control apparatus of display panel, and display device having display control apparatusFUJITSU HITACHI PLASMA DISPLAY·Filed 2006·Granted Sep 14, 2010·6 cites·7 claims
- 1684US7599682B2Method of implementing multi-party conference service by using broadcast/multicast service of a wireless communications systemHITACHI COMM TECH LTD·Filed 2006·Granted Oct 6, 2009·13 cites·23 claims
- 1783US8861954B2Burst-mode receiver equipped with optical amplifier, method for controlling optical amplifier, and systemSUGAWA JUN·Filed 2011·Granted Oct 14, 2014·7 cites·19 claims
- 1883US8503891B2Multirate burst mode receiverMASHIMO DAISUKE·Filed 2011·Granted Aug 6, 2013·12 cites·14 claims
- 1983US7974269B2Mobile communication control method and mobile communication systemHITACHI LTD·Filed 2005·Granted Jul 5, 2011·11 cites·5 claims
- 2083US7242860B2Optical protection switching using 2 by 2 switching functionsHITACHI AMERICA LTD·Filed 2002·Granted Jul 10, 2007·19 cites·33 claims
- 2182US6433294B1Semiconductor device testing apparatus and semiconductor device testing system having a plurality of semiconductor device testing apparatusADVANTEST CORP·Filed 2000·Granted Aug 13, 2002·21 cites·7 claims
- 2281US12320852B2Passive carrier-based device delivery for slot-based high-volume semiconductor test systemADVANTEST TEST SOLUTIONS INC·Filed 2023·Granted Jun 3, 2025·0 cites·20 claims
- 2380US7912071B2Passive optical network system for supporting virtual ethernet service and method for the sameHITACHI LTD·Filed 2007·Granted Mar 22, 2011·9 cites·9 claims
- 2480US7639905B2Channel switching system and method of IPTV service in passive optical networkHITACHI LTD·Filed 2007·Granted Dec 29, 2009·8 cites·14 claims
- 2579US8401384B2Optical access system, optical switching unit and optical line terminalWAKAYAMA KOJI·Filed 2009·Granted Mar 19, 2013·8 cites·16 claims
- 2679US8374501B2Optical line terminal and optical line transmission and reception systemHITACHI LTD·Filed 2009·Granted Feb 12, 2013·7 cites·10 claims
- 2779US8239468B2Session QoS control apparatusIKEDA HIROKI·Filed 2009·Granted Aug 7, 2012·7 cites·20 claims
- 2878US9120406B2Vehicle seat deviceTS TECH CO LTD·Filed 2013·Granted Sep 1, 2015·8 cites·12 claims
- 2978US7660309B2Storage function method and apparatus in a passive optical networkHITACHI LTD·Filed 2007·Granted Feb 9, 2010·4 cites·18 claims
- 3075US10165571B2Application state change notification program and method thereforFREEBIT CO LTD·Filed 2014·Granted Dec 25, 2018·3 cites·38 claims
- 3174US8116627B2PON system method for receiving optical signal and OLTIKEDA HIROKI·Filed 2008·Granted Feb 14, 2012·5 cites·15 claims
- 3274US7859286B2Electronic device test systemADVANTEST CORP·Filed 2006·Granted Dec 28, 2010·4 cites·6 claims
- 3374US6430786B1Synthetic resin opening and closing press fastenerYKK CORP·Filed 2000·Granted Aug 13, 2002·17 cites·10 claims
- 3473US8653433B2Transimpedance amplifier and PON systemMASHIMO DAISUKE·Filed 2010·Granted Feb 18, 2014·6 cites·20 claims
- 3573US7606914B2Session QoS control apparatusHITACHI LTD·Filed 2004·Granted Oct 20, 2009·15 cites·6 claims
- 3672US11549981B2Thermal solution for massively parallel testingADVANTEST TEST SOLUTIONS INC·Filed 2021·Granted Jan 10, 2023·0 cites·20 claims
- 3772US8380065B2Optical access system and optical line terminalHITACHI LTD·Filed 2009·Granted Feb 19, 2013·4 cites·18 claims
- 3872US8254292B2Storage function method and apparatus in a passive optical networkIKEDA HIROKI·Filed 2010·Granted Aug 28, 2012·2 cites·9 claims
- 3972US8090261B2Network system, optical line terminating apparatus, and optical network apparatusSUGAWARA TOSHIKI·Filed 2008·Granted Jan 3, 2012·5 cites·34 claims
- 4072US4561072AMemory system handling a plurality of bits as a unit to be processedNEC CORP·Filed 1983·Granted Dec 24, 1985·38 cites·4 claims
- 4171US10011894B2Precipitation-hardening stainless steel powder and sintered compact thereofSANYO SPECIAL STEEL CO LTD·Filed 2015·Granted Jul 3, 2018·1 cites·15 claims
- 4271US6643041B1Optical networkHITACHI LTD·Filed 1999·Granted Nov 4, 2003·35 cites·28 claims
- 4370US10499402B2Application state change notification program and method thereforFREEBIT CO LTD·Filed 2018·Granted Dec 3, 2019·1 cites·20 claims
- 4469US8259751B2Bandwidth-allocating device and methodSHI YING·Filed 2008·Granted Sep 4, 2012·4 cites·12 claims
- 4568US7283746B2Optical virtual local area networkHITACHI LTD·Filed 2003·Granted Oct 16, 2007·11 cites·19 claims
- 4667US10935914B2Image processing apparatus and image processing methodSHARP KK·Filed 2019·Granted Mar 2, 2021·0 cites·14 claims
- 4765US8244130B2Passive optical network system with mode-variable optical network unitSHI YING·Filed 2008·Granted Aug 14, 2012·2 cites·21 claims
- 4864US7586929B2Method and system for content-oriented routing in a storage-embedded networkHITACHI LTD·Filed 2003·Granted Sep 8, 2009·9 cites·15 claims
- 4963US4683406AJoint assembly movable like a human armNEC CORP·Filed 1985·Granted Jul 28, 1987·20 cites·11 claims
- 5063US4434502AMemory system handling a plurality of bits as a unit to be processedNIPPON ELECTRIC CO·Filed 1981·Granted Feb 28, 1984·27 cites·5 claims
Showing the top 50 of 86 patent records by PatentIndex Score.
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