Inventor · disambiguated record
Keiko Ogawa
Also filed as: OGAWA KEIKO
17 granted patents·4 pending applications·81 citations·filing 1994–2021
91Inventor score
Top patents by PatentIndex Score
21 records- 0185US5445910ADeveloper for developing electrostatic image comprising a toner containing colorant particles having organic particles externally added theretoKONISHIROKU PHOTO IND·Filed 1994·Granted Aug 29, 1995·31 cites·10 claims
- 0284US8824674B2Information distribution system and program for the sameINTO CO LTD·Filed 2013·Granted Sep 2, 2014·10 cites·17 claims
- 0374US8407477B2Information distribution system and program for the sameOGAWA KEIKO·Filed 2008·Granted Mar 26, 2013·6 cites·9 claims
- 0473US9264356B2Network gateway apparatusOGAWA KEIKO·Filed 2013·Granted Feb 16, 2016·4 cites·12 claims
- 0566US8041816B2TCP/IP-based communication system and associated methodology providing an enhanced transport layer protocolOZAKI HIROTSUGU·Filed 2006·Granted Oct 18, 2011·4 cites·24 claims
- 0665US5441839ANegatively chargeable developer with carrier containing magnesium oxideKONISHIROKU PHOTO IND·Filed 1994·Granted Aug 15, 1995·14 cites·13 claims
- 0757US8370630B2Client device, mail system, program, and recording mediumOGAWA KEIKO·Filed 2006·Granted Feb 5, 2013·2 cites·7 claims
- 0855US8195961B2Removable storage device and associated methodology of data encryptionOGAWA KEIKO·Filed 2009·Granted Jun 5, 2012·1 cites·15 claims
- 0948US9749449B2TCP/IP-based communication system and associated methodology providing an enhanced transport layer protocolINTO CO LTD·Filed 2013·Granted Aug 29, 2017·0 cites·19 claims
- 1048US2014129836A1Information distribution system and program for the sameINTO CO LTD·Filed 2014·Application pending·0 cites
- 1148US2014223169A1Tcp/ip-based communication system and associated methodology providing an enhanced transport layer protocolINTO CO LTD·Filed 2014·Application pending·0 cites
- 1247US9289386B2Oral film-form base and oral film-form preparationASARI DAISUKE·Filed 2009·Granted Mar 22, 2016·0 cites·11 claims
- 1344US9536431B2Driving support apparatus and driving support methodDENSO CORP·Filed 2013·Granted Jan 3, 2017·0 cites·5 claims
- 1443US8799505B2TCP/IP-based communication system and associated methodology providing an enhanced transport layer protocolOZAKI HIROTSUGU·Filed 2011·Granted Aug 5, 2014·0 cites·1 claims
- 1542US9422001B2Lane line departure prevention apparatusDENSO CORP·Filed 2014·Granted Aug 23, 2016·0 cites·6 claims
- 1642US2016094520A1Network gateway apparatusINTO CO LTD·Filed 2015·Application pending·0 cites
- 1741US5478687ACarrier for negatively chargeable developerKONISHIROKU PHOTO IND·Filed 1994·Granted Dec 26, 1995·5 cites·9 claims
- 1840US12078543B2Color chart provided with patch and marker for recognizing patchDAINIPPON INK & CHEMICALS·Filed 2021·Granted Sep 3, 2024·0 cites·7 claims
- 1939US12368812B2Image display system and image display methodDAINIPPON INK & CHEMICALS·Filed 2021·Granted Jul 22, 2025·0 cites·12 claims
- 2037US5576134ATwo-component type developer and image forming processKONISHIROKU PHOTO IND·Filed 1994·Granted Nov 19, 1996·4 cites·15 claims
- 2136US2010077203A1Relay deviceOGAWA KEIKO·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →