Inventor · disambiguated record
Keiko Shimada
Also filed as: SHIMADA KEIKO
13 granted patents·5 pending applications·198 citations·filing 1988–2019
90Inventor score
Top patents by PatentIndex Score
18 records- 0183US5222121AVoice recognition dialing unitNEC CORP·Filed 1990·Granted Jun 22, 1993·128 cites·4 claims
- 0277US8377170B2CO2-facilitated transport membrane and method for producing the sameRENAISSANCE ENERGY RES CORP·Filed 2012·Granted Feb 19, 2013·4 cites·8 claims
- 0370US8197576B2CO2-facilitated transport membrane and method for producing the sameOKADA OSAMU·Filed 2009·Granted Jun 12, 2012·5 cites·3 claims
- 0469US8617297B2CO2-facilitated transport membrane and method for producing the sameRENAISSANCE ENERGY RES CORP·Filed 2013·Granted Dec 31, 2013·2 cites·9 claims
- 0555US4955055ALoudspeaking telephone with a frequency shifting circuitNEC CORP·Filed 1988·Granted Sep 4, 1990·16 cites·4 claims
- 0651US10770264B2Interference optical system unit, charged particle beam interference apparatus, and method for observing charged particle beam interference imageRIKEN·Filed 2019·Granted Sep 8, 2020·0 cites·15 claims
- 0751US2010146343A1Electronic bulletin board managing apparatus and message notifying methodNTT DOCOMO INC·Filed 2006·Application pending·0 cites
- 0849US11551907B2Electron microscope and sample observation method using the sameRIKEN·Filed 2019·Granted Jan 10, 2023·0 cites·15 claims
- 0949US2011143330A1Combination dry erase board/projection screenSHIMADA KEIKO·Filed 2009·Application pending·0 cites
- 1044US2006068797A1Connection management apparatus, connection management system, and connection management methodNTT DOCOMO INC·Filed 2005·Application pending·0 cites
- 1143US11024482B2Holography reconstruction method and programRIKEN·Filed 2018·Granted Jun 1, 2021·0 cites·15 claims
- 1243US5416887AMethod and system for speech recognition without noise interferenceNEC CORP·Filed 1994·Granted May 16, 1995·19 cites·3 claims
- 1341US10948426B2Particle beam device, observation method, and diffraction gratingRIKEN·Filed 2017·Granted Mar 16, 2021·0 cites·10 claims
- 1440US5201004ASpeech recognition method with noise reduction and a system thereforNEC CORP·Filed 1991·Granted Apr 6, 1993·15 cites·7 claims
- 1540US2006079226A1Service control system and service control methodNTT DOCOMO INC·Filed 2005·Application pending·0 cites
- 1638US2006212308A1Information posting system and information posting methodNTT DOCOMO INC·Filed 2006·Application pending·0 cites
- 1737US5022068ABranched telephone systemNEC CORP·Filed 1988·Granted Jun 4, 1991·5 cites·4 claims
- 1834US4899380ALoudspeaking telephone with a variable gain circuitNEC CORP·Filed 1988·Granted Feb 6, 1990·4 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →