Inventor · disambiguated record
Yoshitaka Niinai
Also filed as: NIINAI YOSHITAKA
16 granted patents·161 citations·filing 1990–2014
93Inventor score
Technology areasB04B
Top patents by PatentIndex Score
16 records- 0180US7367932B2Centrifuge including a rotating chamber having a bowl and a cylinderHITACHI KOKI KK·Filed 2005·Granted May 6, 2008·9 cites·9 claims
- 0277US6416455B1Rotor for centrifuge having a specimen holder that accomodates an increased number of specimensHITACHI KOKI KK·Filed 2000·Granted Jul 9, 2002·24 cites·14 claims
- 0373US7278961B2Centrifugal separatorHITACHI KOKI KK·Filed 2006·Granted Oct 9, 2007·5 cites·11 claims
- 0466USD367867SSmall-sized centrifugeHITACHI KOKI KK·Filed 1995·Granted Mar 12, 1996·13 cites·1 claims
- 0561US5160876AMethod of protecting rotating machineNIINAI YOSHITAKA·Filed 1990·Granted Nov 3, 1992·27 cites·9 claims
- 0659US7104944B2Centrifugal separator with a plurality of shaftsHITACHI KOKI KK·Filed 2004·Granted Sep 12, 2006·9 cites·15 claims
- 0758US5726881ACentrifugal apparatus with overspeed protectionHITACHI KOKI KK·Filed 1995·Granted Mar 10, 1998·23 cites·8 claims
- 0857US8262551B2Centrifuge having displacement sensorAKATSU KATSUNORI·Filed 2008·Granted Sep 11, 2012·2 cites·5 claims
- 0950US7255669B2Centrifuge with imbalance detectorHITACHI KOKI KK·Filed 2004·Granted Aug 14, 2007·5 cites·16 claims
- 1048US10252279B2Centrifuge having light emitting partHITACHI KOKI KK·Filed 2014·Granted Apr 9, 2019·0 cites·8 claims
- 1147US5738622ACentrifugal separator and a method of detecting unbalance of a rotorHITACHI KOKI KK·Filed 1996·Granted Apr 14, 1998·13 cites·5 claims
- 1246US6764437B2Centrifuge with rotor having identification elements arranged along the circumference of a circle whose center coincides with the rotor's axis of rotationHITACHI KOKI KK·Filed 2001·Granted Jul 20, 2004·4 cites·7 claims
- 1345US5342280ASystem for management of body rotation of centrifugeHITACHI KOKI KK·Filed 1993·Granted Aug 30, 1994·11 cites·12 claims
- 1444US6589152B2Centrifugal separator with rotor data list indicationHITACHI KOKI KK·Filed 2001·Granted Jul 8, 2003·4 cites·7 claims
- 1544US5653672ACentrifugal separator with thermo-moduleHITACHI KOKI KK·Filed 1996·Granted Aug 5, 1997·11 cites·6 claims
- 1639US7108651B2Centrifuge having multiple rotorsHITACHI KOKI KK·Filed 2002·Granted Sep 19, 2006·1 cites·26 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →