Inventor · disambiguated record
Norihisa Sagawa
Also filed as: SAGAWA NORIHISA
3 granted patents·1 pending application·46 citations·filing 1990–2006
71Inventor score
Top patents by PatentIndex Score
4 records- 0161US5160876AMethod of protecting rotating machineNIINAI YOSHITAKA·Filed 1990·Granted Nov 3, 1992·27 cites·9 claims
- 0245US5342280ASystem for management of body rotation of centrifugeHITACHI KOKI KK·Filed 1993·Granted Aug 30, 1994·11 cites·12 claims
- 0340US2006110296A1Automatic separator/extractor and method of controlling samePREC SYSTEMS SCIENCE CO LTD·Filed 2006·Application pending·0 cites
- 0436US5619422ARotor temperature control systemHITACHI KOKI KK·Filed 1993·Granted Apr 8, 1997·8 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →