Inventor · Hitachinaka, JP

Masahiro Inaniwa

27Patents
11h-index
35Co-inventors
75Inventor score

Filing activity: Apr 5, 1983 → Apr 13, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US4609861A Circuit arrangement for rapidly charging a battery Electricity 52 Expired
US6204627A Motor control apparatus Electricity 43 Expired
US8313012B2 Electric driving machine Performing Operations; Transporting 39 Active
US7494036B2 Electric driving machine Performing Operations; Transporting 35 Active
US7469811B2 Electric driving machine Performing Operations; Transporting 34 Active
US5731681A Motor control system for centrifugal machine Electricity 32 Expired
US4528492A Battery charger Emerging Cross-Sectional Technologies 23 Expired
US5726550A Motor control system for centrifuge Electricity 18 Expired
US8167182B2 Electric driving machine Performing Operations; Transporting 16 Active
US5608301A Motor control system for centrifugal machine Electricity 15 Expired
US5649893A Centrifugal apparatus having series-implemented protection means Performing Operations; Transporting 14 Expired
US5365810A Screw supply control apparatus for screw tightening robot Performing Operations; Transporting 11 Expired
US7871463B2 Dust collection device Emerging Cross-Sectional Technologies 10 Active
US6773927B2 Pipetting apparatus and a method of pipetting a liquid Emerging Cross-Sectional Technologies 10 Expired
US5726881A Centrifugal apparatus with overspeed protection Performing Operations; Transporting 10 Expired
US7966691B2 Dust collector Performing Operations; Transporting 9 Active
US6196961A Automatic centrifugal machine employing a link arm mechanism Physics 8 Expired
US8622271B2 Fastener driving tool Performing Operations; Transporting 8 Active
US6602178B2 Desk-top centrifuge having improved safety in the event of an operational failure Performing Operations; Transporting 6 Expired
US5220498A Positioning data correction apparatus with image analyzing and positioning apparatus including the same Physics 4 Expired
US8409068B2 Centrifuge with vacuum pump and control method thereof Performing Operations; Transporting 4 Active
US7500942B2 Centrifugal separator with door lock safety device Performing Operations; Transporting 3 Active
US7278961B2 Centrifugal separator Performing Operations; Transporting 3 Expired
US6764437B2 Centrifuge with rotor having identification elements arranged along the circumference of a circle whose center coincides with the rotor's axis of rotation Performing Operations; Transporting 2 Expired
US9375730B2 Centrifuge with compressor motor feedback control device Performing Operations; Transporting 1 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.