Inventor · disambiguated record
Mutsuo Tokashiki
Also filed as: TOKASHIKI MUTSUO
7 granted patents·65 citations·filing 1987–2021
83Inventor score
Top patents by PatentIndex Score
7 records- 0168US6169670B1Inverter apparatus operatable over extended frequency range while suppressing output errorHITACHI LTD·Filed 2000·Granted Jan 2, 2001·28 cites·10 claims
- 0256US12341447B2Power conversion deviceHITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD·Filed 2021·Granted Jun 24, 2025·0 cites·13 claims
- 0355US6426885B1Inverter device and motor driving device provided with inrush current prevention circuitHITACHI LTD·Filed 2001·Granted Jul 30, 2002·15 cites·5 claims
- 0451US6400539B1Inverter device and motor driving device provided with inrush prevention circuitHITACHI LTD·Filed 2000·Granted Jun 4, 2002·6 cites·9 claims
- 0542US4808933ARotating speed measuring apparatus having a corrector for low and high speeds using angle and frequency transducersHITACHI LTD·Filed 1987·Granted Feb 28, 1989·8 cites·12 claims
- 0634US6166935AInverter apparatus with off signal of at least minimum time durationHITACHI LTD·Filed 1999·Granted Dec 26, 2000·8 cites·6 claims
- 0733US7102319B2Synchronous motor and a rotation control method thereof, as well as, an inverter for use of the synchronous motorSANYO ELECTRIC CO·Filed 2004·Granted Sep 5, 2006·0 cites·41 claims
Join the waitlist — get patent alerts
Get an alert when Mutsuo Tokashiki files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →