Inventor
NAKAZAWA YUJI
US19 patents
⚠️ This page may combine multiple inventors who share the name “NAKAZAWA YUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DAIKIN IND LTD
13 patentsUS11300131B2Apr 12, 2022
Electric motor system and turbo compressor provided therewith
DAIKIN IND LTD2 citations71
US9689398B2Jun 27, 2017
Magnetic bearing device and compressor
DAIKIN IND LTD3 citations71
US11005349B2May 11, 2021
Electric motor system, and turbo compressor provided with same
DAIKIN IND LTD1 citations59
US12587064B2Mar 24, 2026
Electric motor system, turbo compressor, and refrigeration device
DAIKIN IND LTD0 citations55
US10767890B2Sep 8, 2020
Load operation control system
DAIKIN IND LTD0 citations50
US11575293B2Feb 7, 2023
Electric motor and turbo-compressor
DAIKIN IND LTD0 citations49
US12095322B2Sep 17, 2024
Stator
DAIKIN IND LTD0 citations47
US12027920B2Jul 2, 2024
Rotor, and rotary electric machine
DAIKIN IND LTD0 citations47
US11971045B2Apr 30, 2024
Turbo compressor
DAIKIN IND LTD0 citations47
US11454279B2Sep 27, 2022
Thrust magnetic bearing and turbo-compressor with same
DAIKIN IND LTD0 citations47
US12480547B2Nov 25, 2025
Thrust magnetic bearing with cooling structure
DAIKIN IND LTD0 citations44
US11313376B2Apr 26, 2022
Thrust magnetic bearing and turbo compressor equipped with same
DAIKIN IND LTD0 citations43
US9964146B2May 8, 2018
Magnetic bearing having reduced leakage magnetic flux
DAIKIN IND LTD0 citations40