Inventor
OHTA MOTOKI
US29 patents
⚠️ This page may combine multiple inventors who share the name “OHTA MOTOKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI METALS LTD
10 patentsUS8007600B2Aug 30, 2011
Soft magnetic thin strip, process for production of the same, magnetic parts, and amorphous thin strip
HITACHI METALS LTD13 citations84
US10468182B2Nov 5, 2019
Rapidly quenched Fe-based soft-magnetic alloy ribbon and its production method and core
HITACHI METALS LTD6 citations73
US10115509B2Oct 30, 2018
Ultrafine-crystalline alloy ribbon, fine-crystalline, soft-magnetic alloy ribbon, and magnetic device comprising it
HITACHI METALS LTD2 citations73
US11322281B2May 3, 2022
Multilayer block core, multilayer block, and method for producing multilayer block
HITACHI METALS LTD1 citations62
US9224527B2Dec 29, 2015
Production method of ultrafine crystalline alloy ribbon
HITACHI METALS LTD3 citations62
US7935196B2May 3, 2011
Soft magnetic ribbon, magnetic core, magnetic part and process for producing soft magnetic ribbon
HITACHI METALS LTD3 citations62
US11484942B2Nov 1, 2022
Alloy powder, fe-based nanocrystalline alloy powder and magnetic core
HITACHI METALS LTD0 citations61
US11170920B2Nov 9, 2021
Fe-based nanocrystalline alloy powder, method of producing the same, Fe-based amorphous alloy powder, and magnetic core
HITACHI METALS LTD0 citations61
US11613799B2Mar 28, 2023
Fe-based amorphous alloy ribbon for Fe-based nanocrystalline alloy, and method for manufacturing the same
HITACHI METALS LTD0 citations50
US11545286B2Jan 3, 2023
Crystalline Fe-based alloy powder and method for producing same
HITACHI METALS LTD0 citations47
PROTERIAL LTD
5 patentsUS12355301B2Jul 8, 2025
Stator for rotating electrical machine, rotating electrical machine, method for manufacturing stator for rotating electrical machine, and method for manufacturing rotating electrical machine
PROTERIAL LTD0 citations62
US11975377B2May 7, 2024
Amorphous metal thin strip, laminated core, and amorphous metal thin ribbon punching method
PROTERIAL LTD0 citations62
US12002607B2Jun 4, 2024
Fe-based amorphous alloy ribbon and method for producing same, iron core, and transformer
PROTERIAL LTD1 citations60
US11798718B2Oct 24, 2023
Soft magnetic alloy, soft magnetic alloy ribbon, method of manufacturing soft magnetic alloy ribbon, magnetic core, and component
PROTERIAL LTD0 citations57
US12251760B2Mar 18, 2025
Magnetic core powder, magnetic core and coil device using it, and method for producing magnetic core powder
PROTERIAL LTD0 citations51
SHARP KK
5 patentsUS9207592B2Dec 8, 2015
Fixing device capable of preventing temperature drop due to heat absorption and image forming apparatus including same
SHARP KK2 citations61
US9152100B2Oct 6, 2015
Image forming apparatus having a sheet guide
SHARP KK0 citations51
US9075382B2Jul 7, 2015
Image forming apparatus
SHARP KK1 citations51
US9989898B2Jun 5, 2018
Rubbing unit, fixing device, image forming apparatus, and maintenance method of fixing device
SHARP KK0 citations49
US10845744B2Nov 24, 2020
Fixing device and image forming apparatus
SHARP KK0 citations41
OHTA MOTOKI
4 patentsUS8177923B2May 15, 2012
Nano-crystalline, magnetic alloy, its production method, alloy ribbon and magnetic part
OHTA MOTOKI14 citations91
US8287666B2Oct 16, 2012
Nano-crystalline, magnetic alloy, its production method, alloy ribbon and magnetic part
OHTA MOTOKI9 citations83
US8182620B2May 22, 2012
Nano-crystalline, magnetic alloy, its production method, alloy ribbon and magnetic part
OHTA MOTOKI6 citations83
US9222145B2Dec 29, 2015
Soft magnetic alloy ribbon and its production method, and magnetic device having soft magnetic alloy ribbon
OHTA MOTOKI6 citations72