Inventor
KAWAHITO TETSUYA
JP8 patents
⚠️ This page may combine multiple inventors who share the name “KAWAHITO TETSUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DOWA ELECTRONICS MATERIALS CO LTD
7 patentsUS10919778B2Feb 16, 2021
Method for producing iron-based oxide magnetic particle powder
DOWA ELECTRONICS MATERIALS CO LTD10 citations84
US10622127B2Apr 14, 2020
Iron-based oxide magnetic particle powder, method for producing same, coating material, and magnetic recording medium
DOWA ELECTRONICS MATERIALS CO LTD13 citations84
US11401170B2Aug 2, 2022
Iron based oxide magnetic powder and method for producing same
DOWA ELECTRONICS MATERIALS CO LTD2 citations72
US10504548B2Dec 10, 2019
Iron-based oxide magnetic particle powder and method for producing iron-based oxide magnetic particle powder
DOWA ELECTRONICS MATERIALS CO LTD5 citations71
US11264155B2Mar 1, 2022
Epsilon-type iron oxide magnetic particles and method for producing the same, magnetic powder, magnetic coating material and magnetic recording medium containing magnetic particles
DOWA ELECTRONICS MATERIALS CO LTD2 citations69
US11097956B2Aug 24, 2021
Surface-modified iron-based oxide magnetic particle powder
DOWA ELECTRONICS MATERIALS CO LTD1 citations61
US12121965B2Oct 22, 2024
Silicon-oxide-coated soft magnetic powder, and method for manufacturing same
DOWA ELECTRONICS MATERIALS CO LTD0 citations49