Inventor
URUMA KATSUYA
JP11 patents
⚠️ This page may combine multiple inventors who share the name “URUMA KATSUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PANASONIC IP MAN CO LTD
8 patentsUS9881758B2Jan 30, 2018
Contact device and electromagnetic relay equipped with the contact device
PANASONIC IP MAN CO LTD4 citations69
US12512285B2Dec 30, 2025
Breaker device
PANASONIC IP MAN CO LTD0 citations62
US11276539B2Mar 15, 2022
Electromagnetic device and electromagnetic relay equipped with electromagnetic device
PANASONIC IP MAN CO LTD0 citations62
US11227736B2Jan 18, 2022
Electromagnetic device and electromagnetic relay equipped with electromagnetic device
PANASONIC IP MAN CO LTD0 citations62
US12327702B2Jun 10, 2025
Breaker device
PANASONIC IP MAN CO LTD0 citations51
US11972917B2Apr 30, 2024
Interruption device
PANASONIC IP MAN CO LTD0 citations51
US10446349B2Oct 15, 2019
Electromagnetic device and electromagnetic relay equipped with electromagnetic device
PANASONIC IP MAN CO LTD0 citations51
US10446350B2Oct 15, 2019
Electromagnetic device and electromagnetic relay equipped with electromagnetic device
PANASONIC IP MAN CO LTD0 citations51