Inventor
URASAKI HISASHI
JP5 patents
⚠️ This page may combine multiple inventors who share the name “URASAKI HISASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
4 patentsUS9673005B2Jun 6, 2017
Switchgear
HITACHI LTD2 citations70
US10128071B2Nov 13, 2018
Abrasion resistant material, puffer cylinder, and puffer type gas circuit breaker
HITACHI LTD1 citations49
US9653239B2May 16, 2017
Wear-resistant material, method for producing the same, puffer cylinder and puffer-type gas circuit breaker
HITACHI LTD0 citations49
US9604881B2Mar 28, 2017
Wear-resistant material, puffer cylinder, and puffer-type gas circuit breaker
HITACHI LTD0 citations49