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Inventor

Yongjiang Yu

Inventor
Yantai, CN

Overview

3→
Patents
2017–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B22Fprimary
B22FWorking metallic powder25%
C22CAlloys25%
H01FMagnets25%
H04LTransmission of digital information, e.g. telegraphic communication13%
H04WWireless communication networks13%
PatentTitleYear
11,071,123Transport block boundary flexibility202110,748,706Method for producing sintered R-iron-boron magnet20209,623,482'Method for preparing R-Fe-B based sintered magnet'2017

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2017–2020Patents assigned to YANTAI ZHENGHAI MAGNETIC MAT CO LTD (2)· patent assignee history
2017–2020Based in Yantai, CN· patent location history
2021Patents assigned to QUALCOMM INC (1)· patent assignee history
2021Based in Union City, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
YANTAI ZHENGHAI MAGNETIC MAT CO LTD22017–2020
QUALCOMM INC12021
Locations
LocationPatentsSpan
Yantai, CN22017–2020
Union City, California, US12021