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Inventor

Hironori Wada

Inventor
Kitaibaraki, JP

Overview

7→
Patents
1992–2018
Patent span
Electricity
Primary field (CPC H)

Patents· 7 as inventor

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

C23Cprimary
C23CCoating metallic material23%
H01JElectric discharge tubes or discharge lamps23%
B22FWorking metallic powder8%
B41MPrinting, duplicating, marking, or copying processes8%
C22CAlloys8%
H01FMagnets8%
H04MTelephonic communication8%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h108%
LOC158%
PatentTitleYear
9,970,087R-T-B based permanent magnet and raw alloy for the same2018D0631625'Electric vacuum cleaner'20117,515,943'Automotive hands-free apparatus'20095,880,064'Carbonless pressure-sensitive copying paper'19995,804,046'Thin-film forming apparatus'19985,464,520'Silicide targets for sputtering and method of manufacturing the same'19955,135,629'Thin film deposition system'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992Patents assigned to NIPPON MINING CO (1)· patent assignee history
1992–1998Based in Kitaibaraki, JP· patent location history
1995–1998Patents assigned to JAPAN ENERGY CORP (2)· patent assignee history
1999Patents assigned to MITSUBISHI PAPER MILLS LTD (1)· patent assignee history
1999–2018Based in Tokyo, JP· patent location history
2009Patents assigned to DENSO CORP (1)· patent assignee history
2009Based in Kariya, JP· patent location history
2011Based in Tsubame, JP· patent location history
2018Patents assigned to TDK CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
JAPAN ENERGY CORP21995–1998
DENSO CORP12009
MITSUBISHI PAPER MILLS LTD11999
NIPPON MINING CO11992
TDK CORP12018
Locations
LocationPatentsSpan
Kitaibaraki, JP31992–1998
Tokyo, JP21999–2018
Tsubame, JP12011
Kariya, JP12009