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Inventor

Takashi Tsukada

Inventor
Kishima-gun, JP

Overview

10→
Patents
1995–2019
Patent span
Performing operations
Primary field (CPC B)

Patents· 10 as inventor

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

C22Cprimary
C22CAlloys15%
H01FMagnets15%
B22FWorking metallic powder11%
B30BPresses in general11%
A61MDevices for introducing media into, or onto, the body7%
H02KDynamo-electric machines7%
Y10TTechnical subjects covered by former us classification7%
B23KSoldering or unsoldering4%
C21DModifying the physical structure of ferrous metals4%
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids4%
PatentTitleYear
10,176,921Method for producing rare-earth sintered magnet, and molding machine therefor201910,090,102Method for producing rare-earth sintered magnet, and molding machine therefor201810,020,113Method for producing rare earth sintered magnet20189,884,177'Connector assembly, male connector, and female connector'20189,089,681'Medical stopcock'20158,109,742'Rotor yoke with cup portion having a deviated center of gravity and a flange portion having a deviated rotational axis'20128,074,344'Method of manufacturing rotor holder'20117,651,576'Method of an ultra-short femtosecond pulse and KW class high average-power laser for preventing cold-worked stress corrosion cracking in iron steels and alloyed steels including stainless steels'20107,645,349'Sintered R-Fe-B permanent magnet and its production method'20105,398,043'Driving method for a display device'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2010–2019Patents assigned to HITACHI METALS LTD (4)· patent assignee history
2010Based in Soraku-gun, JP· patent location history
2011–2012Patents assigned to NIDEC CORP (2)· patent assignee history
2011–2012Patents assigned to TABATA SHINYA (2)· patent assignee history
2011–2012Patents assigned to TSUKADA TAKASHI (2)· patent assignee history
2011–2012Based in Kyoto, JP· patent location history
2015–2018Patents assigned to TERUMO CORP (2)· patent assignee history
2015–2018Based in Tokyo, JP· patent location history
2018–2019Based in Kishima-gun, JP· patent location history
2018Based in Omachi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI METALS LTD42010–2019
NIDEC CORP22011–2012
TABATA SHINYA22011–2012
TERUMO CORP22015–2018
TSUKADA TAKASHIself22011–2012
Locations
LocationPatentsSpan
Kishima-gun, JP22018–2019
Tokyo, JP22015–2018
Kyoto, JP22011–2012
Omachi, JP12018
Soraku-gun, JP12010