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Inventor

Rintaro Ishii

Inventor
Mishima-shi, JP

Overview

12→
Patents
2012–2020
Patent span
Chemistry
Primary field (CPC C)

Patents· 12 as inventor

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

H01Fprimary
H01FMagnets26%
C22CAlloys24%
B22FWorking metallic powder21%
C21DModifying the physical structure of ferrous metals8%
C01BNon-metallic elements3%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds3%
C04BLime, magnesia3%
C22BProduction and refining of metals3%
H01BCables3%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy3%
PatentTitleYear
10,847,290R-T-B based sintered magnet202010,727,493Oriented apatite-type doped rare earth silicate and/or germanate ion conductor and method for manufacturing same202010,658,108Method for producing R-T-B based sintered magnet202010,446,306Method for manufacturing R-T-B based sintered magnet201910,388,442R-T-B based sintered magnet and method for producing R-T-B based sintered magnet201910,242,781Method for manufacturing R-T-B based sintered magnet201910,020,100R-T-B-based alloy powder and method for producing same, and R-T-B-based sintered magnet and method for producing same20189,478,332'Method for producing R-T-B sintered magnet'20168,852,317'Method for recovering tantalum'20148,317,941'R-T-B-type sintered magnet and method for production thereof'20128,287,661'Method for producing R-T-B sintered magnet'20128,092,619'R-T-Cu-Mn-B type sintered magnet'2012

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2012–2020Patents assigned to HITACHI METALS LTD (10)· patent assignee history
2012–2014Patents assigned to ISHII RINTARO (4)· patent assignee history
2012Patents assigned to KUNIYOSHI FUTOSHI (3)· patent assignee history
2012–2020Based in Mishima-shi, JP· patent location history
2012Based in Osaka, JP· patent location history
2014–2020Patents assigned to MITSUI MINING & SMELTING CO (2)· patent assignee history
2014Patents assigned to AOKI TATSUYA (1)· patent assignee history
2014–2020Based in Ageo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI METALS LTD102012–2020
ISHII RINTAROself42012–2014
KUNIYOSHI FUTOSHI32012
MITSUI MINING & SMELTING CO22014–2020
AOKI TATSUYA12014
Locations
LocationPatentsSpan
Mishima-shi, JP82012–2020
Ageo, JP22014–2020
Osaka, JP22012