Inventor profile of:

Koichi Hirota

City:

Echizen

Country:

Japan

Published Applications:

35

Last publication date:

2023-12-21

Top Assignees for applications by Koichi Hirota

The entities that hold a legal rights for patent applications filed by inventor Hirota Koichi:

Recent patent applications by Hirota Koichi

Koichi Hirota from Echizen, JP has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2023-12-21
US20230405670A1
Performing operations; transporting

Method for producing magnetic refrigeration material, and magnetic refrigeration material

#2 | 2023-12-14
US20230399721A1
Chemistry; metallurgy

RECYCLING METHOD FOR HEAVY RARE EARTH ELEMENT AND RECYCLING METHOD FOR RARE EARTH MAGNET

#3 | 2023-09-28
US20230302532A1
Performing operations; transporting

Method for producing magnetic refrigeration material, and magnetic refrigeration material

#4 | 2022-12-29
US20220415551A1
Electricity

RARE EARTH SINTERED MAGNET

#5 | 2022-12-22
US20220406498A1
Electricity

R-FE-B-BASED SINTERED MAGNET

#6 | 2022-05-12
US20220148801A1
Electricity

Method for Manufacturing Rare Earth Sintered Magnet

#7 | 2020-09-24
US20200303103A1
Electricity

R-Fe-B sintered magnet

#8 | 2020-04-09
US20200111591A1
Electricity

Rare earth sintered magnet

#9 | 2020-03-12
US20200082962A1
Electricity

R—Fe—B sintered magnet and production method therefor

#10 | 2018-03-29
US20180090250A1
Electricity

R-Fe-B sintered magnet

#11 | 2018-03-29
US20180090249A1
Electricity

Method for preparing R—Fe—B sintered magnet

#12 | 2017-12-21
US20170365384A1
Electricity

R-Fe-B sintered magnet and making method

#13 | 2017-05-18
US20170140856A1
Electricity

R-(Fe, Co)-B sintered magnet and making method

#14 | 2017-04-06
US20170098503A1
Electricity

Rare earth sintered magnet and making method

#15 | 2016-10-06
US20160293307A1
Electricity

R-Fe—B sintered magnet and making method

#16 | 2016-10-06
US20160293304A1
Electricity

R—Fe—B sintered magnet and making method

#17 | 2016-10-06
US20160293303A1
Electricity

R-Fe-B sintered magnet and making method

#18 | 2014-06-19
US20140167895A1
Electricity

Nd based sintered magnet

#19 | 2011-09-01
US20110210810A1
Electricity

Method of manufacturing an Nd based sintered magnet

#20 | 2011-06-23
US20110150691A1
Performing operations; transporting

Preparation of rare earth permanent magnet material

#21 | 2009-09-10
US20090226339A1
Chemistry; metallurgy

Method for preparing rare earth permanent magnet material

#22 | 2009-04-16
US20090098006A1
Performing operations; transporting

Method for preparing rare earth permanent magnet material

#23 | 2008-10-09
US20080247898A1
Performing operations; transporting

Method for preparing rare earth permanent magnet

#24 | 2008-10-09
US20080245442A1
Performing operations; transporting

Preparation of rare earth permanent magnet material

#25 | 2008-03-06
US20080054736A1
Electricity

Permanent magnet rotating machine

#26 | 2007-10-18
US20070240789A1
Electricity

Method for preparing rare earth permanent magnet material

#27 | 2007-10-18
US20070240788A1
Electricity

Method for preparing rare earth permanent magnet material

#28 | 2007-07-12
US20070157998A1
Chemistry; metallurgy

R-FE-B based rare earth permanent magnet material

#29 | 2007-06-07
US20070125452A1
Electricity

R-T-B—C rare earth sintered magnet and making method

#30 | 2007-01-25
US20070017601A1
Electricity

Rare earth permanent magnet, making method, and permanent magnet rotary machine

#31 | 2006-09-28
US20060213585A1
Electricity

Functionally graded rare earth permanent magnet

#32 | 2006-09-28
US20060213584A1
Chemistry; metallurgy

Rare earth permanent magnet

#33 | 2006-09-28
US20060213583A1
Electricity

Rare earth permanent magnet

#34 | 2006-09-28
US20060213582A1
Electricity

Functionally graded rare earth permanent magnet

#35 | 2006-06-29
US20060137767A1
Electricity

Nd-Fe-B rare earth permanent magnet material

InventorID:

6018737 ⎘