Nishizawa; Gouichi

Patent Applications and Registrations

Patent applications and USPTO patent grants for Nishizawa; Gouichi.The latest application filed is for "raw material alloy for r-t-b system sintered magnet, r-t-b system sintered magnet and production method thereof".

Company Profile

0.11.10

Nishizawa; Gouichi - Tokyo JP
Nishizawa; Gouichi - Chiba JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Raw material alloy for R-T-B system sintered magnet, R-T-B system sintered magnet and production method thereof Grant 8,157,927 - Enokido , et al. April 17, 2	2012-04-17
Rare earth sintered magnet Grant 7,740,716 - Enokido , et al. June 22, 2	2010-06-22
Raw Material Alloy For R-t-b System Sintered Magnet, R-t-b System Sintered Magnet And Production Method Thereof App 20100111746 - Enokido; Yasushi ; et al.	2010-05-06
Rare Earth Sintered Magnet App 20090178735 - Enokido; Yasushi ; et al.	2009-07-16
Method for compacting magnetic powder in magnetic field, and method for producing rare-earth sintered magnet Grant 7,416,613 - Chou , et al. August 26, 2	2008-08-26
R-T-B system rare earth permanent magnet Grant 7,314,531 - Ishizaka , et al. January 1, 2	2008-01-01
R-T-B system rare earth permanent magnet Grant 7,311,788 - Nishizawa , et al. December 25, 2	2007-12-25
Method for manufacturing R-T-B system rare earth permanent magnet Grant 7,255,751 - Nishizawa , et al. August 14, 2	2007-08-14
Method for manufacturing R-T-B system rare earth permanent magnet Grant 7,255,752 - Ishizaka , et al. August 14, 2	2007-08-14
R-T-B system rare earth permanent magnet and compound for magnet Grant 7,192,493 - Nishizawa , et al. March 20, 2	2007-03-20
Raw material alloy for R-T-B system sintered magnet, R-T-B system sintered magnet and production method thereof App 20060165550 - Enokido; Yasushi ; et al.	2006-07-27
Method for compacting magnetic powder in magnetic field, and method for producing rare-earth sintered magnet App 20050183792 - Chou, Tsutomu ; et al.	2005-08-25
R-T-B system rare earth permanent magnet Grant 6,811,620 - Ishizaka , et al. November 2, 2	2004-11-02
R-T-B system rare earth permanent magnet App 20040187969 - Ishizaka, Chikara ; et al.	2004-09-30
R-t-b System Rare Earth Permanent Magnet App 20040187970 - Ishizaka, Chikara ; et al.	2004-09-30
Method for manufacturing R-T-B system rare earth permanent magnet App 20040187962 - Ishizaka, Chikara ; et al.	2004-09-30
R-T-B system rare earth permanent magnet App 20040177899 - Nishizawa, Gouichi ; et al.	2004-09-16
Method for manufacturing R-T-B system rare earth permanent magnet App 20040166013 - Nishizawa, Gouichi ; et al.	2004-08-26
R-T-B system rare earth permanent magnet and compound for magnet App 20040118484 - Nishizawa, Gouichi ; et al.	2004-06-24
Sintered magnet and method for making Grant 5,834,663 - Fukuno , et al. November 10, 1	1998-11-10
Sintered magnet and method for making Grant 5,641,363 - Fukuno , et al. June 24, 1	1997-06-24

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