Masada; Kenji

Patent Applications and Registrations

Patent applications and USPTO patent grants for Masada; Kenji.The latest application filed is for "magnetic substance, magnetic toner, and magnetic powder".

Company Profile

1.13.18

Masada; Kenji - Tokyo JP
MASADA; Kenji - US
Masada; Kenji - Okayama N/A JP
MASADA; Kenji - Okayama-shi 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
Oriented body, method for producing the same, device for producing the same, and magnetic recording medium Grant 11,087,792 - Ohkoshi , et al. August 10, 2	2021-08-10
Epsilon iron oxide and method for producing the same, magnetic coating material and magnetic recording medium Grant 10,807,880 - Ohkoshi , et al. October 20, 2	2020-10-20
Oriented body containing e-iron oxide, method for producing the same, and device for producing the same Grant 10,669,161 - Ohkoshi , et al.	2020-06-02
Magnetic Substance, Magnetic Toner, And Magnetic Powder App 20190035521 - OHKOSHI; Shin-ichi ; et al.	2019-01-31
Oriented Body, Method For Producing The Same, Device For Producing The Same, And Magnetic Recording Medium App 20180366151 - OHKOSHI; Shin-ichi ; et al.	2018-12-20
Epsilon Iron Oxide And Method For Producing The Same, Magnetic Coating Material And Magnetic Recording Medium App 20180170767 - OHKOSHI; Shin-ichi ; et al.	2018-06-21
Oriented Body Containing E-iron Oxide, Method For Producing The Same, And Device For Producing The Same App 20170349448 - OHKOSHI; Shin-ichi ; et al.	2017-12-07
Magnetic powder for magnetic recording medium Grant 9,741,479 - Masada , et al. August 22, 2	2017-08-22
Magnetic Powder For Magnetic Recording Medium App 20160217817 - MASADA; Kenji ; et al.	2016-07-28
Magnetic Powder For Magnetic Recording Medium App 20150123026 - MASADA; Kenji ; et al.	2015-05-07
Method of producing magnetic powder for magnetic recording medium Grant 8,852,314 - Konno , et al. October 7, 2	2014-10-07
Hexagonal crystal ferrite magnetic powder for magnetic recording, method for producing the same, and magnetic recording medium using the powder Grant 8,801,956 - Masada , et al. August 12, 2	2014-08-12
Hexagonal Ferrite Magnetic Powder And Magnetic Recording Medium Using The Same App 20120298908 - Ueyama; Toshihiko ; et al.	2012-11-29
Hexagonal Crystal Ferrite Magnetic Powder For Magnetic Recording, Method For Producing The Same, And Magnetic Recording Medium Using The Powder App 20120199782 - Masada; Kenji ; et al.	2012-08-09
Magnetic powder suitable for low-noise media Grant 8,110,048 - Masada , et al. February 7, 2	2012-02-07
Method Of Producing Magnetic Powder For Magnetic Recording Medium App 20110147642 - KONNO; Shinichi ; et al.	2011-06-23
Magnetic Powder Suitable For Low-noise Media App 20110123426 - MASADA; Kenji ; et al.	2011-05-26
Iron Nitride-Based Magnetic Powder, Process for Producing the Same, and Magnetic Recording Medium App 20090252991 - Ishikawa; Yuzo ; et al.	2009-10-08
High-weatherability iron nitride-based magnetic powder and method of manufacturing the powder Grant 7,371,458 - Masada , et al. May 13, 2	2008-05-13
Iron nitride magnetic powder and method of producing the powder Grant 7,332,220 - Masada , et al. February 19, 2	2008-02-19
Iron nitride system magnetic powder having good storage stability Grant 7,314,666 - Masada , et al. January 1, 2	2008-01-01
Iron nitride magnetic powder and method of producing the powder Grant 7,241,501 - Masada , et al. July 10, 2	2007-07-10
Iron system magnetic powder having high coercive force, and magnetic recording medium using same App 20070111039 - Ishikawa; Yuzo ; et al.	2007-05-17
Magnetic powder for magnetic recording medium App 20070087229 - Konno; Shinichi ; et al.	2007-04-19
Magnetic powder suitable for low-noise media App 20070042230 - Masada; Kenji ; et al.	2007-02-22
Iron nitride system magnetic powder having good storage stability App 20060131537 - Masada; Kenji ; et al.	2006-06-22
High-weatherability iron nitride-based magnetic powder and method of manufacturing the powder App 20060024501 - Masada; Kenji ; et al.	2006-02-02
Iron nitride magnetic powder and method of producing the powder App 20050208320 - Masada, Kenji ; et al.	2005-09-22
Iron nitride magnetic powder and method of producing the powder App 20050123754 - Masada, Kenji ; et al.	2005-06-09

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