Sawamoto; Hiroki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sawamoto; Hiroki.The latest application filed is for "carrier, xerographic developer, and carrier production method".

Company Profile

14.16.19

Sawamoto; Hiroki - Kashiwa JP
SAWAMOTO; Hiroki - Chiba JP
SAWAMOTO; Hiroki - Kashiwa-shi Chiba
Sawamoto; Hiroki - Ageo N/A JP
Sawamoto; Hiroki - Saitama 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
Ferrite carrier core material for electrophotographic developer, ferrite carrier, manufacturing method thereof, and electrophotographic developer using said ferrite Grant 11,422,480 - Ishikawa , et al. August 23, 2	2022-08-23
Carrier, Xerographic Developer, And Carrier Production Method App 20220019151 - SAKUTA; Aya ; et al.	2022-01-20
Carrier core material for electrophotographic developer and method for producing the same, and carrier for electrophotographic developer and developer containing said carrier core material Grant 11,112,716 - Sawamoto , et al. September 7, 2	2021-09-07
Magnetic core material for electrophotographic developer, carrier for electrophotographic developer, developer, method for producing magnetic core material for electrophotographic developer, method for producing carrier for electrophotographic developer, and method for producing developer Grant 11,099,495 - Sawamoto , et al. August 24, 2	2021-08-24
Carrier, electrophotographic developer and production method of carrier Grant 11,029,618 - Sakuta , et al. June 8, 2	2021-06-08
Magnetic core material for electrophotographic developer, carrier for electrophotographic developer, and developer Grant 10,996,579 - Sawamoto , et al. May 4, 2	2021-05-04
Magnetic core material for electrophotographic developer, carrier for electrophotographic developer, and developer Grant 10,996,576 - Sawamoto , et al. May 4, 2	2021-05-04
Magnetic core material for electrophotographic developer, carrier for electrophotographic developer, and developer Grant 10,969,706 - Sawamoto , et al. April 6, 2	2021-04-06
Magnetic Core Material For Electrophotographic Developer, Carrier For Electrophotographic Developer, Developer, Method For Producing Magnetic Core Material For Electrophotographic Developer, Method For Producing Carrier For Electrophotographic Developer, And Method For Producing Developer App 20210080847 - SAWAMOTO; Hiroki ; et al.	2021-03-18
Magnetic core material for electrophotographic developer, carrier for electrophotographic developer, and developer Grant 10,754,271 - Sawamoto , et al. A	2020-08-25
Carrier Core Material For Electrophotographic Developer And Method For Producing The Same, And Carrier For Electrophotographic D App 20200241435 - SAWAMOTO; Hiroki ; et al.	2020-07-30
Ferrite Carrier Core Material For Electrophotographic Developer, Ferrite Carrier, Manufacturing Method Thereof, And Electrophoto App 20200057399 - ISHIKAWA; Makoto ; et al.	2020-02-20
Magnetic Core Material For Electrophotographic Developer, Carrier For Electrophotographic Developer, And Developer App 20200033746 - SAWAMOTO; Hiroki ; et al.	2020-01-30
Magnetic Core Material For Electrophotographic Developer, Carrier For Electrophotographic Developer, And Developer App 20200026211 - SAWAMOTO; Hiroki ; et al.	2020-01-23
Magnetic Core Material For Electrophotographic Developer, Carrier For Electrophotographic Developer, And Developer App 20190346783 - SAWAMOTO; Hiroki ; et al.	2019-11-14
Magnetic Core Material For Electrophotographic Developer, Carrier For Electrophotographic Developer, And Developer App 20190339628 - SAWAMOTO; Hiroki ; et al.	2019-11-07
Magnetic Core Material For Electrophotographic Developer, Carrier For Electrophotographic Developer, Developer, Method For Produ App 20190204761 - SAWAMOTO; Hiroki ; et al.	2019-07-04
Carrier, electrophotographic developer, and method of manufacturing carrier Grant 10,248,039 - Sawamoto , et al.	2019-04-02
Carrier, Electrophotographic Developer And Production Method Of Carrier App 20190049870 - SAKUTA; Aya ; et al.	2019-02-14
Carrier and electrophotographic developer using the carrier Grant 10,036,982 - Sawamoto , et al. July 31, 2	2018-07-31
Carrier, Electrophotographic Developer, And Method Of Manufacturing Carrier App 20180074426 - SAWAMOTO; Hiroki ; et al.	2018-03-15
Resin-filled ferrite carrier for electrophotographic developer and electrophotographic developer using the ferrite carrier Grant 9,588,453 - Sawamoto , et al. March 7, 2	2017-03-07
Carrier And Electrophotographic Developer Using The Carrier App 20160216643 - SAWAMOTO; Hiroki ; et al.	2016-07-28
Core material for resin-filled ferrite carrier and ferrite carrier for electrophotographic developer, and electrophotographic developer using the ferrite carrier Grant 9,201,328 - Sawamoto , et al. December 1, 2	2015-12-01
Ferrite Carrier Core Material For Electrophotographic Developer, Ferrite Carrier And Electrophotographic Developer Using The Ferrite Carrier App 20150277256 - SAWAMOTO; Hiroki ; et al.	2015-10-01
Resin-filled Ferrite Carrier For Electrophotographic Developer And Electrophotographic Developer Using The Ferrite Carrier App 20150277255 - SAWAMOTO; Hiroki ; et al.	2015-10-01
Core Material For Resin-filled Ferrite Carrier And Ferrite Carrier For Electrophotographic Developer, And Electrophotographic Developer Using The Ferrite Carrier App 20140287355 - SAWAMOTO; Hiroki ; et al.	2014-09-25
Nickel ink and conductor film formed of nickel ink Grant 8,486,306 - Kamikoriyama , et al. July 16, 2	2013-07-16
Conductive ink Grant 8,043,535 - Kamikoriyama , et al. October 25, 2	2011-10-25
Nickel ink Grant 8,012,378 - Kamikoriyama , et al. September 6, 2	2011-09-06
Conductive ink App 20090293766 - Kamikoriyama; Yoichi ; et al.	2009-12-03
Nickel Ink And Conductor Film Formed Of Nickel Ink App 20090252924 - Kamikoriyama; Yoichi ; et al.	2009-10-08
Nickel Ink App 20090053525 - Kamikoriyama; Yoichi ; et al.	2009-02-26
Conductive Ink App 20080134936 - Kamikoriyama; Yoichi ; et al.	2008-06-12

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