Ikuta; Masahiro

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ikuta; Masahiro.The latest application filed is for "toner cartridge and image forming apparatus".

Company Profile

9.49.63

Ikuta; Masahiro - Kannami Tagata Shizuoka JP
Ikuta; Masahiro - Mishima Shizuoka JP
Ikuta; Masahiro - Kannami Tagata JP
Ikuta; Masahiro - Tagata Shizuoka JP
Ikuta; Masahiro - Shizuoka-ken JP
Ikuta; Masahiro - Mishima JP
Ikuta; Masahiro - Mishima-shi JP
Ikuta; Masahiro - Shizuoka JP
Ikuta; Masahiro - Shinagawa-ku Tokyo 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
Toner cartridge and image forming apparatus Grant 11,009,808 - Itou , et al. May 18, 2	2021-05-18
Toner Cartridge And Image Forming Apparatus App 20210003939 - Itou; Tsuyoshi ; et al.	2021-01-07
Toner cartridge and image forming apparatus using toner characteristics for improving image quality Grant 10,816,912 - Itou , et al. October 27, 2	2020-10-27
Toner cartridge and image forming apparatus Grant 10,809,646 - Itou , et al. October 20, 2	2020-10-20
Toner Cartridge And Image Forming Apparatus App 20200310285 - Itou; Tsuyoshi ; et al.	2020-10-01
Reversibly allochroic toner, method of producing the same, toner cartridge, and image forming apparatus Grant 10,684,568 - Hara , et al.	2020-06-16
Toner Cartridge And Image Forming Apparatus App 20190377281 - Itou; Tsuyoshi ; et al.	2019-12-12
Reversibly Allochroic Toner, Method Of Producing The Same, Toner Cartridge, And Image Forming Apparatus App 20190187578 - HARA; Takafumi ; et al.	2019-06-20
Electrophotographic Toner Set, Image Forming Apparatus, And Image Forming Method App 20180329330 - Era; Yusuke ; et al.	2018-11-15
Developer with toner and carrier, and image forming apparatus using the same Grant 10,073,368 - Takenaka , et al. September 11, 2	2018-09-11
Marking apparatus and decoloring apparatus Grant 10,063,727 - Takeda , et al. August 28, 2	2018-08-28
Electrophotographic toner and method for producing the same Grant 9,933,721 - Ikuta , et al. April 3, 2	2018-04-03
Color erasing apparatus, color erasing system and color erasing control method Grant 9,821,590 - Takeda , et al. November 21, 2	2017-11-21
Decolorizable toner Grant 9,798,260 - Hara , et al. October 24, 2	2017-10-24
Apparatus and method for forming an image with a non-decolorizable material and a decolorizable material Grant 9,757,969 - Udo , et al. September 12, 2	2017-09-12
Developer With Toner And Carrier, And Image Forming Apparatus Using The Same App 20170219946 - TAKENAKA; Sunao ; et al.	2017-08-03
Marking Apparatus And Decoloring Apparatus App 20170187901 - Takeda; Kazuhisa ; et al.	2017-06-29
Developer with toner and carrier, and image forming apparatus using the same Grant 9,645,519 - Takenaka , et al. May 9, 2	2017-05-09
Color Erasing Apparatus, Color Erasing System And Color Erasing Control Method App 20170100954 - Takeda; Kazuhisa ; et al.	2017-04-13
Apparatus And Method For Forming An Image With A Non-decolorizable Material And A Decolorizable Material App 20170080737 - UDO; Motonari ; et al.	2017-03-23
Reversibly Allochroic Toner, Method Of Producing The Same, Toner Cartridge, And Image Forming Apparatus App 20170052467 - HARA; Takafumi ; et al.	2017-02-23
Color erasing apparatus, color erasing system and color erasing control method Grant 9,555,657 - Takeda , et al. January 31, 2	2017-01-31
Apparatus and method for forming an image with a non-decolorizable material and a decolorizable material Grant 9,539,843 - Udo , et al. January 10, 2	2017-01-10
Reversibly allochroic toner, method of producing the same, toner cartridge, and image forming apparatus Grant 9,519,236 - Hara , et al. December 13, 2	2016-12-13
Electrophotographic toner and method for producing the same Grant 9,500,969 - Ikuta , et al. November 22, 2	2016-11-22
Decolorizable Toner App 20160231662 - HARA; TAKAFUMI ; et al.	2016-08-11
Decolorizable toner Grant 9,366,983 - Hara , et al. June 14, 2	2016-06-14
Apparatus And Method For Forming An Image With A Non-decolorizable Material And A Decolorizable Material App 20160159131 - UDO; Motonari ; et al.	2016-06-09
Toner set for printing system and printing system Grant 9,360,781 - Aoki , et al. June 7, 2	2016-06-07
Color Erasing Apparatus, Color Erasing System And Color Erasing Control Method App 20160152061 - Takeda; Kazuhisa ; et al.	2016-06-02
Image forming apparatus and image forming and decoloring system Grant 9,348,249 - Ikuta , et al. May 24, 2	2016-05-24
Toner Set For Printing System And Printing System App 20160131987 - AOKI; Takayasu ; et al.	2016-05-12
Electrophotographic Toner And Method For Producing The Same App 20160116855 - IKUTA; Masahiro ; et al.	2016-04-28
Apparatus and method for forming an image with a non-decolorizable material and a decolorizable material Grant 9,291,950 - Udo , et al. March 22, 2	2016-03-22
Developer With Toner And Carrier, And Image Forming Apparatus Using The Same App 20160077454 - TAKENAKA; Sunao ; et al.	2016-03-17
Color erasing apparatus, color erasing system and color erasing control method Grant 9,277,075 - Takeda , et al. March 1, 2	2016-03-01
Toner set for printing system and printing system Grant 9,261,805 - Aoki , et al. February 16, 2	2016-02-16
Reversibly Allochroic Toner, Method Of Producing The Same, Toner Cartridge, And Image Forming Apparatus App 20160041486 - HARA; Takafumi ; et al.	2016-02-11
Toner Set For Printing System And Printing System App 20160033886 - AOKI; TAKAYASU ; et al.	2016-02-04
Image Forming Apparatus And Image Forming And Decoloring System App 20160026108 - Ikuta; Masahiro ; et al.	2016-01-28
Method of manufacturing erasable toner Grant 9,217,941 - Itou , et al. December 22, 2	2015-12-22
Color Erasing Apparatus, Color Erasing System And Color Erasing Control Method App 20150350477 - Takeda; Kazuhisa ; et al.	2015-12-03
Electrophotographic Toner And Method For Producing The Same App 20150268571 - Ikuta; Masahiro ; et al.	2015-09-24
Electrophotographic toner and method for producing the same Grant 9,128,394 - Hara , et al. September 8, 2	2015-09-08
Image Forming Apparatus And Image Forming Method App 20150168875 - UDO; Motonari ; et al.	2015-06-18
Decolorable toner and process for production thereof Grant 8,940,468 - Aoki , et al. January 27, 2	2015-01-27
Toner And Method For Producing The Same App 20140234768 - Hara; Takafumi ; et al.	2014-08-21
Decolorizable Toner App 20140212805 - Hara; Takafumi ; et al.	2014-07-31
Toner and process for production thereof Grant 8,790,857 - Itou , et al. July 29, 2	2014-07-29
Erasable toner and process for production thereof Grant 8,785,097 - Aoki , et al. July 22, 2	2014-07-22
Erasable Toner App 20140199622 - AOKI; Takayasu ; et al.	2014-07-17
Method Of Manufacturing Erasable Toner App 20140199626 - ITOU; TSUYOSHI ; et al.	2014-07-17
Producing method of toner Grant 8,669,036 - Itou , et al. March 11, 2	2014-03-11
Developer And Test Method Thereof App 20140064750 - HARA; Takafumi ; et al.	2014-03-06
Toner producing method and toner Grant 8,603,722 - Itou , et al. December 10, 2	2013-12-10
Electrophotographic Toner And Method For Producing The Same App 20130196264 - Aoki; Takayasu ; et al.	2013-08-01
Toner and method for producing the same Grant 8,475,993 - Ikuta July 2, 2	2013-07-02
Electrophotographic Toner And Method For Producing The Same App 20130137031 - Hara; Takafumi ; et al.	2013-05-30
Decolorable Toner And Process For Production Thereof App 20130011777 - Aoki; Takayasu ; et al.	2013-01-10
Toner And Process For Production Thereof App 20130011775 - Itou; Tsuyoshi ; et al.	2013-01-10
Erasable Toner And Process For Production Thereof App 20130011776 - Aoki; Takayasu ; et al.	2013-01-10
Toner And Process For Production Thereof App 20120328977 - Ikuta; Masahiro ; et al.	2012-12-27
Developing agent and method for producing developing agent Grant 8,227,167 - Itou , et al. July 24, 2	2012-07-24
Producing Method Of Toner App 20120082931 - Itou; Tsuyoshi ; et al.	2012-04-05
Electrophotographic Toner And Method For Producing The Same App 20120082928 - Ikuta; Masahiro ; et al.	2012-04-05
Electrophotographic Toner App 20110262854 - Ikuta; Masahiro	2011-10-27
Toner Producing Method And Toner App 20110262850 - Itou; Tsuyoshi ; et al.	2011-10-27
Developing agent Grant 8,029,962 - Aoki , et al. October 4, 2	2011-10-04
Method for producing developing agent Grant 8,012,661 - Udo , et al. September 6, 2	2011-09-06
Developing agent and method for manufacturing the same Grant 8,003,290 - Urabe , et al. August 23, 2	2011-08-23
Method for producing developing agent Grant 7,985,525 - Ikuta , et al. July 26, 2	2011-07-26
Developing agent and method for producing the same Grant 7,981,587 - Aoki , et al. July 19, 2	2011-07-19
Developing agent and method for manufacturing the same Grant 7,960,086 - Aoki , et al. June 14, 2	2011-06-14
Toner And Method For Producing The Same App 20110123923 - Ikuta; Masahiro	2011-05-26
Developing agent and method for manufacturing the same Grant 7,901,862 - Itou , et al. March 8, 2	2011-03-08
Developing Agent And Method For Producing The Same App 20110014558 - Ikuta; Masahiro ; et al.	2011-01-20
Developing agent and method for producing the same Grant 7,851,120 - Urabe , et al. December 14, 2	2010-12-14
Developing Agent And Method For Producing The Same App 20100310981 - Ishikawa; Junichi ; et al.	2010-12-09
Developing agent Grant 7,846,634 - Urabe , et al. December 7, 2	2010-12-07
Developing agent and method for manufacturing the same Grant 7,794,912 - Urabe , et al. September 14, 2	2010-09-14
Developing Agent And Method For Producing The Same App 20100209840 - Ikuta; Masahiro ; et al.	2010-08-19
Method for manufacturing developing agent Grant 7,763,408 - Udo , et al. July 27, 2	2010-07-27
Method For Producing Developing Agent App 20100159386 - Urabe; Takashi ; et al.	2010-06-24
Manufacturing method of resin for developing agent Grant 7,705,096 - Udo , et al. April 27, 2	2010-04-27
Developing Agent And Method For Producing The Same App 20100009276 - Aoki; Takayasu ; et al.	2010-01-14
Developing Agent And Method For Producing Developing Agent App 20100009281 - Itou; Tsuyoshi ; et al.	2010-01-14
Developing agent and method for manufacturing the same Grant 7,608,378 - Urabe , et al. October 27, 2	2009-10-27
Method For Producing Developing Agent App 20090246682 - Hara; Takafumi ; et al.	2009-10-01
Method For Producing Developing Agent App 20090155702 - Ikuta; Masahiro ; et al.	2009-06-18
Developing Agent And Method For Producing The Same App 20090155708 - Urabe; Takashi ; et al.	2009-06-18
Developing Agent And Method For Manufacturing The Same App 20090136864 - Itou; Tsuyoshi ; et al.	2009-05-28
Method For Producing Developing Agent App 20090130589 - Udo; Motonari ; et al.	2009-05-21
Developing Agent And Method For Manufacturing The Same App 20090130579 - Ikuta; Masahiro ; et al.	2009-05-21
Developing Agent And Method For Manufacturing The Same App 20090130585 - Aoki; Takayasu ; et al.	2009-05-21
Developing Agent App 20080286678 - Aoki; Takayasu ; et al.	2008-11-20
Method For Producing Developing Agent App 20080261144 - Ikuta; Masahiro ; et al.	2008-10-23
Developing Agent And Method For Manufacturing The Same App 20080171282 - Urabe; Takashi ; et al.	2008-07-17
Developing Agent And Method For Manufacturing The Same App 20080171276 - Urabe; Takashi ; et al.	2008-07-17
Developing Agent App 20080131808 - Urabe; Takashi ; et al.	2008-06-05
Developing Agent And Method For Manufacturing The Same App 20080131801 - Udo; Motonari ; et al.	2008-06-05
Method For Manufacturing Developing Agent App 20080131809 - Udo; Motonari ; et al.	2008-06-05
Manufacturing Method Of Developing Agent And Coloring Agent Dispersion For Manufacturing Of Developing Agent App 20080113288 - Ikuta; Masahiro ; et al.	2008-05-15
Developing Agent And Method For Producing The Same App 20080102398 - Aoki; Takayasu ; et al.	2008-05-01
Developing agent and manufacturing method thereof App 20080026332 - Urabe; Takashi ; et al.	2008-01-31
Developing agent and method for manufacturing the same App 20070281240 - Urabe; Takashi ; et al.	2007-12-06
Manufacturing method of resin for developing agent App 20070249791 - Udo; Motonari ; et al.	2007-10-25