Ishizuka; Kazunari

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ishizuka; Kazunari.The latest application filed is for "method for producing laminates and method for producing liquid discharge heads".

Company Profile

3.25.31

Ishizuka; Kazunari - Shizuoka JP
Ishizuka; Kazunari - Suntou-gun JP
Ishizuka; Kazunari - Suntoh-gun 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
Liquid discharge head and method for producing liquid discharge head Grant 11,433,674 - Horiuchi , et al. September 6, 2	2022-09-06
Method For Producing Laminates And Method For Producing Liquid Discharge Heads App 20220274407 - Tsutsui; Satoshi ; et al.	2022-09-01
Liquid discharge head and method for producing liquid discharge head Grant 11,426,999 - Tsutsui , et al. August 30, 2	2022-08-30
Hydrophilic coating material, method of producing hydrophilic coating film, and inkjet recording head Grant 11,384,251 - Hamade , et al. July 12, 2	2022-07-12
Liquid Discharge Head And Method For Manufacturing Liquid Discharge Head App 20210229437 - Ishizuka; Kazunari ; et al.	2021-07-29
Photoresist Composition, Liquid Discharge Head And Liquid Discharge Head Manufacturing Method App 20210223693 - Hamade; Yohei ; et al.	2021-07-22
Liquid Discharge Head And Method For Producing Liquid Discharge Head App 20210221137 - Horiuchi; Isamu ; et al.	2021-07-22
Liquid Discharge Head And Method For Producing Liquid Discharge Head App 20210213738 - Tsutsui; Satoshi ; et al.	2021-07-15
Method For Manufacturing Liquid Ejection Head And Liquid Ejection Head App 20210031523 - Ishizuka; Kazunari ; et al.	2021-02-04
Hydrophilic Coating Material, Method For Producing The Same And Inkjet Recording Head App 20200407589 - Hamade; Yohei ; et al.	2020-12-31
Hydrophilic Coating Material, Method Of Producing Hydrophilic Coating Film, And Inkjet Recording Head App 20200407583 - Hamade; Yohei ; et al.	2020-12-31
Method Of Producing Microstructure And Method Of Producing Liquid Ejection Head App 20200209742 - Tsutsui; Satoshi ; et al.	2020-07-02
Liquid ejection head, method for manufacturing the same, and recording method Grant 10,618,287 - Ishizuka	2020-04-14
Method for producing liquid ejection head Grant 10,363,746 - Ishizuka	2019-07-30
Liquid Ejection Head, Method For Manufacturing The Same, And Recording Method App 20190039376 - Ishizuka; Kazunari	2019-02-07
Method For Producing Liquid Ejection Head App 20180170055 - Ishizuka; Kazunari	2018-06-21
Liquid-ejecting head and method of manufacturing the liquid-ejecting head Grant 9,707,759 - Takahashi , et al. July 18, 2	2017-07-18
Liquid-ejecting Head And Method Of Manufacturing The Liquid-ejecting Head App 20160236467 - Takahashi; Hyou ; et al.	2016-08-18
Method of manufacturing liquid ejection head Grant 8,945,818 - Ishizuka February 3, 2	2015-02-03
Method Of Manufucturing Liquid Ejection Head App 20140329181 - Ishizuka; Kazunari	2014-11-06
Process for forming a hydrophilic coating and hydrophilic coating, and process for forming an ink jet recording head and ink jet recording head Grant 8,753,798 - Ishizuka , et al. June 17, 2	2014-06-17
Method of manufacturing a liquid ejection head and liquid ejection head Grant 8,741,549 - Ishizuka June 3, 2	2014-06-03
Method for manufacturing liquid ejection head Grant 8,728,718 - Horiuchi , et al. May 20, 2	2014-05-20
Process for forming a hydrophilic coating and hydrophilic coating, and process for forming an ink jet recording head and ink jet recording head Grant 8,673,546 - Ishizuka , et al. March 18, 2	2014-03-18
Method For Manufacturing Liquid Ejection Head App 20130323650 - Horiuchi; Isamu ; et al.	2013-12-05
Method Of Manufacturing A Liquid Ejection Head And Liquid Ejection Head App 20130057618 - Ishizuka; Kazunari	2013-03-07
Liquid discharging head, producing method thereof, structure, and producing method thereof Grant 8,273,524 - Horiuchi , et al. September 25, 2	2012-09-25
Liquid discharge head Grant 8,210,650 - Ishizuka , et al. July 3, 2	2012-07-03
Process For Forming A Hydrophilic Coating And Hydrophilic Coating, And Process For Forming An Ink Jet Recording Head And Ink Jet Recording Head App 20120115985 - Ishizuka; Kazunari ; et al.	2012-05-10
Process For Forming A Hydrophilic Coating And Hydrophilic Coating, And Process For Forming An Ink Jet Recording Head And Ink Jet Recording Head App 20120115089 - Ishizuka; Kazunari ; et al.	2012-05-10
Method of manufacturing ink jet head and apparatus using sealants Grant 8,034,399 - Shimomura , et al. October 11, 2	2011-10-11
Resin composition, resin cured product, and liquid discharge head Grant 7,947,336 - Otaka , et al. May 24, 2	2011-05-24
Resin composition, resin cured product, and liquid discharge head Grant 7,887,162 - Otaka , et al. February 15, 2	2011-02-15
Liquid Discharge Head Manufacturing Method App 20100255424 - Shiba; Shoji ; et al.	2010-10-07
Manufacturing Method Of Liquid Discharge Head App 20100255422 - Ishizuka; Kazunari ; et al.	2010-10-07
Resin Composition, Resin Cured Product, And Liquid Discharge Head App 20100248156 - Otaka; Shimpei ; et al.	2010-09-30
Ink Jet Head And Ink Jet Printing Apparatus Having The Head App 20100196590 - Shimomura; Masako ; et al.	2010-08-05
Liquid discharge head and method for manufacturing liquid discharge head Grant 7,735,973 - Ishizuka June 15, 2	2010-06-15
Resin Composition, Resin Cured Product, And Liquid Discharge Head App 20100134555 - Otaka; Shimpei ; et al.	2010-06-03
Method of manufacturing ink jet head and apparatus using sealants Grant 7,722,917 - Shimomura , et al. May 25, 2	2010-05-25
Resin composition, resin cured product, and liquid discharge head Grant 7,709,554 - Otaka , et al. May 4, 2	2010-05-04
Resin composition, resin cured product, and liquid discharge head Grant 7,687,552 - Otaka , et al. March 30, 2	2010-03-30
Method for manufacturing liquid discharge head Grant 7,682,779 - Ishizuka March 23, 2	2010-03-23
Resin Composition, Resin Cured Product, And Liquid Discharge Head App 20100045739 - Otaka; Shimpei ; et al.	2010-02-25
Ink-jet recording head and method for producing same Grant 7,550,252 - Shimimura , et al. June 23, 2	2009-06-23
Liquid Discharging Head, Producing Method Thereof, Structure, And Producing Method Thereof App 20080309733 - Horiuchi; Isamu ; et al.	2008-12-18
Liquid Discharge Head App 20080309719 - Ishizuka; Kazunari ; et al.	2008-12-18
Method For Manufacturing Liquid Discharge Head App 20080299497 - Ishizuka; Kazunari	2008-12-04
Ink-jet Recording Head And Method For Producing Same App 20080160454 - Shimomura; Akihiko ; et al.	2008-07-03
Liquid Discharge Head And Method For Manufacturing Liquid Discharge Head App 20080024560 - Ishizuka; Kazunari	2008-01-31
Resin composition, resin cured product, and liquid discharge head App 20070142491 - Otaka; Shimpei ; et al.	2007-06-21
Ink jet head and ink jet printing apparatus having the head App 20050078143 - Shimomura, Masako ; et al.	2005-04-14

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