Amma; Hiromasa
Patent Applications and Registrations
Patent applications and USPTO patent grants for Amma; Hiromasa.The latest application filed is for "manufacturing method of liquid ejection head".
Company Profile
26.60.62
- Amma; Hiromasa - Kanagawa JP
- Amma; Hiromasa - Kawasaki JP
- - Kawasaki JP
- Amma; Hiromasa - Kawasaki-shi JP
- Amma; Hiromasa - Tokyo JP
- Amma; Hiromasa - Kanawaga JP
Patent Activity
| Patent | Date |
|---|---|
| Manufacturing Method Of Liquid Ejection Head App 20210170647 - Iwano; Takuya ; et al. | 2021-06-10 |
| Resin molding method Grant 11,020,887 - Oikawa , et al. June 1, 2 | 2021-06-01 |
| Inkjet printing apparatus Grant 10,994,542 - Kurata , et al. May 4, 2 | 2021-05-04 |
| Liquid supply member and manufacturing method of liquid supply member Grant 10,926,441 - Tsujiuchi , et al. February 23, 2 | 2021-02-23 |
| Manufacturing method of liquid supply member Grant 10,906,221 - Tsujiuchi , et al. February 2, 2 | 2021-02-02 |
| Method of manufacturing liquid supply unit Grant 10,870,279 - Kondo , et al. December 22, 2 | 2020-12-22 |
| Molded part, manufacturing method of molded part and mold Grant 10,828,812 - Iwano , et al. November 10, 2 | 2020-11-10 |
| Liquid ejection head Grant 10,654,269 - Ishimatsu , et al. | 2020-05-19 |
| Liquid ejection head Grant 10618280 - | 2020-04-14 |
| Liquid ejection head unit and liquid ejection apparatus Grant 10,618,327 - Iwano , et al. | 2020-04-14 |
| Inkjet Printing Apparatus App 20200047503 - Kurata; Tetsuji ; et al. | 2020-02-13 |
| Method of manufacturing liquid ejecting head, and liquid ejecting head Grant 10,532,574 - Iwano , et al. Ja | 2020-01-14 |
| Method of manufacturing liquid ejecting head Grant 10,525,711 - Amma , et al. J | 2020-01-07 |
| Method for manufacturing liquid supply member Grant 10,513,069 - Oikawa , et al. Dec | 2019-12-24 |
| Liquid ejecting head Grant 10,507,644 - Kawamura , et al. Dec | 2019-12-17 |
| Liquid ejection head, liquid ejection apparatus, and method of attaching liquid ejection head Grant 10,471,728 - Inada , et al. Nov | 2019-11-12 |
| Manufacturing method of liquid supply component Grant 10,471,719 - Toda , et al. Nov | 2019-11-12 |
| Liquid ejecting head and liquid ejecting apparatus Grant 10,471,727 - Muraoka , et al. Nov | 2019-11-12 |
| Resin molding method Grant 10,434,694 - Iijima , et al. O | 2019-10-08 |
| Liquid ejection head Grant 10,391,767 - Osaki , et al. A | 2019-08-27 |
| Liquid ejection head unit and liquid ejecting apparatus Grant 10,384,457 - Tsuji , et al. A | 2019-08-20 |
| Method for manufacturing liquid supply member Grant 10,363,692 - Oikawa , et al. | 2019-07-30 |
| Method for manufacturing liquid-ejecting head Grant 10,307,967 - Toda , et al. | 2019-06-04 |
| Manufacture method of liquid supply member and manufacture apparatus Grant 10,300,643 - Tsujiuchi , et al. | 2019-05-28 |
| Liquid Ejection Head Unit And Liquid Ejecting Apparatus App 20190009542 - Tsuji; Tomoki ; et al. | 2019-01-10 |
| Liquid Ejection Head Unit And Liquid Ejection Apparatus App 20190009540 - Iwano; Takuya ; et al. | 2019-01-10 |
| Liquid Ejection Head App 20190009535 - Osaki; Yasuhiko ; et al. | 2019-01-10 |
| Liquid Ejection Head App 20190001674 - Ishimatsu; Shin ; et al. | 2019-01-03 |
| Liquid Ejection Head, Liquid Ejection Apparatus, And Method Of Attaching Liquid Ejection Head App 20180361748 - Inada; Genji ; et al. | 2018-12-20 |
| Liquid Ejecting Head App 20180304620 - Kawamura; Shogo ; et al. | 2018-10-25 |
| Liquid ejection head, liquid ejection apparatus, flow path member, and method for manufacturing liquid ejection head Grant 10,081,185 - Kimura , et al. September 25, 2 | 2018-09-25 |
| Method for manufacturing liquid-ejecting head Grant 10,071,512 - Kimura , et al. September 11, 2 | 2018-09-11 |
| Liquid discharge head Grant 9,981,476 - Muraoka , et al. May 29, 2 | 2018-05-29 |
| Method Of Manufacturing Liquid Supply Unit App 20180141340 - Kondo; Soji ; et al. | 2018-05-24 |
| Method Of Manufacturing Liquid Supply Unit And Method Of Manufacturing Liquid Ejecting Head App 20180141247 - Nagai; Noriyasu ; et al. | 2018-05-24 |
| Method Of Manufacturing Liquid Ejecting Head App 20180141341 - Amma; Hiromasa ; et al. | 2018-05-24 |
| Method Of Manufacturing Liquid Ejecting Head, And Liquid Ejecting Head App 20180141339 - Iwano; Takuya ; et al. | 2018-05-24 |
| Liquid ejection head, liquid ejection apparatus and manufacturing method for liquid ejection head Grant 9,975,346 - Amma , et al. May 22, 2 | 2018-05-22 |
| Liquid ejection head and method for manufacturing the same Grant 9,969,167 - Amma , et al. May 15, 2 | 2018-05-15 |
| Manufacture method of liquid supply member, manufacture apparatus, and liquid supply member Grant 9,931,850 - Iwano , et al. April 3, 2 | 2018-04-03 |
| Liquid Ejection Head, Liquid Ejection Apparatus, Flow Path Member, And Method For Manufacturing Liquid Ejection Head App 20180086064 - Kimura; Satoshi ; et al. | 2018-03-29 |
| Liquid ejecting head and liquid ejecting apparatus Grant 9,902,163 - Yoshikawa , et al. February 27, 2 | 2018-02-27 |
| Liquid ejecting head and liquid ejecting apparatus Grant 9,884,485 - Yoshikawa , et al. February 6, 2 | 2018-02-06 |
| Liquid Supply Member And Manufacturing Method Of Liquid Supply Member App 20180029266 - Tsujiuchi; Naoko ; et al. | 2018-02-01 |
| Manufacturing Method Of Liquid Supply Member App 20180029267 - Tsujiuchi; Naoko ; et al. | 2018-02-01 |
| Resin Molding Method App 20180001527 - Iijima; Yasushi ; et al. | 2018-01-04 |
| Manufacturing Method Of Liquid Supply Component, Manufacturing Apparatus Of Liquid Supply Component, Liquid Supply Component, And Liquid Ejection Head App 20170368829 - Toda; Kyosuke ; et al. | 2017-12-28 |
| Resin Molding Method App 20170368728 - Oikawa; Satoshi ; et al. | 2017-12-28 |
| Circuit board and liquid ejection head Grant 9,832,864 - Iri , et al. November 28, 2 | 2017-11-28 |
| Liquid ejection head and liquid ejection apparatus with beam-shaped members in flow passage Grant 9,770,911 - Inada , et al. September 26, 2 | 2017-09-26 |
| Method for manufacturing molded member and liquid ejecting head, liquid ejecting head, and mold Grant 9,764,554 - Amma , et al. September 19, 2 | 2017-09-19 |
| Liquid ejection apparatus and attachment assembly of liquid ejection apparatus Grant 9,751,318 - Iwano , et al. September 5, 2 | 2017-09-05 |
| Liquid discharge head and method of manufacturing the same Grant 9,744,767 - Nojo , et al. August 29, 2 | 2017-08-29 |
| Liquid ejection head and liquid ejection apparatus Grant 9,718,274 - Inada , et al. August 1, 2 | 2017-08-01 |
| Liquid Discharge Head App 20170120588 - Muraoka; Chiaki ; et al. | 2017-05-04 |
| Method For Manufacturing Liquid Supply Member App 20160346970 - Oikawa; Satoshi ; et al. | 2016-12-01 |
| Liquid Ejection Head, Liquid Ejection Apparatus And Manufacturing Method For Liquid Ejection Head App 20160347077 - Amma; Hiromasa ; et al. | 2016-12-01 |
| Manufacture Method Of Liquid Supply Member And Manufacture Apparatus App 20160346976 - Tsujiuchi; Naoko ; et al. | 2016-12-01 |
| Circuit Board And Liquid Ejection Head App 20160353565 - Iri; Junichiro ; et al. | 2016-12-01 |
| Manufacture Method Of Liquid Supply Member, Manufacture Apparatus, And Liquid Supply Member App 20160347072 - Iwano; Takuya ; et al. | 2016-12-01 |
| Molded Part, Manufacturing Method Of Molded Part And Mold App 20160346971 - Iwano; Takuya ; et al. | 2016-12-01 |
| Method For Manufacturing Liquid Supply Member App 20160346967 - Oikawa; Satoshi ; et al. | 2016-12-01 |
| Method For Manufacturing Liquid-ejecting Head App 20160346968 - Kimura; Satoshi ; et al. | 2016-12-01 |
| Liquid Ejection Apparatus And Attachment Assembly Of Liquid Ejection Apparatus App 20160347076 - Iwano; Takuya ; et al. | 2016-12-01 |
| Method For Manufacturing Liquid-ejecting Head App 20160346969 - Toda; Kyosuke ; et al. | 2016-12-01 |
| Liquid Ejection Head And Liquid Ejection Apparatus App 20160347073 - Inada; Genji ; et al. | 2016-12-01 |
| Method For Manufacturing Molded Member And Liquid Ejecting Head, Liquid Ejecting Head, And Mold App 20160347066 - Amma; Hiromasa ; et al. | 2016-12-01 |
| Liquid Ejection Head And Liquid Ejection Apparatus App 20160339697 - Inada; Genji ; et al. | 2016-11-24 |
| Liquid Ejecting Head And Liquid Ejecting Apparatus App 20160339711 - Muraoka; Chiaki ; et al. | 2016-11-24 |
| Liquid Ejecting Head And Liquid Ejecting Apparatus App 20160339698 - Yoshikawa; Shimpei ; et al. | 2016-11-24 |
| Liquid Ejecting Head And Liquid Ejecting Apparatus App 20160339699 - Yoshikawa; Shimpei ; et al. | 2016-11-24 |
| Liquid Ejection Head And Method For Manufacturing The Same App 20160279937 - Amma; Hiromasa ; et al. | 2016-09-29 |
| Liquid Discharge Head And Method Of Manufacturing The Same App 20160250854 - Nojo; Naruyuki ; et al. | 2016-09-01 |
| Liquid ejection head and liquid ejection apparatus Grant 9,193,154 - Toda , et al. November 24, 2 | 2015-11-24 |
| Liquid discharge head and method for manufacturing the same Grant 9,050,791 - Iinuma , et al. June 9, 2 | 2015-06-09 |
| Liquid ejection apparatus and liquid ejection head Grant 8,998,375 - Amma , et al. April 7, 2 | 2015-04-07 |
| Liquid Ejection Apparatus And Liquid Ejection Head App 20140333695 - AMMA; HIROMASA ; et al. | 2014-11-13 |
| Liquid Ejection Head And Liquid Ejection Apparatus App 20140307027 - Toda; Kyosuke ; et al. | 2014-10-16 |
| Liquid discharge head Grant 8,777,377 - Nagata , et al. July 15, 2 | 2014-07-15 |
| Liquid Discharge Head And Method For Manufacturing The Same App 20130293636 - Iinuma; Keisuke ; et al. | 2013-11-07 |
| Liquid discharge head and method for manufacturing the same Grant 8,500,250 - Iinuma , et al. August 6, 2 | 2013-08-06 |
| Inkjet recording head and inkjet recording method Grant 8,398,207 - Nagata , et al. March 19, 2 | 2013-03-19 |
| Ink Cartridge And Ink Jet Recording Method App 20130027463 - Ogasawara; Masashi ; et al. | 2013-01-31 |
| Liquid Discharge Head App 20130010034 - Nagata; Rumi ; et al. | 2013-01-10 |
| Liquid Discharge Head And Method For Manufacturing The Same App 20120188311 - Iinuma; Keisuke ; et al. | 2012-07-26 |
| Inkjet printing head and inkjet printing cartridge Grant 8,162,460 - Amma , et al. April 24, 2 | 2012-04-24 |
| Ink jet recording cartridge Grant 8,147,048 - Amma April 3, 2 | 2012-04-03 |
| Liquid container and ink jet printing apparatus Grant 8,109,617 - Kotaki , et al. February 7, 2 | 2012-02-07 |
| Ink jet recording cartridge Grant 8,070,276 - Amma December 6, 2 | 2011-12-06 |
| Ink Jet Recording Cartridge App 20110254906 - Amma; Hiromasa | 2011-10-20 |
| Liquid container and jet printing apparatus Grant 7,926,927 - Kotaki , et al. April 19, 2 | 2011-04-19 |
| Inkjet Recording Head And Inkjet Recording Method App 20100097425 - Nagata; Shingo ; et al. | 2010-04-22 |
| Ink jet recording cartridge having commonly useable components Grant 7,588,328 - Amma , et al. September 15, 2 | 2009-09-15 |
| Ink tank with valve in ink supply port Grant 7,559,636 - Kitabatake , et al. July 14, 2 | 2009-07-14 |
| Ink Jet Recording Cartridge App 20090091608 - Amma; Hiromasa | 2009-04-09 |
| Liquid storing container and recording apparatus Grant 7,445,322 - Kitabatake , et al. November 4, 2 | 2008-11-04 |
| Inkjet Printing Head And Inkjet Printing Cartridge App 20080252705 - Amma; Hiromasa ; et al. | 2008-10-16 |
| Liquid container and jet printing apparatus App 20080211892 - Kotaki; Yasuo ; et al. | 2008-09-04 |
| Liquid container and ink jet printing apparatus App 20080151023 - Kotaki; Yasuo ; et al. | 2008-06-26 |
| Liquid container and ink jet printing apparatus Grant 7,384,116 - Kotaki , et al. June 10, 2 | 2008-06-10 |
| Liquid container and ink jet recording apparatus Grant 7,350,910 - Amma , et al. April 1, 2 | 2008-04-01 |
| Ink Jet Recording Cartridge App 20070188569 - Amma; Hiromasa ; et al. | 2007-08-16 |
| Liquid discharge head having inductive channel and recording device incorporating liquid discharge head Grant 7,249,824 - Ogawa , et al. July 31, 2 | 2007-07-31 |
| Ink jet recording cartridge having a lid for pressing an absorber and commonly usable in other ink jet recording cartridge configurations Grant 7,234,803 - Amma , et al. June 26, 2 | 2007-06-26 |
| Ink tank Grant 7,172,273 - Ujita , et al. February 6, 2 | 2007-02-06 |
| Ink tank App 20060244793 - Kitabatake; Kenji ; et al. | 2006-11-02 |
| Ink tank Grant 7,111,931 - Amma , et al. September 26, 2 | 2006-09-26 |
| Ink tank Grant 7,108,361 - Kitabatake , et al. September 19, 2 | 2006-09-19 |
| Liquid storing container and recording apparatus App 20060139384 - Kitabatake; Kenji ; et al. | 2006-06-29 |
| Liquid discharge head cartridge Grant 7,055,942 - Amma , et al. June 6, 2 | 2006-06-06 |
| Liquid container and ink jet recording apparatus App 20060087538 - Amma; Hiromasa ; et al. | 2006-04-27 |
| Liquid container and ink jet printing apparatus App 20060082625 - Kotaki; Yasuo ; et al. | 2006-04-20 |
| Ink jet recording cartridge App 20050140761 - Amma, Hiromasa ; et al. | 2005-06-30 |
| Liquid discharge head and recording device App 20050140750 - Ogawa, Masashi ; et al. | 2005-06-30 |
| Ink tank App 20040246304 - Takahashi, Wataru ; et al. | 2004-12-09 |
| Ink tank App 20040233258 - Kitabatake, Kenji ; et al. | 2004-11-25 |
| Ink tank App 20040233259 - Amma, Hiromasa ; et al. | 2004-11-25 |
| Ink tank App 20040227795 - Ujita, Toshihiko ; et al. | 2004-11-18 |
| Liquid discharge head cartridge App 20040189761 - Amma, Hiromasa ; et al. | 2004-09-30 |
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