Hirosawa; Toshiaki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hirosawa; Toshiaki.The latest application filed is for "manufacturing method of liquid ejection head".

Company Profile

14.70.42

Hirosawa; Toshiaki - Kanagawa JP
Hirosawa; Toshiaki - Hiratsuka JP
- Hiratsuka JP
Hirosawa; Toshiaki - Hiratsuka-shi JP
Hirosawa; Toshiaki - Kanagawa-ken 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
Manufacturing Method Of Liquid Ejection Head App 20210170647 - Iwano; Takuya ; et al.	2021-06-10
Method of manufacturing liquid supply unit Grant 10,870,279 - Kondo , et al. December 22, 2	2020-12-22
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
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
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
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
Liquid Ejection Head App 20190009535 - Osaki; Yasuhiko ; et al.	2019-01-10
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 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
Method Of Manufacturing Liquid Supply Unit App 20180141340 - Kondo; Soji ; et al.	2018-05-24
Method Of Manufacturing Liquid Ejecting Head, And Liquid Ejecting Head App 20180141339 - Iwano; Takuya ; et al.	2018-05-24
Method Of Manufacturing Liquid Ejecting Head App 20180141341 - Amma; Hiromasa ; 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
Apparatus and method for driving the same Grant 9,358,779 - Miyazaki , et al. June 7, 2	2016-06-07
Apparatus And Method For Driving The Same App 20160114577 - Miyazaki; Kyota ; et al.	2016-04-28
Liquid Ejecting Head And Liquid Ejecting Apparatus App 20160059551 - MIYAZAKI; Kyota ; et al.	2016-03-03
Liquid ejection head and liquid ejection apparatus Grant 9,266,328 - Hirosawa February 23, 2	2016-02-23
Liquid discharge head, liquid discharge apparatus, and liquid filling method Grant 9,114,624 - Yamamoto , et al. August 25, 2	2015-08-25
Liquid Ejection Head And Liquid Ejection Apparatus App 20150191014 - HIROSAWA; Toshiaki	2015-07-09
Liquid discharge head Grant 8,894,182 - Osaki , et al. November 25, 2	2014-11-25
Liquid discharge head and method of producing liquid discharge head Grant 8,840,226 - Kawamura , et al. September 23, 2	2014-09-23
Flow passage assembly and method for manufacturing flow passage assembly, inkjet recording head, and recording apparatus Grant 8,801,156 - Shimamura , et al. August 12, 2	2014-08-12
Liquid discharge head and method for manufacturing the same Grant 8,746,849 - Abe , et al. June 10, 2	2014-06-10
Liquid Discharge Head And Method For Manufacturing The Same App 20130305533 - Abe; Hiroshi ; et al.	2013-11-21
Recording head Grant 8,573,748 - Kawamura , et al. November 5, 2	2013-11-05
Liquid discharge head and method for manufacturing the same Grant 8,517,517 - Abe , et al. August 27, 2	2013-08-27
Liquid discharge head and liquid discharge apparatus Grant 8,419,167 - Miyazaki , et al. April 16, 2	2013-04-16
Liquid discharge head and electric wiring substrate Grant 8,353,576 - Yamamoto , et al. January 15, 2	2013-01-15
Flow Passage Assembly And Method For Manufacturing Flow Passage Assembly, Inkjet Recording Head, And Recording Apparatus App 20120293588 - Shimamura; Ryo ; et al.	2012-11-22
Liquid discharge head, ink jet recording head and ink jet recording apparatus Grant 8,177,330 - Suganuma , et al. May 15, 2	2012-05-15
Ink jet printing head Grant 8,157,356 - Yamamoto , et al. April 17, 2	2012-04-17
Liquid ejection head, recording apparatus having the same, and recording method Grant 8,141,988 - Hirosawa March 27, 2	2012-03-27
Liquid Discharge Head And Method Of Producing Liquid Discharge Head App 20120007926 - Kawamura; Shogo ; et al.	2012-01-12
Liquid Discharge Head And Method For Manufacturing The Same App 20110310163 - Abe; Hiroshi ; et al.	2011-12-22
Liquid Discharge Head And Electric Wiring Substrate App 20110279548 - Yamamoto; Akira ; et al.	2011-11-17
Liquid Discharge Head And Liquid Discharge Apparatus App 20110279549 - Miyazaki; Kyota ; et al.	2011-11-17
Liquid Discharge Head App 20110279545 - Osaki; Yasuhiko ; et al.	2011-11-17
Liquid Discharge Head, Liquid Discharge Apparatus, And Liquid Filling Method App 20110279607 - Yamamoto; Akira ; et al.	2011-11-17
Recording Head App 20110211024 - Kawamura; Shogo ; et al.	2011-09-01
Liquid ejection head including member supporting liquid ejection substrate Grant 7,980,676 - Hirosawa , et al. July 19, 2	2011-07-19
Liquid discharge head Grant 7,871,151 - Yamamoto , et al. January 18, 2	2011-01-18
Ink jet print head and method of manufacturing ink jet print head Grant 7,789,499 - Iwanaga , et al. September 7, 2	2010-09-07
Ink jet recording head and recording apparatus Grant 7,775,638 - Hirosawa , et al. August 17, 2	2010-08-17
Ink jet recording head Grant 7,771,020 - Miyazaki , et al. August 10, 2	2010-08-10
Ink jet recording head and ink jet recording apparatus Grant 7,690,767 - Hirosawa , et al. April 6, 2	2010-04-06
Liquid discharge head and manufacturing method thereof Grant 7,686,423 - Sato , et al. March 30, 2	2010-03-30
Ink Jet Printing Head App 20100013889 - Yamamoto; Akira ; et al.	2010-01-21
Liquid Ejection Head, Recording Apparatus Having The Same, And Recording Method App 20090309939 - Hirosawa; Toshiaki	2009-12-17
Ink jet recording head and recording apparatus Grant 7,625,072 - Saito , et al. December 1, 2	2009-12-01
Liquid Discharge Head, Ink Jet Recording Head And Ink Jet Recording Apparatus App 20090267994 - Suganuma; Takatoshi ; et al.	2009-10-29
Liquid Ejection Head App 20090179965 - Hirosawa; Toshiaki ; et al.	2009-07-16
Liquid discharge head, and method of manufacturing liquid discharge head Grant 7,533,960 - Yasuda , et al. May 19, 2	2009-05-19
Ink Jet Print Head And Method Of Manufacturing Ink Jet Print Head App 20080239004 - Iwanaga; Shuzo ; et al.	2008-10-02
Liquid Discharge Head App 20080151004 - Yamamoto; Akira ; et al.	2008-06-26
Liquid Ejection Unit For Probe Array Production Apparatus And Method Of Manufacturing The Same App 20080134967 - Udagawa; Kenta ; et al.	2008-06-12
Ink Jet Recording Head and Recording Apparatus App 20080068423 - Saito; Riichi ; et al.	2008-03-20
Ink Jet Recording Head App 20080024542 - Miyazaki; Kyota ; et al.	2008-01-31
Liquid Discharge Head And Manufacturing Method Thereof App 20070285469 - SATO; Osamu ; et al.	2007-12-13
Ink Jet Recording Head and Recording Apparatus App 20070242101 - Hirosawa; Toshiaki ; et al.	2007-10-18
Ink Jet Recording Head and Ink Jet Recording Apparatus App 20070242102 - Hirosawa; Toshiaki ; et al.	2007-10-18
Liquid Discharge Head, And Method Of Manufacturing Liquid Discharge Head App 20070139469 - Yasuda; Junji ; et al.	2007-06-21
Liquid discharge recording head cartridge and liquid discharge recording apparatus Grant 6,910,759 - Kawamura , et al. June 28, 2	2005-06-28
Ink jet recording head and method for manufacturing ink jet recording head Grant 6,896,359 - Miyazaki , et al. May 24, 2	2005-05-24
Method For Manufacturing An Ink Jet Recording Head, An Ink Jet Recording Head Manufactured By Such Method Of Manufacture, And An Ink Jet Recording Apparatus Having Such Ink Jet Recording Head Mounted Thereon Grant 6,877,839 - Kawamura , et al. April 12, 2	2005-04-12
Liquid discharge apparatus for producing probe carrier, apparatus for producing probe carrier and method for producing probe carrier Grant 6,830,621 - Udagawa , et al. December 14, 2	2004-12-14
Print head and ink jet printing apparatus Grant 6,752,492 - Hirosawa , et al. June 22, 2	2004-06-22
Ink jet recording head and method for manufacturing ink jet recording head Grant 6,652,702 - Miyazaki , et al. November 25, 2	2003-11-25
Liquid discharge head, driving method therefor, and cartridge, and image forming apparatus Grant 6,637,865 - Murakami , et al. October 28, 2	2003-10-28
Liquid ejection type print head, printing apparatus provided with same and a method for producing a liquid ejection type print head Grant 6,536,868 - Kawamura , et al. March 25, 2	2003-03-25
Print head and ink jet printing apparatus App 20030001936 - Hirosawa, Toshiaki ; et al.	2003-01-02
Method for manufacturing ink jet recording head using thermohardening filler Grant 6,471,901 - Kawamura , et al. October 29, 2	2002-10-29
Liquid discharge apparatus for producing probe carrier, apparatus for producing probe carrier and method for producing probe carrier App 20020153435 - Udagawa, Kenta ; et al.	2002-10-24
Ink jet head with separable tank holding member and recording unit Grant 6,464,338 - Morita , et al. October 15, 2	2002-10-15
Liquid discharge recording head cartridge and liquid discharge recording apparatus App 20020071002 - Kawamura, Shogo ; et al.	2002-06-13
Liquid ejection recording head App 20020060726 - Udagawa, Kenta ; et al.	2002-05-23
Method for manufacturing an ink jet recording head, an ink jet recording head manufactured by such method of manufacture, and an ink jet recording apparatus having such ink jet recording head mounted thereon App 20020043742 - Kawamura, Shogo ; et al.	2002-04-18
Ink Jet Recording Head Assembly Having An Urging Member For Contacting Components Thereof, The Urging Member Having An Ink Supply Mechanism, And Ink Jet Head Cartridge And Ink Jet Apparatus Having The Same Grant 6,371,604 - Yamane , et al. April 16, 2	2002-04-16
Ink jet recording head and method for manufacturing ink jet recording head App 20020033858 - Miyazaki, Kyota ; et al.	2002-03-21
Ink jet recording head Grant 6,257,703 - Hirosawa , et al. July 10, 2	2001-07-10
Ink cartridge with printing head for printer Grant D443,892 - Sekine , et al. June 19, 2	2001-06-19
Ink supplying apparatus and ink recording apparatus having same Grant 6,120,140 - Hirosawa , et al. September 19, 2	2000-09-19
Ink jet recording head having components made from the same material, recording apparatus using the head, and method for manufacturing such head and ink jet recording apparatus Grant 6,113,214 - Hirosawa , et al. September 5, 2	2000-09-05
Ink refilling method and apparatus, ink container refilled therewith and ink jet apparatus comprising ink refilling apparatus Grant 6,024,442 - Sato , et al. February 15, 2	2000-02-15
Ink jet apparatus provided with an improved recovery mechanism Grant 6,000,792 - Koizumi , et al. December 14, 1	1999-12-14
Ink jet recording apparatus capable of performing liquid droplet diameter random variable recording and ink jet recording method using ink for liquid droplet random variable recording Grant 5,997,122 - Moriyama , et al. December 7, 1	1999-12-07
Combined ink tank holder and printing head for printer Grant D395,916 - Inoue , et al. July 7, 1	1998-07-07
Ink jet head, ink jet apparatus and driving method therefor Grant 5,745,129 - Moriyama , et al. April 28, 1	1998-04-28
Ink jet recording apparatus, and method with control of ink drops and ink mist Grant 5,646,659 - Moriyama , et al. July 8, 1	1997-07-08
Ink jet recording apparatus for recovering recording head Grant 5,561,448 - Kaneko , et al. October 1, 1	1996-10-01
Ink jet recording apparatus and ink cartridge mountable on said apparatus Grant 5,523,780 - Hirosawa , et al. June 4, 1	1996-06-04
Liquid jet recording apparatus having auxiliary recording head Grant 5,398,053 - Hirosawa , et al. March 14, 1	1995-03-14
Ink jet recording head in which the ejection elements are driven in blocks Grant 5,357,268 - Kishida , et al. October 18, 1	1994-10-18
Ink jet recording apparatus and ink jet recording head with means reducing the amount of warp Grant 5,343,227 - Hirosawa , et al. August 30, 1	1994-08-30
Ink jet recording method and apparatus utilizing temperature dependent, pre-discharge, meniscus retraction Grant 5,264,865 - Shimoda , et al. November 23, 1	1993-11-23
Ink jet recording apparatus Grant 5,220,345 - Hirosawa June 15, 1	1993-06-15
Ink jet recording apparatus having a flexible ink supply connection Grant 4,775,871 - Abe , et al. October 4, 1	1988-10-04
Ink tube connecting system in a liquid jet recording apparatus Grant 4,684,962 - Hirosawa , et al. August 4, 1	1987-08-04

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