Hirai; Keita
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hirai; Keita.The latest application filed is for "cooling device".
Company Profile
49.75.94
- Hirai; Keita - Kawasaki JP
- Hirai; Keita - Nagoya JP
- Hirai; Keita - Nagoya-shi JP
- Hirai; Keita - Chiba JP
- Hirai; Keita - Tokyo JP
- Hirai, Keita - Saitama-ken JP
- Hirai; Keita - Kawaguchi-shi Saitama-ken JP
Patent Activity
| Patent | Date |
|---|---|
| Cooling Device App 20220307772 - SASABE; KENJI ; et al. | 2022-09-29 |
| Cooling Device App 20220299273 - OHGA; KENTO ; et al. | 2022-09-22 |
| Electronic device including first substrate having first and second surfaces opposite from each other, second substrate facing first surface, and drive circuit facing second surface Grant 11,430,755 - Hirai August 30, 2 | 2022-08-30 |
| Liquid discharge head Grant 11,413,868 - Katayama , et al. August 16, 2 | 2022-08-16 |
| Liquid discharge head Grant 11,345,146 - Sugiura , et al. May 31, 2 | 2022-05-31 |
| Liquid discharge apparatus and image recording apparatus including the same Grant 11,338,582 - Katayama , et al. May 24, 2 | 2022-05-24 |
| Liquid discharge head and liquid discharge apparatus Grant 11,331,906 - Koide , et al. May 17, 2 | 2022-05-17 |
| Liquid ejection head Grant 11,305,532 - Hirai , et al. April 19, 2 | 2022-04-19 |
| Liquid ejection head and liquid ejection apparatus Grant 11,285,726 - Hirai , et al. March 29, 2 | 2022-03-29 |
| Liquid ejection head Grant 11,273,637 - Hirai , et al. March 15, 2 | 2022-03-15 |
| Information Processing Device And Electronic Device Cooling Method App 20220078946 - NAKAGAWA; Koji ; et al. | 2022-03-10 |
| Liquid discharge head Grant 11,260,660 - Hirai March 1, 2 | 2022-03-01 |
| Liquid immersion tank Grant 11,266,039 - Hirai , et al. March 1, 2 | 2022-03-01 |
| Piezoelectric actuator, liquid discharge head, and manufacturing method of piezoelectric actuator Grant 11,258,003 - Kakiuchi , et al. February 22, 2 | 2022-02-22 |
| Liquid discharge head Grant 11,254,140 - Katayama , et al. February 22, 2 | 2022-02-22 |
| Liquid discharging head Grant 11,247,460 - Sugiura , et al. February 15, 2 | 2022-02-15 |
| Liquid discharge head Grant 11,241,882 - Hirai February 8, 2 | 2022-02-08 |
| Liquid Discharge Head App 20220024210 - Koide; Shohei ; et al. | 2022-01-27 |
| Liquid Ejection Head App 20210394514 - Yamamoto; Jiro ; et al. | 2021-12-23 |
| Composite substrate for preventing bonding failure between substrates Grant 11,189,775 - Hirai November 30, 2 | 2021-11-30 |
| Liquid Ejection Head App 20210354459 - Hirai; Keita ; et al. | 2021-11-18 |
| Liquid discharge head Grant 11,155,087 - Koide , et al. October 26, 2 | 2021-10-26 |
| Head Module App 20210323307 - HIRAI; Keita ; et al. | 2021-10-21 |
| Liquid ejection head Grant 11,135,843 - Yamamoto , et al. October 5, 2 | 2021-10-05 |
| Liquid discharge head Grant 11,117,385 - Sugiura , et al. September 14, 2 | 2021-09-14 |
| Cooling device, cooling system, and method of cooling Grant 11,116,106 - Harada , et al. September 7, 2 | 2021-09-07 |
| Liquid ejection head Grant 11,097,538 - Hirai , et al. August 24, 2 | 2021-08-24 |
| Liquid ejection head Grant 11,097,539 - Hirai , et al. August 24, 2 | 2021-08-24 |
| Head module Grant 11,077,663 - Hirai , et al. August 3, 2 | 2021-08-03 |
| Manufacturing Method For Colored Products And Ink Ejection Device App 20210229341 - ARAI; Wataru ; et al. | 2021-07-29 |
| Liquid ejection apparatus Grant 11,065,873 - Katayama , et al. July 20, 2 | 2021-07-20 |
| Liquid discharge apparatus and image recording apparatus including the same Grant 11,065,875 - Sugiura , et al. July 20, 2 | 2021-07-20 |
| Liquid immersion cooling apparatus Grant 11,071,232 - Ohga , et al. July 20, 2 | 2021-07-20 |
| Head module Grant 11,052,658 - Hirai , et al. July 6, 2 | 2021-07-06 |
| Liquid ejection head Grant 11,046,077 - Hirai , et al. June 29, 2 | 2021-06-29 |
| Liquid ejecting head including first plate, second plate, and protrusion protruding from second plate Grant 10,960,671 - Hayashi , et al. March 30, 2 | 2021-03-30 |
| Electronic Device Including First Substrate Having First And Second Surfaces Opposite From Each Other, Second Substrate Facing First Surface, And Drive Circuit Facing Second Surface App 20210043595 - HIRAI; Keita | 2021-02-11 |
| Liquid Discharge Head App 20210031515 - Hirai; Keita | 2021-02-04 |
| Liquid Discharge Head App 20210031516 - Hirai; Keita | 2021-02-04 |
| Liquid jetting apparatus and method of producing liquid jetting apparatus Grant 10,906,308 - Tanaka , et al. February 2, 2 | 2021-02-02 |
| Liquid discharge head and liquid discharge apparatus provided with the same Grant 10,874,913 - Koide , et al. December 29, 2 | 2020-12-29 |
| Cooling apparatus Grant 10,881,019 - Fujiwara , et al. December 29, 2 | 2020-12-29 |
| Liquid Discharge Head App 20200391509 - Katayama; Hiroshi ; et al. | 2020-12-17 |
| Liquid discharge head and liquid discharge apparatus provided with the same Grant 10,864,727 - Koide , et al. December 15, 2 | 2020-12-15 |
| Liquid discharge head Grant 10,864,739 - Sugiura , et al. December 15, 2 | 2020-12-15 |
| Liquid Discharge Head App 20200384759 - Sugiura; Keita ; et al. | 2020-12-10 |
| Liquid Discharging Head App 20200384762 - Sugiura; Keita ; et al. | 2020-12-10 |
| Liquid Ejection Head App 20200384764 - Hirai; Keita ; et al. | 2020-12-10 |
| Liquid Discharge Head App 20200384771 - Katayama; Hiroshi ; et al. | 2020-12-10 |
| Liquid Ejection Head App 20200376839 - Hirai; Keita ; et al. | 2020-12-03 |
| Liquid Ejection Head and Liquid Ejection Apparatus App 20200376846 - Hirai; Keita ; et al. | 2020-12-03 |
| Liquid Ejection Head App 20200376836 - Hirai; Keita ; et al. | 2020-12-03 |
| Electronic device including first substrate having first and second surfaces opposite from each other, second substrate facing first surface, and drive circuit facing second surface Grant 10,847,484 - Hirai November 24, 2 | 2020-11-24 |
| Liquid Discharge Head App 20200324553 - Sugiura; Keita ; et al. | 2020-10-15 |
| Head Module App 20200307202 - Hirai; Keita ; et al. | 2020-10-01 |
| Liquid Ejection Apparatus App 20200307203 - Katayama; Hiroshi ; et al. | 2020-10-01 |
| Liquid Discharge Head and Liquid Discharge Apparatus App 20200307182 - Koide; Shohei ; et al. | 2020-10-01 |
| Head Module App 20200307197 - Hirai; Keita ; et al. | 2020-10-01 |
| Liquid Ejection Head App 20200307192 - Hirai; Keita ; et al. | 2020-10-01 |
| Liquid Discharge Apparatus and Image Recording Apparatus Including the Same App 20200307204 - Katayama; Hiroshi ; et al. | 2020-10-01 |
| Liquid Ejection Head App 20200307215 - Yamamoto; Jiro ; et al. | 2020-10-01 |
| Liquid Discharge Apparatus and Image Recording Apparatus Including the Same App 20200307205 - Sugiura; Keita ; et al. | 2020-10-01 |
| Liquid Ejection Head App 20200307213 - Hirai; Keita ; et al. | 2020-10-01 |
| Layer Configuration Prediction Method And Layer Configuration Prediction Apparatus App 20200310366 - Tsumura; Norimichi ; et al. | 2020-10-01 |
| Liquid Discharge Head App 20200307199 - Koide; Shohei ; et al. | 2020-10-01 |
| Cooling Device, Cooling System, And Method Of Cooling App 20200267872 - Harada; Shinobu ; et al. | 2020-08-20 |
| Liquid Immersion Cooling Apparatus App 20200253086 - Kind Code | 2020-08-06 |
| Liquid Discharge Head and Liquid Discharge Apparatus Provided with the Same App 20200238686 - Koide; Shohei ; et al. | 2020-07-30 |
| Liquid Discharge Head and Liquid Discharge Apparatus Provided with the Same App 20200238704 - Koide; Shohei ; et al. | 2020-07-30 |
| Manifold and information processing apparatus Grant 10,718,554 - Hirai , et al. | 2020-07-21 |
| Liquid Discharge Head App 20200207100 - Sugiura; Keita ; et al. | 2020-07-02 |
| Information processing apparatus Grant 10,701,834 - So , et al. | 2020-06-30 |
| Liquid Jetting Apparatus And Method Of Producing Liquid Jetting Apparatus App 20200189278 - TANAKA; Taiki ; et al. | 2020-06-18 |
| Liquid jetting apparatus and method of producing liquid jetting apparatus Grant 10,611,149 - Tanaka , et al. | 2020-04-07 |
| Liquid Jetting Apparatus And Method Of Producing Liquid Jetting Apparatus App 20200061996 - TANAKA; Taiki ; et al. | 2020-02-27 |
| Liquid jetting head Grant 10,556,430 - Matsuura , et al. Feb | 2020-02-11 |
| Composite substrate that prevents flexible print circuit board from peeling off from drive interconnect substrate Grant 10,525,702 - Hirai J | 2020-01-07 |
| Liquid Ejecting Head Including First Plate, Second Plate, And Protrusion Protruding From Second Plate App 20190375209 - HAYASHI; Hideki ; et al. | 2019-12-12 |
| Liquid Immersion Tank App 20190380228 - Hirai; Keita ; et al. | 2019-12-12 |
| Actuator device Grant 10,500,860 - Mizuno , et al. Dec | 2019-12-10 |
| Liquid discharge head Grant 10,471,715 - Hayashi , et al. Nov | 2019-11-12 |
| Composite substrate including first substrate having first surface, second substrate having second surface facing first surface, and first and second bumps provided at first surface Grant 10,414,160 - Hirai Sept | 2019-09-17 |
| Cooling Apparatus App 20190281727 - FUJIWARA; Shinnosuke ; et al. | 2019-09-12 |
| Air cooling arrangment for a power distributor Grant 10,412,862 - Maekawa , et al. Sept | 2019-09-10 |
| Liquid jetting apparatus and method of producing liquid jetting apparatus Grant 10,406,810 - Tanaka , et al. Sept | 2019-09-10 |
| Liquid jetting head and method for manufacturing the same Grant 10,357,966 - Ito , et al. July 23, 2 | 2019-07-23 |
| Method for manufacturing liquid jetting apparatus and liquid jetting apparatus Grant 10,357,971 - Kakiuchi , et al. July 23, 2 | 2019-07-23 |
| Rack mount-type information processing apparatus and rack mount-type information processing system Grant 10,342,164 - So , et al. | 2019-07-02 |
| Liquid Jetting Head App 20190193398 - MATSUURA; Kazunari ; et al. | 2019-06-27 |
| Cooling system and method of cooling electronic device Grant 10,321,609 - Hirai , et al. | 2019-06-11 |
| Device For Cooling Electronic Components App 20190150321 - Hirai; Keita ; et al. | 2019-05-16 |
| Actuator Device App 20190134983 - MIZUNO; Taisuke ; et al. | 2019-05-09 |
| Printer Grant 10,252,529 - Hirai , et al. | 2019-04-09 |
| Composite Substrate For Preventing Bonding Failure Between Substrates App 20190103546 - HIRAI; Keita | 2019-04-04 |
| Composite Substrate That Prevents Flexible Print Circuit Board From Peeling Off From Drive Interconnect Substrate App 20190099997 - HIRAI; Keita | 2019-04-04 |
| Composite Substrate Including First Substrate Having First Surface, Second Substrate Having Second Surface Facing First Surface, And First And Second Bumps Provided At First Surface App 20190100009 - HIRAI; Keita | 2019-04-04 |
| Information Processing Apparatus App 20190104646 - So; Tsuyoshi ; et al. | 2019-04-04 |
| Electronic Device Including First Substrate Having First And Second Surfaces Opposite From Each Other, Second Substrate Facing First Surface, And Drive Circuit Facing Second Surface App 20190103373 - HIRAI; Keita | 2019-04-04 |
| Liquid jetting head Grant 10,245,829 - Matsuura , et al. | 2019-04-02 |
| Piezoelectric Actuator, Liquid Discharge Head, and Manufacturing Method of Piezoelectric Actuator App 20190097122 - Kakiuchi; Toru ; et al. | 2019-03-28 |
| Information Processing Apparatus App 20190094928 - Hirai; Keita ; et al. | 2019-03-28 |
| Liquid discharging apparatus Grant 10,226,925 - Hayashi , et al. | 2019-03-12 |
| Liquid Jetting Apparatus And Method Of Producing Liquid Jetting Apparatus App 20190070853 - TANAKA; Taiki ; et al. | 2019-03-07 |
| Actuator device Grant 10,201,975 - Mizuno , et al. Feb | 2019-02-12 |
| Liquid immersion bath and liquid immersion cooling apparatus Grant 10,165,706 - Hirai , et al. Dec | 2018-12-25 |
| Liquid jetting apparatus and method of producing liquid jetting apparatus Grant 10,155,380 - Tanaka , et al. Dec | 2018-12-18 |
| Liquid Discharge Head App 20180281407 - HAYASHI; Hideki ; et al. | 2018-10-04 |
| Actuator Device App 20180281413 - MIZUNO; Taisuke ; et al. | 2018-10-04 |
| Liquid Jetting Head And Method For Manufacturing The Same App 20180264807 - ITO; Yuichi ; et al. | 2018-09-20 |
| Liquid Jetting Head App 20180264812 - MATSUURA; Kazunari ; et al. | 2018-09-20 |
| Immersion cooling apparatus Grant 10,080,308 - Hirai , et al. September 18, 2 | 2018-09-18 |
| Information Processing Apparatus App 20180263141 - Maekawa; Yoshimi ; et al. | 2018-09-13 |
| Printer App 20180194137 - HIRAI; Keita ; et al. | 2018-07-12 |
| Information Processing Device And Electronic Device Cooling Method App 20180177079 - Nakagawa; Koji ; et al. | 2018-06-21 |
| Cooling System And Method Of Cooling Electronic Device App 20180153058 - Hirai; Keita ; et al. | 2018-05-31 |
| Manifold And Information Processing Apparatus App 20180135901 - Hirai; Keita ; et al. | 2018-05-17 |
| Rack Mount-type Information Processing Apparatus And Rack Mount-type Information Processing System App 20180132387 - So; Tsuyoshi ; et al. | 2018-05-10 |
| Immersion Cooling Apparatus App 20180084670 - Hirai; Keita ; et al. | 2018-03-22 |
| Liquid Immersion Bath And Liquid Immersion Cooling Apparatus App 20180063991 - Hirai; Keita ; et al. | 2018-03-01 |
| Printer Grant 9,868,285 - Hirai , et al. January 16, 2 | 2018-01-16 |
| Information processing device and container for data center Grant 9,854,710 - Hirai , et al. December 26, 2 | 2017-12-26 |
| Liquid Discharging Apparatus App 20170334206 - Hayashi; Hideki ; et al. | 2017-11-23 |
| Liquid discharging apparatus Grant 9,815,283 - Hayashi , et al. November 14, 2 | 2017-11-14 |
| Liquid ejecting device Grant 9,809,023 - Koide , et al. November 7, 2 | 2017-11-07 |
| Printer App 20170282560 - HIRAI; Keita ; et al. | 2017-10-05 |
| Method For Manufacturing Liquid Jetting Apparatus And Liquid Jetting Apparatus App 20170217183 - KAKIUCHI; Toru ; et al. | 2017-08-03 |
| Liquid Jetting Apparatus And Method Of Producing Liquid Jetting Apparatus App 20170217174 - TANAKA; Taiki ; et al. | 2017-08-03 |
| Method for manufacturing liquid jetting apparatus and liquid jetting apparatus Grant 9,662,884 - Kakiuchi , et al. May 30, 2 | 2017-05-30 |
| Piezoelectric actuator, liquid discharging apparatus and method for producing piezoelectric actuator Grant 9,656,467 - Kakiuchi , et al. May 23, 2 | 2017-05-23 |
| Information Processing Device And Container For Data Center App 20170127573 - Hirai; Keita ; et al. | 2017-05-04 |
| Liquid Ejecting Device App 20170087842 - Koide; Shohei ; et al. | 2017-03-30 |
| Liquid jetting apparatus Grant 9,579,891 - Hayashi , et al. February 28, 2 | 2017-02-28 |
| Liquid Discharging Apparatus App 20160347063 - Hayashi; Hideki ; et al. | 2016-12-01 |
| Liquid ejection apparatus and a method for producing liquid ejection apparatus Grant 9,481,172 - Hirai November 1, 2 | 2016-11-01 |
| Method for manufacturing liquid jetting apparatus and liquid jetting apparatus Grant 9,434,163 - Hirai September 6, 2 | 2016-09-06 |
| Liquid Jetting Apparatus App 20160207312 - Hayashi; Hideki ; et al. | 2016-07-21 |
| Piezoelectric actuator, liquid discharging apparatus and method for producing piezoelectric actuator App 20160185116 - Kakiuchi; Toru ; et al. | 2016-06-30 |
| Composite membrane Grant 9,358,507 - Hirai , et al. June 7, 2 | 2016-06-07 |
| Liquid ejection apparatus and method for manufacturing liquid ejection apparatus Grant 9,321,264 - Hirai , et al. April 26, 2 | 2016-04-26 |
| Method For Manufacturing Liquid Jetting Apparatus And Liquid Jetting Apparatus App 20160067969 - KAKIUCHI; Toru ; et al. | 2016-03-10 |
| Method For Manufacturing Liquid Jetting Apparatus And Liquid Jetting Apparatus App 20160031215 - HIRAI; Keita | 2016-02-04 |
| Liquid Ejection Apparatus And Method For Manufacturing Liquid Ejection Apparatus App 20150273832 - HIRAI; Keita ; et al. | 2015-10-01 |
| Liquid Ejection Apparatus And A Method For Producing Liquid Ejection Apparatus App 20150273831 - HIRAI; Keita | 2015-10-01 |
| Cooler And Electronic Device App 20150250075 - Hirai; Keita ; et al. | 2015-09-03 |
| Liquid jetting apparatus Grant 9,061,504 - Mizutani , et al. June 23, 2 | 2015-06-23 |
| Liquid jetting apparatus Grant 9,044,955 - Hirai , et al. June 2, 2 | 2015-06-02 |
| Liquid ejection head and liquid ejection recording device Grant 9,028,047 - Hirai , et al. May 12, 2 | 2015-05-12 |
| Electronic Device App 20150109731 - Umematsu; Misao ; et al. | 2015-04-23 |
| Cooling Device, Electronic Apparatus And Method Of Attaching Cooling Device App 20150092347 - So; Tsuyoshi ; et al. | 2015-04-02 |
| Information Processing Apparatus App 20150059388 - Hirano; Yukihiro ; et al. | 2015-03-05 |
| Liquid Jetting Apparatus App 20150049143 - HIRAI; Keita ; et al. | 2015-02-19 |
| Electronic Apparatus App 20150009620 - Kadotani; Yoshimi ; et al. | 2015-01-08 |
| Liquid ejection apparatus Grant 8,864,265 - Hirai , et al. October 21, 2 | 2014-10-21 |
| Liquid ejection apparatus Grant 8,857,940 - Hirai October 14, 2 | 2014-10-14 |
| Liquid Jetting Apparatus App 20140292869 - MIZUTANI; Hiromitsu ; et al. | 2014-10-02 |
| Liquid Ejection Head And Liquid Ejection Recording Device App 20140111579 - HIRAI; Keita ; et al. | 2014-04-24 |
| Composite Membrane App 20140110332 - Hirai; Keita ; et al. | 2014-04-24 |
| Liquid Ejection Apparatus App 20140063103 - HIRAI; Keita | 2014-03-06 |
| Liquid Ejection Apparatus App 20140063102 - HIRAI; Keita ; et al. | 2014-03-06 |
| Powder-sintered multi-layer tool part and manufacturing method thereof App 20050089710 - Hirai, Keita ; et al. | 2005-04-28 |
| Cutting tool of a titanium alloy complex Grant 5,864,955 - Hirai February 2, 1 | 1999-02-02 |
| Pressure molding machine for various stepped articles Grant 5,238,375 - Hirai August 24, 1 | 1993-08-24 |
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