Horikawa; Keiji
Patent Applications and Registrations
Patent applications and USPTO patent grants for Horikawa; Keiji.The latest application filed is for "organic el display panel, organic el display device, and manufacturing method thereof".
Company Profile
4.27.40
- Horikawa; Keiji - Tokyo JP
- Horikawa; Keiji - Nagaokakyo JP
- HORIKAWA; KEIJI - Nagaokakyo-shi JP
- Horikawa; Keiji - Osaka JP
- Horikawa; Keiji - Kyoto JP
- Horikawa; Keiji - Kyoto-shi JP
Patent Activity
| Patent | Date |
|---|---|
| Organic EL display panel including a multilayer sealing layer, organic EL display device, and manufacturing method thereof Grant 10,998,526 - Horikawa , et al. May 4, 2 | 2021-05-04 |
| Organic EL display panel Grant 10,396,308 - Okigawa , et al. A | 2019-08-27 |
| Organic EL display panel Grant 10,347,865 - Harada , et al. July 9, 2 | 2019-07-09 |
| Organic El Display Panel, Organic El Display Device, And Manufacturing Method Thereof App 20190081280 - HORIKAWA; Keiji ; et al. | 2019-03-14 |
| Organic El Display Panel App 20180366680 - OKIGAWA; Akifumi ; et al. | 2018-12-20 |
| Organic El Display Panel App 20180358572 - HARADA; Kenji ; et al. | 2018-12-13 |
| Electric double-layer capacitor Grant 10,134,532 - Horikawa , et al. November 20, 2 | 2018-11-20 |
| Electric Double-layer Capacitor And Method For Manufacturing The Same App 20180233300 - HORIKAWA; KEIJI | 2018-08-16 |
| Electric Double Layer Capacitor And Manufacturing Method Therefor App 20180190440 - Horikawa; Keiji ; et al. | 2018-07-05 |
| Electric storage device and method for manufacturing the same Grant 9,911,547 - Horikawa March 6, 2 | 2018-03-06 |
| Organic EL display panel Grant 9,887,387 - Horikawa February 6, 2 | 2018-02-06 |
| Electric Double-layer Capacitor App 20170365421 - HORIKAWA; KEIJI ; et al. | 2017-12-21 |
| Electric Double-layer Capacitor App 20170365420 - HORIKAWA; KEIJI ; et al. | 2017-12-21 |
| Electric storage device and method for producing the same Grant 9,793,062 - Itaya , et al. October 17, 2 | 2017-10-17 |
| Organic El Display Panel App 20170288173 - HORIKAWA; Keiji | 2017-10-05 |
| Power storage device Grant 9,748,046 - Ueda , et al. August 29, 2 | 2017-08-29 |
| Electrical storage device element and electrical storage device Grant 9,728,343 - Horikawa , et al. August 8, 2 | 2017-08-08 |
| Display panel Grant 9,653,704 - Horikawa May 16, 2 | 2017-05-16 |
| Power storage device Grant 9,558,893 - Horikawa , et al. January 31, 2 | 2017-01-31 |
| Electrical storage device and method for manufacturing the same Grant 9,514,893 - Itaya , et al. December 6, 2 | 2016-12-06 |
| Display Panel App 20160226027 - HORIKAWA; Keiji | 2016-08-04 |
| Power storage device and manufacturing method therefor Grant 9,368,776 - Horikawa , et al. June 14, 2 | 2016-06-14 |
| Power Storage Device App 20150248970 - UEDA; YASUHIKO ; et al. | 2015-09-03 |
| Power Storage Device App 20150221448 - HORIKAWA; KEIJI ; et al. | 2015-08-06 |
| Electric Storage Device And Method For Manufacturing The Same App 20140362496 - Horikawa; Keiji | 2014-12-11 |
| Electric Storage Device And Method For Producing The Same App 20140134487 - Itaya; Masaharu ; et al. | 2014-05-15 |
| Electrical Storage Device And Method For Manufacturing The Same App 20140106191 - Itaya; Masaharu ; et al. | 2014-04-17 |
| Electrical Storage Device Element And Electrical Storage Device App 20140106213 - Horikawa; Keiji ; et al. | 2014-04-17 |
| Power Storage Device And Manufacturing Method Therefor App 20130122347 - Horikawa; Keiji ; et al. | 2013-05-16 |
| Method For Producing Plasma Display Panel App 20130017751 - Gotou; Masashi ; et al. | 2013-01-17 |
| Method For Producing Plasma Display Panel App 20130012096 - Gotou; Masashi ; et al. | 2013-01-10 |
| Process For Producing Plasma Display Panel App 20130012095 - Tsujita; Takuji ; et al. | 2013-01-10 |
| Plasma display panel with protective layer comprising crystal particles of magnesium oxide Grant 8,283,864 - Kawarazaki , et al. October 9, 2 | 2012-10-09 |
| Electronic Component and Package for Device, and Method of Manufacturing the Same App 20120217056 - Horikawa; Keiji | 2012-08-30 |
| Process For Production Of Plasma Display Panel App 20120064795 - Kawarazaki; Hideji ; et al. | 2012-03-15 |
| Plasma display panel comprising sputtering prevention layer Grant 8,120,254 - Aoto , et al. February 21, 2 | 2012-02-21 |
| Plasma Display Panel App 20120013248 - Yoshino; Kyohei ; et al. | 2012-01-19 |
| Plasma Display Panel App 20110298364 - Kawarazaki; Hideji ; et al. | 2011-12-08 |
| Plasma display device and method of manufacturing green phosphor material for plasma display device Grant 8,035,301 - Nagasaki , et al. October 11, 2 | 2011-10-11 |
| Plasma display device with improved luminance Grant 7,911,139 - Nagasaki , et al. March 22, 2 | 2011-03-22 |
| Plasma Display Panel App 20100327741 - Aoto; Koji ; et al. | 2010-12-30 |
| Plasma Display Panel App 20100314997 - Horikawa; Keiji ; et al. | 2010-12-16 |
| Plasma Display Panel App 20100176721 - Hasegawa; Ken ; et al. | 2010-07-15 |
| Gas Discharge Light Emitting Panel App 20100156266 - Zukawa; Takehiro ; et al. | 2010-06-24 |
| Plasma display device Grant 7,705,537 - Toyoda , et al. April 27, 2 | 2010-04-27 |
| Plasma display device Grant 7,659,668 - Toyoda , et al. February 9, 2 | 2010-02-09 |
| Plasma Display Device and Method of Manufacturing Green Phosphor Material for Plasma Display Device App 20090121630 - Toyoda; Izumi ; et al. | 2009-05-14 |
| Plasma Display Device App 20090058253 - Toyoda; Izumi ; et al. | 2009-03-05 |
| Plasma Display Device and Method of Manufacturing Green Phosphor Material for Plasma Display Device App 20090026949 - Nagasaki; Yoshihisa ; et al. | 2009-01-29 |
| Plasma Display Device and Method of Manufacturing Green Phosphor Material for Plasma Display Device App 20090026948 - Nagasaki; Yoshihisa ; et al. | 2009-01-29 |
| Plasma display and method of producing phosphor used therein Grant 7,423,368 - Miyamae , et al. September 9, 2 | 2008-09-09 |
| Plasma display device Grant 7,423,376 - Setoguchi , et al. September 9, 2 | 2008-09-09 |
| Plasma display device and method of manufacturing same Grant 7,396,489 - Horikawa , et al. July 8, 2 | 2008-07-08 |
| Plasma display panel having a reduced impurity gas content Grant 7,271,538 - Sugimoto , et al. September 18, 2 | 2007-09-18 |
| Plasma display device with green emitting phosphor that becomes positively charged Grant 7,268,492 - Tanaka , et al. September 11, 2 | 2007-09-11 |
| Plasma display and method of producing phosphor used therein Grant 7,261,917 - Horikawa , et al. August 28, 2 | 2007-08-28 |
| Plasma display panel and its manufacturing method Grant 7,175,493 - Nishimura , et al. February 13, 2 | 2007-02-13 |
| Plasma display panel App 20060232207 - Sugimoto; Kazuhiko ; et al. | 2006-10-19 |
| Plasma display device and method of manufacturing same App 20060139241 - Horikawa; Keiji ; et al. | 2006-06-29 |
| Method of manufacturing a plasma display panel with adsorbing an impurity gas Grant 7,037,156 - Nishimura , et al. May 2, 2 | 2006-05-02 |
| Plasma display and method of producing phosphor used therein App 20060071588 - Horikawa; Keiji ; et al. | 2006-04-06 |
| Plasma display and method for producing phosphor used therein App 20060072301 - Miyamae; Yuichiro ; et al. | 2006-04-06 |
| Plasma display App 20060017384 - Setoguchi; Hiroshi ; et al. | 2006-01-26 |
| Plasma display App 20060017385 - Tanaka; Yoshinori ; et al. | 2006-01-26 |
| Plasma display panel and its manufacturing method App 20050168126 - Nishimura, Masaki ; et al. | 2005-08-04 |
| Plasma display panel and its manufacturing method App 20040135506 - Nishimura, Masaki ; et al. | 2004-07-15 |
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