Murayama; Ryuji
Patent Applications and Registrations
Patent applications and USPTO patent grants for Murayama; Ryuji.The latest application filed is for "magnetic carrier, two-component developer, and replenishment developer".
Company Profile
15.31.34
- Murayama; Ryuji - Chiba JP
- Murayama; Ryuji - Nagareyama JP
- Murayama; Ryuji - Nagareyama-shi JP
- Murayama; Ryuji - Yokohama JP
- Murayama; Ryuji - Yokohama-shi JP
- Murayama; Ryuji - Yamagata-ken JP
- Murayama; Ryuji - Yonezawa-shi JP
- Murayama; Ryuji - Yonezawa JP
- Murayama; Ryuji - Yamagata JP
- Murayama; Ryuji - Hyogo JP
- Murayama, Ryuji - Shiso-gun JP
- Murayama; Ryuji - Tsurugashima JP
- Murayama; Ryuji - Saitama JP
Patent Activity
| Patent | Date |
|---|---|
| Magnetic Carrier, Two-component Developer, And Replenishment Developer App 20220236660 - Murayama; Ryuji ; et al. | 2022-07-28 |
| Magnetic Carrier, Two-component Developer, And Developer For Replenishment App 20220236657 - Onozaki; Yuto ; et al. | 2022-07-28 |
| Magnetic Carrier, Two-component Developer, And Replenishment Developer App 20220236658 - Murayama; Ryuji ; et al. | 2022-07-28 |
| Negative-charging Toner App 20210389688 - Shibata; Takaho ; et al. | 2021-12-16 |
| Toner and image forming method Grant 11,131,938 - Murayama , et al. September 28, 2 | 2021-09-28 |
| Toner App 20210055668 - Tamura; Junichi ; et al. | 2021-02-25 |
| Toner Grant 10,877,386 - Murayama , et al. December 29, 2 | 2020-12-29 |
| Toner Grant 10,775,710 - Kamae , et al. Sept | 2020-09-15 |
| Toner And Image Forming Method App 20200064751 - Murayama; Ryuji ; et al. | 2020-02-27 |
| Toner App 20200057397 - Murayama; Ryuji ; et al. | 2020-02-20 |
| Toner Grant 10,514,624 - Tamura , et al. Dec | 2019-12-24 |
| Toner and method for producing toner Grant 10,451,990 - Kamae , et al. Oc | 2019-10-22 |
| Toner Grant 10,353,312 - Kamae , et al. July 16, 2 | 2019-07-16 |
| Toner And Method For Producing Toner App 20190113858 - Kamae; Kentaro ; et al. | 2019-04-18 |
| Toner App 20190107793 - Tamura; Junichi ; et al. | 2019-04-11 |
| Toner and method of producing toner Grant 10,234,779 - Ida , et al. | 2019-03-19 |
| Toner Grant 10,228,629 - Tamura , et al. | 2019-03-12 |
| Method for producing toner Grant 10,216,106 - Miyakai , et al. Feb | 2019-02-26 |
| Toner App 20190049869 - Kamae; Kentaro ; et al. | 2019-02-14 |
| Toner and method for producing toner Grant 10,203,619 - Yamashita , et al. Feb | 2019-02-12 |
| Toner and method for producing toner Grant 10,088,765 - Miyakai , et al. October 2, 2 | 2018-10-02 |
| Toner and method for producing toner Grant 10,078,281 - Ida , et al. September 18, 2 | 2018-09-18 |
| Toner App 20180203370 - Tamura; Junichi ; et al. | 2018-07-19 |
| Toner and method of producing toner Grant 10,012,920 - Shibata , et al. July 3, 2 | 2018-07-03 |
| Method For Producing Toner App 20180143547 - Miyakai; Tomoyo ; et al. | 2018-05-24 |
| Toner Grant 9,958,800 - Chimoto , et al. May 1, 2 | 2018-05-01 |
| Toner And Method For Producing Toner App 20180107128 - Miyakai; Tomoyo ; et al. | 2018-04-19 |
| Toner And Method Of Producing Toner App 20180088478 - Ida; Hayato ; et al. | 2018-03-29 |
| Toner And Method For Producing Toner App 20180067411 - Ida; Hayato ; et al. | 2018-03-08 |
| Toner And Method For Producing Toner App 20180067410 - Yamashita; Daisuke ; et al. | 2018-03-08 |
| Toner Grant 9,897,934 - Tamura , et al. February 20, 2 | 2018-02-20 |
| Toner App 20170363982 - Tamura; Junichi ; et al. | 2017-12-21 |
| Toner And Method Of Producing Toner App 20170329245 - Shibata; Takaho ; et al. | 2017-11-16 |
| Toner App 20170315462 - Chimoto; Yuya ; et al. | 2017-11-02 |
| Toner for use in electrophotographic systems Grant 9,658,550 - Murayama , et al. May 23, 2 | 2017-05-23 |
| Toner For Use In Electrophotographic Systems App 20160349645 - Murayama; Ryuji ; et al. | 2016-12-01 |
| Polymerizable monomer, polymeric compound, charge control agent containing the polymeric compound, and developer bearing member and toner which contain the charge control agent Grant 9,250,552 - Inoue , et al. February 2, 2 | 2016-02-02 |
| Polymerizable monomer, polymeric compound, charge control agent containing the polymeric compound, and developer bearing member and toner which contain the charge control agent Grant 9,170,514 - Murai , et al. October 27, 2 | 2015-10-27 |
| Polymerizable Monomer, Polymeric Compound, Charge Control Agent Containing The Polymeric Compound, And Developer Bearing Member And Toner Which Contain The Charge Control Agent App 20140011129 - Murai; Yasuaki ; et al. | 2014-01-09 |
| Polymerizable Monomer, Polymeric Compound, Charge Control Agent Containing The Polymeric Compound, And Developer Bearing Member And Toner Which Contain The Charge Control Agent App 20140011130 - Inoue; Kei ; et al. | 2014-01-09 |
| Organic electroluminescent display device and chemical compounds for liquid crystals Grant 7,851,074 - Kido , et al. December 14, 2 | 2010-12-14 |
| Organic Electroluminescent Display Device and Chemical Compounds for Liquid Crystals App 20090058277 - Kido; Junji ; et al. | 2009-03-05 |
| Organic electroluminescent display device and chemical compounds for liquid crystals App 20070164257 - Kido; Junji ; et al. | 2007-07-19 |
| Organic electroluminescent display device and chemical compounds for liquid crystals Grant 7,195,826 - Kido , et al. March 27, 2 | 2007-03-27 |
| Organic electroluminescent display panel and method of manufacturing the same Grant 7,187,120 - Ohshita , et al. March 6, 2 | 2007-03-06 |
| Self-emission panel App 20060290616 - Murayama; Ryuji ; et al. | 2006-12-28 |
| Process for the preparation of amylase inhibitor Grant 6,858,234 - Murayama , et al. February 22, 2 | 2005-02-22 |
| Organic electroluminescent display panel and method of manufacturing the same App 20040245922 - Ohshita, Isamu ; et al. | 2004-12-09 |
| Organic electroluminescent display panel and method of manufacturing the same Grant 6,811,808 - Ohshita , et al. November 2, 2 | 2004-11-02 |
| Organic electroluminescent display device and chemical compounds for liquid crystals App 20040043252 - Kido, Junji ; et al. | 2004-03-04 |
| Process for the preparation of amylase inhibitor App 20030186409 - Murayama, Ryuji ; et al. | 2003-10-02 |
| Organic electroluminescent display panel and method of manufacturing the same App 20030185970 - Ohshita, Isamu ; et al. | 2003-10-02 |
| Organic electroluminescent material and device made therefrom App 20020146590 - Matsuo, Shinji ; et al. | 2002-10-10 |
| Organic electroluminescent display device and chemical compounds for liquid crystals App 20010048982 - Kido, Junji ; et al. | 2001-12-06 |
| Organic electroluminescent display panel and method of manufacturing the same App 20010019245 - Ohshita, Isamu ; et al. | 2001-09-06 |
| Organic electroluminescent display with protective film and trapezoidal walls Grant 6,137,220 - Nagayama , et al. October 24, 2 | 2000-10-24 |
| Organic electroluminescence device Grant 5,346,772 - Akiyama , et al. September 13, 1 | 1994-09-13 |
| Processes for the preparation of amylase inhibitor Grant 5,332,803 - Miyazaki , et al. July 26, 1 | 1994-07-26 |
| Organic electroluminescent device Grant 5,276,381 - Wakimoto , et al. January 4, 1 | 1994-01-04 |
| Electroluminescent device Grant 5,227,252 - Murayama , et al. July 13, 1 | 1993-07-13 |
| Electroluminescent element Grant 5,104,740 - Shinkai , et al. April 14, 1 | 1992-04-14 |
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