loadpatents
Patent applications and USPTO patent grants for Tokunaga; Yuzo.The latest application filed is for "magnetic carrier and two-component developer".
Patent | Date |
---|---|
Magnetic Carrier And Two-component Developer App 20220269189 - Nishimura; Yuu ;   et al. | 2022-08-25 |
Magnetic Carrier, Two-component Developer, And Developer For Replenishment App 20220236659 - Yoshida; Nobuhiro ;   et al. | 2022-07-28 |
Liquid developer and image-forming method Grant 11,281,120 - Tokunaga , et al. March 22, 2 | 2022-03-22 |
Liquid developer Grant 11,188,005 - Miyakai , et al. November 30, 2 | 2021-11-30 |
Liquid developer and method of producing liquid developer Grant 11,181,848 - Ochi , et al. November 23, 2 | 2021-11-23 |
Liquid Developer App 20210096477 - Miyakai; Tomoyo ;   et al. | 2021-04-01 |
Liquid Developer App 20210080848 - Tsuchida; Naohiko ;   et al. | 2021-03-18 |
Liquid Developer App 20210063906 - Tokunaga; Yuzo ;   et al. | 2021-03-04 |
Liquid Developer And Image-forming Apparatus App 20210033995 - Tokunaga; Yuzo ;   et al. | 2021-02-04 |
Liquid Developer App 20200409285 - Tokunaga; Yuzo ;   et al. | 2020-12-31 |
Liquid Developer App 20200409284 - Matsubara; Akifumi ;   et al. | 2020-12-31 |
Liquid Developer And Image-forming Method App 20200379366 - Tokunaga; Yuzo ;   et al. | 2020-12-03 |
Liquid Developer And Method Of Producing Liquid Developer App 20200272068 - Ochi; Kouichirou ;   et al. | 2020-08-27 |
Liquid Developer And Method For Producing Liquid Developer App 20190107794 - Tokunaga; Yuzo ;   et al. | 2019-04-11 |
Liquid developer and manufacturing method of liquid developer Grant 10,162,281 - Tsuchida , et al. Dec | 2018-12-25 |
Curable Liquid Developer And Method For Producing Curable Liquid Developer App 20180348658 - Tsuchida; Naohiko ;   et al. | 2018-12-06 |
Curable Liquid Developer And Method For Manufacturing Curable Liquid Developer App 20180329333 - Tokunaga; Yuzo ;   et al. | 2018-11-15 |
Curable Liquid Developer App 20180321607 - Matsubara; Akifumi ;   et al. | 2018-11-08 |
Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and condensed polycyclic aromatic compound Grant 9,946,175 - Nakata , et al. April 17, 2 | 2018-04-17 |
Liquid Developer App 20180046102 - Tsuchida; Naohiko ;   et al. | 2018-02-15 |
Liquid Developer And Manufacturing Method Of Liquid Developer App 20170371260 - Tsuchida; Naohiko ;   et al. | 2017-12-28 |
Electrophotographic Photosensitive Member, Process Cartridge, Electrophotographic Apparatus, And Condensed Polycyclic Aromatic Compound App 20170108789 - Nakata; Koichi ;   et al. | 2017-04-20 |
Method of manufacturing organic light emitting device and vapor deposition system Grant 8,398,774 - Otsuka , et al. March 19, 2 | 2013-03-19 |
Method Of Manufacturing Organic Light Emitting Device App 20120083062 - OTSUKA; Manabu ;   et al. | 2012-04-05 |
Method Of Producing Organic Light Emitting Apparatus App 20080268136 - Tokunaga; Yuzo ;   et al. | 2008-10-30 |
Method Of Manufacturing Organic Light Emitting Device And Vapor Deposition System App 20070134405 - OTSUKA; MANABU ;   et al. | 2007-06-14 |
Toner, and process for producing toner Grant 6,566,028 - Tazawa , et al. May 20, 2 | 2003-05-20 |
Toner, and process for producing toner App 20020197551 - Tazawa, Yayoi ;   et al. | 2002-12-26 |
Toner, and process for producing toner Grant 6,358,658 - Tazawa , et al. March 19, 2 | 2002-03-19 |
Magnetic coated carrier two-component type developer and developing method Grant 6,165,663 - Baba , et al. December 26, 2 | 2000-12-26 |
Process for producing toner particles Grant 6,106,990 - Tazawa , et al. August 22, 2 | 2000-08-22 |
Magnetic brush developing method Grant 6,083,655 - Itabashi , et al. July 4, 2 | 2000-07-04 |
Two-component type developer, developing method and image forming method Grant 6,010,811 - Baba , et al. January 4, 2 | 2000-01-04 |
Magnetic coated carrier, two-component type developer and developing method Grant 5,766,814 - Baba , et al. June 16, 1 | 1998-06-16 |
Two-component type developer, developing method and image forming method Grant 5,712,069 - Baba , et al. January 27, 1 | 1998-01-27 |
Carrier for electrophotography, process for its production, two-component type developer, and image forming method Grant 5,573,880 - Mayama , et al. November 12, 1 | 1996-11-12 |
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