Fujita; Ryoichi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Fujita; Ryoichi.The latest application filed is for "toner and method for manufacturing toner".
- Fujita; Ryoichi - Chofu N/A JP
- Fujita; Ryoichi - Chofu-shi JP
- Fujita; Ryoichi - Tokyo JP
- Fujita; Ryoichi - Odawara JP
- Fujita; Ryoichi - Kawasaki JP
| Patent | Date |
|---|---|
| Toner and method for manufacturing toner Grant 8,524,434 - Tominaga , et al. September 3, 2 | 2013-09-03 |
| Cyan toner Grant 8,460,845 - Kaya , et al. June 11, 2 | 2013-06-11 |
| Toner And Method For Manufacturing Toner App 20110305984 - Tominaga; Tsuneyoshi ; et al. | 2011-12-15 |
| Black toner Grant 7,943,281 - Kaya , et al. May 17, 2 | 2011-05-17 |
| Color Toner App 20100273102 - Tamura; Shigeto ; et al. | 2010-10-28 |
| Toner Grant 7,794,909 - Kaya , et al. September 14, 2 | 2010-09-14 |
| Toner Grant 7,794,908 - Kaya , et al. September 14, 2 | 2010-09-14 |
| Color toner Grant 7,776,501 - Tamura , et al. August 17, 2 | 2010-08-17 |
| Toner App 20090263738 - Kaya; Takaaki ; et al. | 2009-10-22 |
| Toner App 20090170021 - Kaya; Takaaki ; et al. | 2009-07-02 |
| Color Toner App 20090035685 - Tamura; Shigeto ; et al. | 2009-02-05 |
| Black Toner App 20090011353 - Kaya; Takaaki ; et al. | 2009-01-08 |
| Magnetic carrier and two-component developer Grant 7,244,539 - Baba , et al. July 17, 2 | 2007-07-17 |
| Toner and two-component developer Grant 7,144,668 - Baba , et al. December 5, 2 | 2006-12-05 |
| Process for producing toner particles Grant 6,953,648 - Tsujino , et al. October 11, 2 | 2005-10-11 |
| Magnetic carrier and two-component developer App 20040253529 - Baba, Yoshinobu ; et al. | 2004-12-16 |
| Toner and two-component developer App 20040175643 - Baba, Yoshinobu ; et al. | 2004-09-09 |
| Process for producing toner particles App 20030232269 - Tsujino, Takeshi ; et al. | 2003-12-18 |
| Two-component type developer and image forming method Grant 6,312,862 - Okado , et al. November 6, 2 | 2001-11-06 |
| Yellow toner, process for producing the tower and image forming method using the toner Grant 6,187,495 - Chiba , et al. February 13, 2 | 2001-02-13 |
| Image forming method and image forming apparatus using specific developer composition Grant 6,137,977 - Okado , et al. October 24, 2 | 2000-10-24 |
| Toner, two-component developer and image forming method Grant 6,077,635 - Okado , et al. June 20, 2 | 2000-06-20 |
| Image forming method Grant 5,994,019 - Okado , et al. November 30, 1 | 1999-11-30 |
| Magenta toner, process for producing same and color image forming method using same Grant 5,912,099 - Kanbayashi , et al. June 15, 1 | 1999-06-15 |
| Toner for developing electrostatic image and fixing method Grant 5,851,714 - Taya , et al. December 22, 1 | 1998-12-22 |
| Image forming and transferring method using a peeling layer Grant 5,842,097 - Kanbayashi , et al. November 24, 1 | 1998-11-24 |
| Toner for developing electrostatic images containing aromatic hydroxycarboxylic acid and metal compound of the aromatic hydroxycarboxylic acid Grant 5,747,209 - Takiguchi , et al. May 5, 1 | 1998-05-05 |
| Toner for developing electrostatic images and charge-controlling agent Grant 5,700,617 - Takiguchi , et al. December 23, 1 | 1997-12-23 |
| Carrier for electrophotography, two-component type developer, and image forming method Grant 5,670,288 - Okado , et al. September 23, 1 | 1997-09-23 |
| Toner for developing electrostatic image comprising titanium oxide particles Grant 5,637,432 - Okado , et al. June 10, 1 | 1997-06-10 |
| Toner for developing electrostatic image Grant 5,604,071 - Okado , et al. February 18, 1 | 1997-02-18 |
| Carrier for electrophotography, two-component type developer, and image forming method Grant 5,512,402 - Okado , et al. April 30, 1 | 1996-04-30 |
| Developer for developing electrostatic image, image forming method, toner imager fixing method and image forming apparatus Grant 5,418,102 - Kotaki , et al. May 23, 1 | 1995-05-23 |
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