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Patent applications and USPTO patent grants for Koyama; Takaharu.The latest application filed is for "sheet separating device and image forming apparatus".
Patent | Date |
---|---|
Sheet separating device and image forming apparatus Grant 10,745,221 - Koyama , et al. A | 2020-08-18 |
Harness connection structure and electronic device Grant 10,674,822 - Koyama | 2020-06-09 |
Sheet Separating Device And Image Forming Apparatus App 20190263608 - KOYAMA; Takaharu ;   et al. | 2019-08-29 |
Image forming apparatus Grant 9,709,947 - Koyama , et al. July 18, 2 | 2017-07-18 |
Air sending mechanism and image forming apparatus Grant 8,934,806 - Koyama January 13, 2 | 2015-01-13 |
Air Sending Mechanism And Image Forming Apparatus App 20130259511 - KOYAMA; Takaharu | 2013-10-03 |
Image forming apparatus Grant 8,346,116 - Tsuda , et al. January 1, 2 | 2013-01-01 |
Image forming apparatus App 20110121510 - Tsuda; Yu ;   et al. | 2011-05-26 |
Recording material cooling apparatus, and image forming apparatus including the same Grant 7,865,122 - Koyama , et al. January 4, 2 | 2011-01-04 |
Recording Material Cooling Apparatus, And Image Forming Apparatus Including The Same App 20090103959 - KOYAMA; Takaharu ;   et al. | 2009-04-23 |
Sheet Carrying Unit And Sheet Cooling Device Using The Same, And Image Forming Apparatus App 20090092430 - Nishikawa; Satoru ;   et al. | 2009-04-09 |
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