Issued Patents All Time
Showing 25 most recent of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11152532 | Method of manufacturing driven element chip, driven element chip, exposing device, and image forming apparatus | Shinya JUMONJI, Minoru Fujita | 2021-10-19 |
| 9826588 | Light-emission drive circuit and image forming apparatus | — | 2017-11-21 |
| 9090094 | Driving circuit and apparatus, and image forming apparatus | — | 2015-07-28 |
| 9048841 | Driver circuit, driver apparatus, and image forming apparatus | — | 2015-06-02 |
| 8884555 | Light-emitting element array, driving device, and image forming apparatus | — | 2014-11-11 |
| 8866866 | Drive circuit, light print head, and image forming apparatus | — | 2014-10-21 |
| 8848012 | Drive device, print head and image forming apparatus | — | 2014-09-30 |
| 8836743 | Drive device, print head and image forming apparatus | — | 2014-09-16 |
| 8835974 | Driving device, print head and image forming device | — | 2014-09-16 |
| 8742824 | Driver circuit for driving a row of switch elements such as light emitting thyristors, drive apparatus incorporating the driver circuit, and image forming apparatus | — | 2014-06-03 |
| 8723903 | Drive device, LED array, LED head, and image forming apparatus provided therewith | — | 2014-05-13 |
| 8704862 | Semiconductor composite device, method of manufacturing the same, optical print head and image forming apparatus | — | 2014-04-22 |
| 8698864 | Driver apparatus, print head and image forming apparatus | — | 2014-04-15 |
| 8614728 | Driver device, print head, and image formation apparatus | — | 2013-12-24 |
| 8587628 | Driver apparatus, print head, and image forming apparatus | — | 2013-11-19 |
| 8581946 | Driving device, optical print head and image forming device | — | 2013-11-12 |
| 8542262 | Light emitting element array, drive circuit, optical print head, and image forming apparatus | — | 2013-09-24 |
| 8525861 | Drive circuit, light print head, and image forming apparatus | — | 2013-09-03 |
| 8471884 | Driving device, print head and image forming device | — | 2013-06-25 |
| 8451306 | Reference voltage generation circuit, drive device, print head, and image forming apparatus | — | 2013-05-28 |
| 8441289 | Driving circuit, driving device and image forming device | — | 2013-05-14 |
| 8421427 | Reference voltage generation circuit, drive circuit, light emitting diode head, and image forming apparatus | — | 2013-04-16 |
| 8400137 | Reference voltage generation circuit, drive circuit, light emitting diode head, and image forming apparatus | — | 2013-03-19 |
| 8390657 | Driver circuit, optical print head, and image forming apparatus | — | 2013-03-05 |
| 8284219 | Drive circuit, optical print head, and image forming apparatus | — | 2012-10-09 |