Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11933486 | Lighting device and image reading apparatus | Hideyo Makino, Michihito Ohashi, Yohhei Watanabe | 2024-03-19 |
| 11906356 | Spectral-characteristic acquisition apparatus and method of obtaining spectral characteristics | Toshio Koike, Nobuo Kikuchi, Dan Ozasa | 2024-02-20 |
| 11519783 | Spectral property acquisition apparatus and image forming apparatus | Yusuke Taneda, Yoichi Kubota | 2022-12-06 |
| 11134159 | Spectral characteristic acquisition device, image forming apparatus, and image forming apparatus management system | Yoichi Kubota, Yusuke Taneda | 2021-09-28 |
| 10594905 | Spectral characteristic obtaining apparatus, image forming apparatus, and image forming system | Yusuke Taneda, Yoichi Kubota | 2020-03-17 |
| 10564038 | Spectral characteristic acquiring apparatus, image forming apparatus, image forming system, image forming apparatus management system, and image forming apparatus management method | Yusuke Taneda, Yoichi Kubota | 2020-02-18 |
| 9677938 | Spectral characteristic acquisition device, image evaluation device, and image formation apparatus | Naohiro Kamijo, Yoichi Kubota | 2017-06-13 |
| 9224080 | Spectral characteristic acquisition device, image evaluation device, and image formation apparatus | Yoichi Kubota, Naohiro Kamijo | 2015-12-29 |
| 9222833 | Spectral characteristic obtaining apparatus, image evaluation apparatus and image forming apparatus | Manabu Seo, Naohiro Kamijo | 2015-12-29 |
| 9197761 | Spectral characteristic acquisition apparatus, image evaluation apparatus, and image forming apparatus | Naohiro Kamijo, Yoichi Kubota | 2015-11-24 |
| 9068893 | Spectral characteristic obtaining apparatus, image evaluation apparatus and image forming apparatus | Manabu Seo, Naohiro Kamijo | 2015-06-30 |
| 8964176 | Spectrometer, and image evaluating unit and image forming device incorporating the same | Naohiro Kamijo, Yoichi Kubota, Manabu Seo | 2015-02-24 |
| 8908176 | Apparatus and method for obtaining spectral characteristics | Yoichi Kubota, Toshihiro Shigemori, Naohiro Kamijo, Manabu Seo | 2014-12-09 |
| 8879057 | Spectral characteristic acquiring apparatus, spectral characteristic acquiring method and image evaluating apparatus | Naohiro Kamijo, Yoichi Kubota, Manabu Seo | 2014-11-04 |
| 8755046 | Spectrometer, and image evaluating unit and image forming device incorporating the same | Naohiro Kamijo, Yoichi Kubota, Manabu Seo | 2014-06-17 |
| 8593628 | Spectral characteristics estimation device, image forming apparatus having the same, and spectral characteristics estimation method | Naohiro Kamijo, Manabu Seo, Yoichi Kubota | 2013-11-26 |
| 8559005 | Spectral characteristic measuring device and image forming apparatus | Naohiro Kamijo, Manabu Seo, Yoichi Kubota | 2013-10-15 |
| 8497988 | Spectral distribution measuring device | Manabu Seo, Naohiro Kamijo | 2013-07-30 |
| 8472019 | Spectroscopic characteristics acquisition unit, image evaluation unit, and image forming apparatus | Manabu Seo, Naohiro Kamijo, Yoichi Kubota | 2013-06-25 |
| 8363217 | Spectrometric measurement apparatus, image evaluation apparatus, and image forming apparatus | Manabu Seo, Naohiro Kamijo | 2013-01-29 |
| 6810303 | INJECTION MOLD, A PRODUCTION METHOD THEREOF, A PRODUCTION SYSTEM THEREOF, A DESIGNING APPARATUS AND A DESIGNING COMPUTER PROGRAM THEREOF, AN INJECTION METHOD, A MOLDED COMPONENT, AND AN OPTICAL SYSTEM THEREWITH | Eiri Sagae, Hiroyuki Endoh, Yasuo Yamanaka, Toshiyuki Iseki, Yutaka Kaneko | 2004-10-26 |
| 6778940 | Estimation of the configuration of an optical element for an optical writing device | — | 2004-08-17 |
| 6546357 | Estimation of the configuration of an optical element for an optical writing device | — | 2003-04-08 |