Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11392054 | Optical scanning apparatus having plural phase control units for a respective plurality of rotating polygonal mirrors and image forming apparatus therewith | Masaki Inagaki | 2022-07-19 |
| 10287251 | Pyrazole derivative or pharmaceutically acceptable salt thereof | Fumiya Tanada, Yousuke Mutai, Nobuhiko Fushimi, Junichi Kobayashi, Yoshiro Kijima | 2019-05-14 |
| 9465312 | Image forming apparatus and method for adjustment of light amount during weak light emission | Masamichi Iida, Kiyoto Toyoizumi | 2016-10-11 |
| 9458092 | α-Substituted glycinamide derivative | Naohiro Kawamura, Junichi Kobayashi | 2016-10-04 |
| 9131615 | Printed circuit board | — | 2015-09-08 |
| 8681509 | Printed circuit board | — | 2014-03-25 |
| 7088381 | Image forming apparatus and method of controlling the image forming apparatus | — | 2006-08-08 |
| 6501493 | Image forming apparatus and method with variable phase masking period for beam detect signal | Akihiro Fujimoto | 2002-12-31 |
| 6493019 | Image forming apparatus | — | 2002-12-10 |
| 5047800 | Image recording apparatus | Fumio Fukumoto, Osami Kato, Tsutomu Tsukamoto | 1991-09-10 |
| 4952052 | Microfilm reader for microfiche films | Nobuo Ueda | 1990-08-28 |
| 4875768 | Microfiche reading apparatus | Nobuo Ueda | 1989-10-24 |