Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12097997 | Container and content containing body, and method for producing container and container producing apparatus | Keiichi Serizawa, Kazuhiro Fujita, Masako Yoshii, Makoto Hino | 2024-09-24 |
| 10591602 | Object detector and sensor | Tadashi Nakamura, Kohji Sakai | 2020-03-17 |
| 10302767 | Object detector and sensor | Tadashi Nakamura, Kohji Sakai | 2019-05-28 |
| 10209133 | Wavelength estimation device, light-source device, image display apparatus, object apparatus, wavelength estimation method, and light-source control method | Kohji Sakai | 2019-02-19 |
| 9889679 | Application device and image forming system | Akitomo Kuwabara, Yutaka Nagasawa, Yuuji Ohmura, Hirotaka Kobayashi, Hirofumi Ohkushi | 2018-02-13 |
| 9817123 | Object detector and sensor | Tadashi Nakamura, Kohji Sakai | 2017-11-14 |
| 9616682 | Process liquid coating apparatus and image forming system | Yutaka Nagasawa, Akitomo Kuwabara, Yuuji Ohmura, Hirofumi Ohkushi, Hirotaka Kobayashi +1 more | 2017-04-11 |
| 9568605 | Object detector and sensor | Tadashi Nakamura, Kohji Sakai | 2017-02-14 |
| 9193197 | Liquid droplet detecting device, inkjet recording device incorporating same, and liquid droplet detection method | Genichiro Kawamichi, Shigeru Morinaga, Hideharu Miki, Hiroshi Ando, Kahei Nakamura +2 more | 2015-11-24 |
| 8983318 | Image forming apparatus with a density sensor for detecting density fluctuations | Atsufumi Omori, Masaaki Ishida, Muneaki Iwata, Hayato Fujita | 2015-03-17 |
| 8929759 | Image forming apparatus and density change suppressing method | Muneaki Iwata, Masaaki Ishida, Atsufumi Omori, Hayato Fujita | 2015-01-06 |
| 8654168 | Optical scanning device, image forming apparatus, and optical scanning device designing method | Seizo Suzuki, Masaaki Ishida | 2014-02-18 |
| 8648892 | Image forming apparatus to detect and correct density variations in a developed image | Seizo Suzuki, Masaaki Ishida, Atsufumi Omori, Muneaki Iwata, Hayato Fujita | 2014-02-11 |
| 8237763 | Light source apparatus, and optical scanning apparatus and image forming apparatus using the same | — | 2012-08-07 |
| 7969460 | Optical scanning device and image forming apparatus | Yasuyuki Shibayama, Takeshi Mochizuki | 2011-06-28 |
| 7813021 | Light scanning apparatus and image forming apparatus including light scanning apparatus | — | 2010-10-12 |
| 6842274 | Light scanner and image formation apparatus therewith | Takeshi Mochizuki | 2005-01-11 |
| 5995130 | Laser beam scanning apparatus and method providing controllable print density | Susumu Saito, Keiji Kataoka, Shuho Yokokawa, Koji Doi, Masahiro Mizuno | 1999-11-30 |
| 5914800 | Optical scanning system | — | 1999-06-22 |
| 5818496 | Exposure device of electrophotographic apparatus with optical path position deciding device | Youji Hirose, Yasuyuki Tsuji, Shuuho Yokokawa, Kunitomo Takahashi, Isao Nakajima +7 more | 1998-10-06 |