TM

Tatsuya Miyadera

Ricoh Company: 72 patents #81 of 9,818Top 1%
Overall (All Time): #27,943 of 4,157,543Top 1%
72
Patents All Time

Issued Patents All Time

Showing 51–72 of 72 patents

Patent #TitleCo-InventorsDate
8587626 Light source control circuit, image forming apparatus, and light source control method Kunihiro Komai, Izumi Kinoshita 2013-11-19
8576267 Optical writing device, image forming apparatus, optical writing method, and computer-readable recording medium Motohiro Kawanabe, Masayuki Hayashi, Kunihiro Komai, Yasuo Yamaguchi, Yoshinori Shirasaki +4 more 2013-11-05
8547409 Light emission control device, light emission control method, and image forming apparatus Takuhei Yokoyama, Izumi Kinoshita, Kunihiro Komai, Yoshinori Shirasaki, Takeshi Shikama +1 more 2013-10-01
8543020 Image forming apparatus and method of correcting image misalignment Tomohiro Ohshima 2013-09-24
8487973 Light source control circuit, image forming apparatus, and method of controlling the light source control circuit Izumi Kinoshita, Kunihiro Komai 2013-07-16
8488201 Image forming apparatus, correction control method and computer readable information recording medium Yoshinori Shirasaki, Tomohiro Ohshima 2013-07-16
8482588 Optical writing device, image forming apparatus, and method and program product for controlling optical writing device Kunihiro Komai, Izumi Kinoshita, Yoshinori Shirasaki, Takeshi Shikama, Takuhei Yokoyama +1 more 2013-07-09
8471881 Image forming apparatus and image forming method using the apparatus Kunihiro Komai 2013-06-25
8411124 Optical writing device, image forming apparatus, and method and program product for controlling optical writing device Izumi Kinoshita, Kunihiro Komai, Yoshinori Shirasaki, Takuhei Yokoyama, Takeshi Shikama +1 more 2013-04-02
8395648 Optical writer, image forming apparatus, and method of controlling optical writer Masayuki Hayashi, Yoshinori Shirasaki 2013-03-12
8369725 Image forming apparatus and method of correcting image concentration Tomohiro Ohshima, Yoshinori Shirasaki 2013-02-05
8294744 Optical writing device, image forming apparatus, method of controlling optical writing device, and computer program product Izumi Kinoshita, Kunihiro Komai, Yoshinori Shirasaki, Takuhei Yokoyama 2012-10-23
8194266 Positional error detection method and apparatus, and computer-readable storage medium Kenji Asuwa, Izumi Kinoshita, Hiroaki Ikeda, Tatsuya Ozaki, Yasuo Matsuyama +1 more 2012-06-05
8189027 Exposure unit, image forming apparatus and image forming method Yoshiyuki Shimizu, Hideyuki Masumoto, Takafumi Miyazaki, Kozo Yamazaki 2012-05-29
8170455 Device and method for correcting misregistration, and image forming apparatus 2012-05-01
8035667 Image forming method, image forming apparatus and toner image pattern 2011-10-11
8026937 Image forming method, image forming apparatus and toner image pattern 2011-09-27
8004546 Deviation amount detecting device, deviation amount detecting method, and computer-readable recording medium 2011-08-23
7986907 Positional misalignment correcting device and image forming apparatus 2011-07-26
7805100 Misregistration amount detector, misregistration amount detecting method, and storage medium 2010-09-28
7791628 Deviation amount detecting device, deviation amount detecting method, and computer-readable recording medium 2010-09-07
7715769 Displacement correction device, displacement correction method, and image forming device 2010-05-11