TN

Tatsuaki Nagano

Ricoh Company: 6 patents #40 of 1,821Top 3%
Overall (2018): #16,934 of 503,207Top 4%
6
Patents 2018

Issued Patents 2018

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10131512 Document feeder and image forming apparatus incorporating the document feeder Kaoru Tada, Takayuki Andoh, Yohei Osanai, Koji Hatayama, Munekazu HIRATA +1 more 2018-11-20
10108128 Automatic document feeder, image reading device incorporating the automatic document feeder, and image forming apparatus incorporating the image reading device with the automatic document feeder Yasunobu Youda, Satoshi Narai, Yohei Osanai, Toshiyuki HORIKAWA, Masatoshi Ishida +1 more 2018-10-23
10070010 Shade correcting image reading by biasing force of a color reference body in the document width direction Koji Hatayama, Takayuki Andoh, Kaoru Tada, Munekazu HIRATA, Yasunobu Youda 2018-09-04
10044898 Image reading device and image forming apparatus incorporating the image reading device Yohei Osanai, Yasunobu Youda, Masatoshi Ishida, Daisuke Imaki, Satoshi Narai +2 more 2018-08-07
10027831 Image reading unit Takuji Kawai, Yasunobu Youda, Yohei Osanai, Satoshi Narai, Toshiyuki HORIKAWA +9 more 2018-07-17
9988223 Automatic document feeding device Munekazu HIRATA, Takayuki Andoh, Koji Hatayama, Kaoru Tada, Yasunobu Youda +4 more 2018-06-05