TH

Toshiyuki HORIKAWA

Ricoh Company: 4 patents #178 of 1,810Top 10%
Overall (2017): #36,147 of 506,227Top 8%
4
Patents 2017

Issued Patents 2017

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9819838 Automatic document feeding device and image forming apparatus incorporating same Koji Hatayama, Takayuki Andoh, Tatsuaki Nagano, Kaoru Tada, Munekazu HIRATA +4 more 2017-11-14
9800748 Automatic document feeder, image reading device incorporating the automatic document feeder, and image forming apparatus incorporating the image reading device Yasunobu Youda, Yohei Osanai, Tatsuaki Nagano, Satoshi Narai, Takuji Kawai +10 more 2017-10-24
9609159 Sheet conveyance device Koji Hatayama, Yasunobu Youda, Yohei Osanai, Tatsuaki Nagano, Kazushige Kawamura 2017-03-28
9571690 Image scanner and image forming apparatus incorporating the image scanner Yohei Osanai, Yasunobu Youda, Tatsuaki Nagano, Takayuki Andoh, Kaoru Tada +4 more 2017-02-14