YO

Yohei Osanai

Ricoh Company: 25 patents #815 of 9,818Top 9%
Overall (All Time): #162,188 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
11235591 Image forming apparatus and image forming apparatus body Masatoshi Ishida, Kunihiko Nishioka, Satoshi Narai, Tomoya FUJII, Takayuki Andoh +2 more 2022-02-01
11124003 Handheld mobile printing device Masashi Ota, Munekazu HIRATA, Kunihiko Nishioka, Tomoya FUJII, Satoshi Narai +2 more 2021-09-21
11016406 Image forming apparatus Masashi Ota, Masatoshi Ishida, Satoshi Narai, Takayuki Andoh, Tomoya FUJII +2 more 2021-05-25
10882333 Image forming apparatus and image forming apparatus body Takayuki Andoh, Masatoshi Ishida, Satoshi Narai, Tomoya FUJII, Kunihiko Nishioka +2 more 2021-01-05
10855873 Image forming apparatus Tomoya FUJII, Takayuki Andoh, Masatoshi Ishida, Satoshi Narai, Kunihiko Nishioka +1 more 2020-12-01
10530947 Image reading device and image forming apparatus Takuji Kawai, Yoshiaki Nagao 2020-01-07
10412246 Image reading unit Takuji Kawai, Yasunobu Youda, Tatsuaki Nagano, Satoshi Narai, Toshiyuki HORIKAWA +9 more 2019-09-10
10341516 Rotation drive device, image reading device, and image forming apparatus Daisuke Imaki, Genta Hagiwara, Masatoshi Ishida, Tatsuaki Nagano, Satoshi Narai +4 more 2019-07-02
10200564 Image reading device, method and non-transitory computer-readable medium for detecting moving image reader positions to correct skew Yuki FUJII, Yasunobu Youda, Tatsuaki Nagano, Satoshi Narai, Toshiyuki HORIKAWA +9 more 2019-02-05
10131512 Document feeder and image forming apparatus incorporating the document feeder Kaoru Tada, Takayuki Andoh, Tatsuaki Nagano, 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 Tatsuaki Nagano, Yasunobu Youda, Satoshi Narai, Toshiyuki HORIKAWA, Masatoshi Ishida +1 more 2018-10-23
10044898 Image reading device and image forming apparatus incorporating the image reading device Yasunobu Youda, Masatoshi Ishida, Tatsuaki Nagano, Daisuke Imaki, Satoshi Narai +2 more 2018-08-07
10027831 Image reading unit Takuji Kawai, Yasunobu Youda, Tatsuaki Nagano, Satoshi Narai, Toshiyuki HORIKAWA +9 more 2018-07-17
9988223 Automatic document feeding device Munekazu HIRATA, Takayuki Andoh, Koji Hatayama, Kaoru Tada, Tatsuaki Nagano +4 more 2018-06-05
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 Toshiyuki HORIKAWA, Yasunobu Youda, Tatsuaki Nagano, Satoshi Narai, Takuji Kawai +10 more 2017-10-24
9686422 Image scanner having a reader and image forming apparatus incorporating same Satoshi Narai, Yasunobu Youda, Taku Kudoh, Takayuki Andoh, Koji Hatayama 2017-06-20
9609159 Sheet conveyance device Koji Hatayama, Yasunobu Youda, Tatsuaki Nagano, Kazushige Kawamura, Toshiyuki HORIKAWA 2017-03-28
9571690 Image scanner and image forming apparatus incorporating the image scanner Yasunobu Youda, Tatsuaki Nagano, Takayuki Andoh, Kaoru Tada, Munekazu HIRATA +4 more 2017-02-14
8994963 Sheet conveyance unit, image reading device, and image forming apparatus Yasunobu Youda, Taku Kudoh, Takayuki Andoh, Koji Hatayama 2015-03-31
8947751 Image reading device and image forming apparatus Hiroshi Kusumoto, Tatsuaki Nagano, Satoshi Narai, Masafumi Kishi, Toshiyuki HORIKAWA 2015-02-03
8861048 Image scanner and image forming apparatus incorporating same Satoshi Narai, Yasunobu Youda, Taku Kudoh, Takayuki Andoh, Koji Hatayama 2014-10-14
8800990 Automatic document feeder and image forming apparatus including the same Koji Hatayama, Yasunobu Youda, Taku Kudoh, Takayuki Andoh, Satoshi Narai +1 more 2014-08-12
8382095 Sheet feeding unit, image reading device including same, and image forming apparatus including the image reading device with independent cover and restriction member Kohji Hatayama, Takayuki Andoh 2013-02-26
8322710 Automatic document feeder with sheet detector Takayuki Andoh, Kohji Hatayama, Satoshi Narai, Taku Kudoh 2012-12-04