- 专利标题： Position measurement reference sheet, image forming apparatus, and image position measurement method
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申请号： US15073758申请日： 2016-03-18
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公开(公告)号： US10136010B2公开(公告)日： 2018-11-20
- 发明人: Yumiko Kishi , Makoto Hino , Satoshi Mohri , Yoshiaki Morita , Noritaka Masuda , Hideyo Makino , Tomoaki Suga , Takahiro Konishi , Satoshi Nakayama
- 申请人： Yumiko Kishi , Makoto Hino , Satoshi Mohri , Yoshiaki Morita , Noritaka Masuda , Hideyo Makino , Tomoaki Suga , Takahiro Konishi , Satoshi Nakayama
- 申请人地址： JP Tokyo
- 专利权人： RICOH COMPANY, LTD.
- 当前专利权人： RICOH COMPANY, LTD.
- 当前专利权人地址： JP Tokyo
- 代理机构： Harness, Dickey & Pierce, P.L.C.
- 优先权： JP2015-057211 20150320; JP2015-149788 20150729
- 主分类号： H04N1/00
- IPC分类号： H04N1/00 ; H04N1/50 ; H04N1/387
摘要：
A position measurement reference sheet for image position measurement on a recording medium includes a body having a front face to face an image reading face of a reading device, a recording medium detection window in the body to measure a position of an end of the recording medium, and an image detection window in the body to measure a position of an image on the recording medium. The position measurement reference sheet is interposed between the image reading face and the recording medium.
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