Inventor
TSUKAHARA HAJIME
JP21 patents
⚠️ This page may combine multiple inventors who share the name “TSUKAHARA HAJIME”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TSUKAHARA HAJIME
8 patentsUS11115561B2Sep 7, 2021
Inclination detecting device, reading device, image processing apparatus, and method of detecting inclination
TSUKAHARA HAJIME2 citations71
US8767268B2Jul 1, 2014
Image reading apparatus, image forming apparatus, and shading correction method
TSUKAHARA HAJIME5 citations69
US8514452B2Aug 20, 2013
Image scanning apparatus and image forming apparatus
TSUKAHARA HAJIME3 citations61
US8395821B2Mar 12, 2013
Image reading apparatus
TSUKAHARA HAJIME2 citations61
US8395830B2Mar 12, 2013
Image reading signal processing IC, image reading apparatus, and image forming apparatus
TSUKAHARA HAJIME2 citations61
US8335023B2Dec 18, 2012
Image reading apparatus and image forming apparatus
TSUKAHARA HAJIME4 citations61
US8279502B2Oct 2, 2012
Image reading apparatus and image forming apparatus
TSUKAHARA HAJIME2 citations61
US12066854B2Aug 20, 2024
Data processing device, image reading apparatus, image forming apparatus, and method for processing data
TSUKAHARA HAJIME0 citations49
RICOH CO LTD
3 patentsUS7948661B2May 24, 2011
Image reading apparatus and image forming apparatus including the image reading apparatus
RICOH CO LTD8 citations83
US7889404B2Feb 15, 2011
Image reading device, image forming apparatus, and reading-unit install method
RICOH CO LTD0 citations40
US8345319B2Jan 1, 2013
Image reading apparatus
RICOH CO LTD0 citations30