Inventor
KOIKE TAKAHISA
JP28 patents
⚠️ This page may combine multiple inventors who share the name “KOIKE TAKAHISA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
9 patentsUS4595948AJun 17, 1986
Multicolor ink jet recording apparatus having means for preventing blurring of ink
RICOH KK84 citations95
US7177552B2Feb 13, 2007
Image forming apparatus, imaging process unit, and method for recording information concerning imaging process unit
RICOH KK23 citations92
US4642653AFeb 10, 1987
Multi-tone recording method for ink jet printer
RICOH KK32 citations92
US4622561ANov 11, 1986
Image forming method for dot matrix printer
RICOH KK34 citations92
US4604631AAug 5, 1986
Control system and method for charge control ink jet printer
RICOH KK47 citations92
US4598299AJul 1, 1986
Deflection control ink jet printing apparatus
RICOH KK32 citations92
US7016617B2Mar 21, 2006
Information delivering system, information delivering method, and computer product
RICOH KK6 citations73
US4555710ANov 26, 1985
Charge-controlled ink-jet printing method and apparatus
RICOH KK4 citations62
US7167656B2Jan 23, 2007
Information delivering system, information delivering method, and computer product
RICOH KK1 citations52
KOIKE TAKAHISA
4 patentsUS8059998B2Nov 15, 2011
Image forming device adapted to control speed difference between first rotary member and second rotary member
KOIKE TAKAHISA4 citations60
US11171582B2Nov 9, 2021
Drive device for correcting angular deviation between shafts
KOIKE TAKAHISA0 citations50
US10298156B2May 21, 2019
Driving device, drive system, image forming apparatus, conveyance device, and driving method
KOIKE TAKAHISA0 citations50
US10715062B2Jul 14, 2020
Driving apparatus, driving system, robot, image forming apparatus, and conveying apparatus
KOIKE TAKAHISA0 citations39
RICOH CO LTD
3 patentsUS7911168B2Mar 22, 2011
Method and device for controlling motor, and image forming apparatus
RICOH CO LTD18 citations84
US8364064B2Jan 29, 2013
Intermediate transfer device, image forming apparatus and secondary transfer method
RICOH CO LTD3 citations61
US8000622B2Aug 16, 2011
Moving body controlling device, intermediate transferring device, and image forming apparatus having the same
RICOH CO LTD3 citations61
ISHIZAKI YUUSUKE
3 patentsUS8474816B2Jul 2, 2013
Sheet conveying device, image forming apparatus, sheet conveying motor control system, and storage medium
ISHIZAKI YUUSUKE8 citations82
US8326549B2Dec 4, 2012
Control device, image forming device, wear detecting method, program, and storage device
ISHIZAKI YUUSUKE7 citations82
US8561985B2Oct 22, 2013
Conveying device, image forming apparatus, and program
ISHIZAKI YUUSUKE3 citations60
ASANO YOSHIHIRO
2 patentsUS9376287B2Jun 28, 2016
Sheet conveying device, image forming apparatus, sheet thickness detection system
ASANO YOSHIHIRO1 citations50
US8989608B2Mar 24, 2015
Rotating mechanism driving apparatus, image forming apparatus, non-transitory readable medium in which computer program for executing method for driving the rotating mechanism is recorded, rotating mechanism driving system and image forming system
ASANO YOSHIHIRO1 citations49
ASHIKAWA MASAHIRO
2 patentsUS8660473B2Feb 25, 2014
Intermediate transfer device, image forming apparatus and secondary transfer method
ASHIKAWA MASAHIRO1 citations50
US8639174B2Jan 28, 2014
To-be-transferred object length measurement device and image forming apparatus and computer-readable storage medium
ASHIKAWA MASAHIRO0 citations38