P

Inventor

NAKAHATA HIROSHI

US38 patents
⚠️ This page may combine multiple inventors who share the name “NAKAHATA HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

23 patents
US8917305B2Dec 23, 2014

Light scanning apparatus and image forming apparatus including light scanning apparatus

CANON KK31 citations92
US7298390B2Nov 20, 2007

Optical scanning device for scanning a laser beam on an image bearing member

CANON KK19 citations92
US7072087B2Jul 4, 2006

Optical scanning apparatus

CANON KK38 citations92
US8922847B2Dec 30, 2014

Image forming apparatus including multi-beam optical scanning apparatus

CANON KK13 citations84
US8810622B2Aug 19, 2014

Light scanning apparatus having optical box on which a beam splitter is disposed, and image forming apparatus including the same

CANON KK19 citations84
US7830576B2Nov 9, 2010

Scanning optical apparatus and method, and image forming apparatus

CANON KK14 citations84
US7728861B2Jun 1, 2010

Optical device

CANON KK14 citations84
US7629992B2Dec 8, 2009

Multibeam image forming apparatus

CANON KK18 citations84
US6801239B2Oct 5, 2004

Image forming apparatus

CANON KK17 citations84
US10473922B2Nov 12, 2019

Casing of optical scanning apparatus and optical scanning apparatus

CANON KK4 citations73
US9618872B2Apr 11, 2017

Optical scanning apparatus

CANON KK2 citations73
US8736651B2May 27, 2014

Optical scanning apparatus and color image forming apparatus therewith

CANON KK2 citations63
US8031220B2Oct 4, 2011

Image forming apparatus

CANON KK2 citations63
US7302206B2Nov 27, 2007

Image forming apparatus

CANON KK3 citations63
US7199913B2Apr 3, 2007

Curved support for mirror in optical scanning device

CANON KK2 citations63
US7173646B2Feb 6, 2007

Color image forming apparatus

CANON KK6 citations63
US7248822B2Jul 24, 2007

Image forming apparatus

CANON KK2 citations62
US7548361B2Jun 16, 2009

Image forming apparatus

CANON KK0 citations52
US7483649B2Jan 27, 2009

Image forming apparatus including a plurality of image forming units disposed so as to be removable without damaging an intermediate transferring member

CANON KK0 citations52
US7391996B2Jun 24, 2008

Image forming apparatus configured so that an angel is formed by straight line connecting a rotation center of a rotary and a drive transmitting position, and a tangent line at a transfer position of an image bearing member

CANON KK0 citations52
US10725289B2Jul 28, 2020

Casing of optical scanning apparatus, and optical scanning apparatus

CANON KK0 citations42
US9835971B2Dec 5, 2017

Image forming apparatus to emit a plurality of light beams for an exposure of a photosensitive member

CANON KK0 citations42
US9389533B2Jul 12, 2016

Image forming apparatus capable of correcting position of image to be formed

CANON KK0 citations41

PROCTER & GAMBLE

8 patents

NAKAHATA HIROSHI

4 patents

FUJIMOTO KENJI

1 patent

DESAI FRED N

1 patent

KIKAI SEKKEI NAKAHATA KK

1 patent