Inventor

Soh Hirota

Inventor

Toyokawa, JP

Overview

2001–2021

Patent span

Physics

Primary field (CPC G)

Patents· 18 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G03Gprimary

G03GElectrography55%

H04NPictorial communication, e.g. television27%

G01NInvestigating or analysing materials by determining their chemical or physical properties5%

G06KGraphical data reading5%

G06TImage data processing or generation, in general5%

G06VImage or video recognition or understanding5%

PatentTitleYear

11,036,171Image forming device, developer stirring method and non-transitory recording medium2021 10,782,640Image forming device and toner patch forming method2020 10,613,452Image forming apparatus and program2020 9,008,524'Image forming device having a toner supply control portion'2015 8,412,063'Image forming apparatus that performs image stabilization control'2013 8,260,160'Color image forming apparatus'2012 8,112,007'Image forming apparatus, tone correction method using tone patches and alignment markers, and computer-readable recording medium recorded with a tone correction program using tone patches and alignment markers'2012 8,098,406'Image forming apparatus capable of suppressing color variation due to misregistration of colors, image forming method, and computer-readable medium'2012 8,090,281'Image forming apparatus and tone correction method'2012 7,983,507'Image fo ming device and image forming method'2011 7,676,163'Image forming apparatus and image forming method'2010 7,522,864'Image forming apparatus and image forming method'2009 7,248,805'Image forming apparatus and developing unit'2007 7,212,752'Image forming apparatus and a developing apparatus having a unit for determining a mixture ratio of two types of magnetic toner based on magnetic permeability and amount'2007 6,560,351'Image reading apparatus capable of detecting glossiness of image surface'2003 6,501,566'Image processing apparatus carrying out multi-value error diffusion process'2002 6,433,896'Image processing apparatus'2002 6,292,268'Image processor and image processing method handling multilevel image data'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2003Patents assigned to MINOLTA CO LTD (4)· patent assignee history

2001–2021Based in Toyokawa, JP· patent location history

2007–2012Patents assigned to KONICA MINOLTA BUSINESS TECH (9)· patent assignee history

2007–2011Based in Aichi, JP· patent location history

2009–2012Based in Nishikamo-gun, JP· patent location history

2012–2013Patents assigned to HIROTA SOH (5)· patent assignee history

2012–2013Patents assigned to HARASHIMA TAKASHI (4)· patent assignee history

2015–2021Patents assigned to KONICA MINOLTA INC (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KONICA MINOLTA BUSINESS TECH	9	2007–2012
HIROTA SOHself	5	2012–2013
HARASHIMA TAKASHI	4	2012–2013
KONICA MINOLTA INC	4	2015–2021
MINOLTA CO LTD	4	2001–2003

Locations

Location	Patents	Span
Toyokawa, JP	10	2001–2021
Nishikamo-gun, JP	5	2009–2012
Aichi, JP	3	2007–2011