Inventor

Utami Soma

Inventor

Hachioji, JP

Overview

1988–2012

Patent span

Physics

Primary field (CPC G)

Patents· 24 as inventor

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

G03Gprimary

G03GElectrography46%

H04NPictorial communication, e.g. television23%

B41JTypewriters6%

G06FElectric digital data processing6%

G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes6%

H02HEmergency protective circuit arrangements6%

A63HToys, e.g. tops, dolls, hoops or building blocks3%

H05KPrinted circuits3%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%

PatentTitleYear

8,223,386'Image forming apparatus with detecting devices for image positioning on reversed sheet'2012 8,049,931'Image forming apparatus and image forming method for setting a margin region, a density change region, and regular density region'2011 7,848,696'Image forming apparatus'2010 7,783,223'Image forming apparatus with plurality of AC power cords'2010 7,751,742'Image forming apparatus and image forming system'2010 7,634,210'Cleaning system for an image forming apparatus for margin-less printing and control method thereof'2009 7,600,187'Image forming apparatus and image forming system'2009 7,583,927'Image forming apparatus'2009 7,496,848'Image forming apparatus and image forming system'2009 6,320,674'Image forming apparatus'2001 6,167,209'Copying system having plural copying machines'2000 5,901,278'Image recording apparatus with a memory means to store image data'1999 5,901,276'Image forming apparatus having an interface to connect with other image forming apparatus'1999 5,895,142'Image forming apparatus with sorting function'1999 5,758,251'Image forming apparatus having automatic duplex device'1998 5,708,508'Image recording apparatus with one-side and two-side copying modes'1998 5,642,200'Duplex image recording apparatus with memory'1997 5,231,309'Current leakage breaking circuit for a copying apparatus'1993 5,198,859'Document information detecting device for a copying machine'1993 5,162,851'Braking system for image formation apparatus'1992 5,068,853'Fail-safe apparatus for image forming apparatus'1991 4,996,625'Power source unit for image recording apparatus'1991 4,973,799'Printed circuit board for use with an image forming apparatus'1990 4,791,453'Recording apparatus'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–2001Patents assigned to KONISHIROKU PHOTO IND (14)· patent assignee history

1988–2012Based in Hachioji, JP· patent location history

1990Based in Hino, JP· patent location history

1991Patents assigned to KONICA CORPORATIONS (1)· patent assignee history

1998–2011Based in Tokyo, JP· patent location history

2009–2012Patents assigned to KONICA MINOLTA BUSINESS TECH (7)· patent assignee history

2009Patents assigned to KONICA CORP (2)· patent assignee history

2012Patents assigned to KAWASAKI SHINPEI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KONISHIROKU PHOTO IND	14	1988–2001
KONICA MINOLTA BUSINESS TECH	7	2009–2012
KONICA CORP	2	2009
KAWASAKI SHINPEI	1	2012
KONICA CORPORATIONS	1	1991

Locations

Location	Patents	Span
Hachioji, JP	20	1988–2012
Tokyo, JP	3	1998–2011
Hino, JP	1	1990