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Inventor

Junichi Kajiwara

Inventor
Nara, JP

Overview

12→
Patents
1990–2014
Patent span
Physics
Primary field (CPC G)

Patents· 12 as inventor

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

G03Gprimary
G03GElectrography47%
H02HEmergency protective circuit arrangements11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
G01SRadio direction-finding5%
G06FElectric digital data processing5%
H01HElectric switches5%
H03GControl of amplification5%
H03KPulse technique5%
H04NPictorial communication, e.g. television5%
PatentTitleYear
8,803,038'Apparatus for image formation'20148,320,786'Image forming apparatus'20127,623,258'Expansion information processing module for image information processing apparatus, settings information inheriting method, and setting information inheriting program'20096,934,141'Power supply device preventing inrush current'20055,986,242'Heater control device using phase angle control'19995,915,691'Document feeder and cover for an image forming apparatus'19995,624,107'Image forming apparatus with a document feeder'19975,291,244'Image forming apparatus communication system'19945,247,332'Copying machine having a zooming function'19935,003,493'Image forming apparatus'19914,989,040'Position input apparatus encluding a position detector input apparatus'19914,904,954'Ultrasonic signal amplifier circuit and system of gain control thereof'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990Patents assigned to HITACHI CONSTRUCTION MACHINERY (1)· patent assignee history
1990Based in Shimoinayoshi, JP· patent location history
1991–2014Patents assigned to SHARP KK (11)· patent assignee history
1991–2014Based in Nara, JP· patent location history
1991–1993Based in Yamatokoriyama, JP· patent location history
1997–1999Based in Tenri, JP· patent location history
2012–2014Patents assigned to KAJIWARA JUNICHI (2)· patent assignee history
2012Patents assigned to HIROKI SAE (1)· patent assignee history
2012Patents assigned to NAGAO HIROYUKI (1)· patent assignee history
2012Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHARP KK111991–2014
KAJIWARA JUNICHIself22012–2014
HIROKI SAE12012
HITACHI CONSTRUCTION MACHINERY11990
NAGAO HIROYUKI12012
Locations
LocationPatentsSpan
Nara, JP61991–2014
Tenri, JP21997–1999
Yamatokoriyama, JP21991–1993
Osaka, JP12012
Shimoinayoshi, JP11990