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Inventor

Masahiro Tsutsumi

Inventor
Osaka, JP

Overview

14→
Patents
1985–2019
Patent span
Physics
Primary field (CPC G)

Patents· 14 as inventor

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

G03Gprimary
G03GElectrography75%
B60JWindows, windscreens, non-fixed roofs, doors, or similar devices for vehicles6%
B62DMotor vehicles6%
E02FDredging6%
H02JElectric power networks6%
PatentTitleYear
10,234,785Charging device and image forming device including the same20199,551,951'Image forming apparatus comprising determination processing portion for detecting property information of photoconductor'20179,448,525'Image forming apparatus having first charging device performing supplementary charging process and second charging device performing main charging process'20169,340,234'Vehicle body side structure'20169,285,701'Image forming apparatus including an image carrier, a charging member, a voltage applying part, a current measuring part and a controlling part'20169,217,991'Image forming apparatus'20158,290,401'Image forming apparatus having charge eliminator'20126,778,796'Driving mechanism for use in image forming apparatus'20045,850,585'Destaticizer and image forming apparatus employing the same'19985,659,839'Voltage control apparatus for controlling a charger in an image forming apparatus'19975,572,295'Voltage control device for a charge'19965,547,805'Electrophotographic method using amorphous silicon photosensitive material'19964,574,114'Photosensitive composition for electrophotography having polyvinyl carbazole and silicone oil'19864,552,503'Excavating vehicle'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985Patents assigned to KUBOTA LTD (1)· patent assignee history
1985Based in Sakai, JP· patent location history
1986–1998Patents assigned to MITA INDUSTRIAL CO LTD (5)· patent assignee history
1986–2019Based in Osaka, JP· patent location history
2004–2012Patents assigned to KYOCERA MITA CORP (2)· patent assignee history
2004Patents assigned to KYOCERA CORP (1)· patent assignee history
2004Based in Daito, JP· patent location history
2015–2019Patents assigned to KYOCERA DOCUMENT SOLUTIONS INC (5)· patent assignee history
2016Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KYOCERA DOCUMENT SOLUTIONS INC52015–2019
MITA INDUSTRIAL CO LTD51986–1998
KYOCERA MITA CORP22004–2012
KUBOTA LTD11985
KYOCERA CORP12004
Locations
LocationPatentsSpan
Osaka, JP111986–2019
Kanagawa, JP12016
Daito, JP12004
Sakai, JP11985