Inventor

Tomooku Koyama

Inventor

Suntou-gun, JP

Overview

2013–2020

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

G03GElectrography50%

B65HHandling thin or filamentary material, e.g. sheets, webs, cables23%

F04DNon-positive-displacement pumps12%

B42BPermanently attaching together sheets, quires or signatures or permanently attaching objects thereto4%

B42CBookbinding4%

F16HGearing4%

Y10TTechnical subjects covered by former us classification4%

PatentTitleYear

10,551,774Image forming apparatus with guide member movable with repect to direction perpendiclar to recording material surface2020 10,481,552Fixing device having a perforated duct2019 10,138,083Sheet discharging apparatus, sheet feeding apparatus and image forming apparatus2018 10,031,476Image forming apparatus having fixing device and blower for the fixing device2018 9,950,887Sheet detecting device and image forming apparatus2018 9,904,222'Image forming apparatus with plurality of ribs on guide to fixing nip'2018 9,557,702'Image forming apparatus with curl correcting unit'2017 9,446,923'Sheet conveying apparatus and image forming apparatus'2016 9,429,886'Image forming apparatus having fixing device and blower for the fixing device'2016 9,411,285'Drive transmission device and image forming apparatus'2016 9,400,462'Image forming apparatus'2016 9,309,075'Sheet processing apparatus and image forming apparatus'2016 9,280,101'Image forming apparatus with lower and upper guide members'2016 9,146,520'Image forming apparatus'2015 9,075,386'Image forming apparatus with a curl correcting unit'2015 8,855,516'Image forming apparatus including air blowing member configured to blow air toward a pressing member forming a nip portion with a fixing member'2014 8,668,198'Sheet processing apparatus and image forming apparatus'2014 8,360,421'Sheet processing apparatus and image forming apparatus'2013

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013–2020Patents assigned to CANON KK (18)· patent assignee history

2013–2014Patents assigned to KOYAMA TOMOOKU (2)· patent assignee history

2013–2014Patents assigned to SEKIYAMA JUNICHI (2)· patent assignee history

2013–2014Patents assigned to TSUJI HIROHARU (2)· patent assignee history

2013–2014Patents assigned to YOSHIDA MASATOSHI (2)· patent assignee history

2013–2020Based in Suntou-gun, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	18	2013–2020
KOYAMA TOMOOKUself	2	2013–2014
SEKIYAMA JUNICHI	2	2013–2014
TSUJI HIROHARU	2	2013–2014
YOSHIDA MASATOSHI	2	2013–2014

Locations

Location	Patents	Span
Suntou-gun, JP	18	2013–2020