Inventor
Akito Sekigawa
Inventor
Abiko, JP
Overview
Patents· 17 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B65Hprimary
B65HHandling thin or filamentary material, e.g. sheets, webs, cables33%
G03GElectrography24%
B26DCutting6%
B42CBookbinding6%
Y10TTechnical subjects covered by former us classification6%
B26FPerforating4%
B31FMechanical working or deformation of paper, cardboard or material worked in a manner analogous to paper4%
B41JTypewriters4%
B42BPermanently attaching together sheets, quires or signatures or permanently attaching objects thereto4%
B41FPrinting machines or presses2%
PatentTitleYear
10,981,738Sheet feeding apparatus and image forming apparatus20219,932,195Sheet conveying apparatus, sheet processing apparatus and image forming apparatus20189,833,967Sheet processing apparatus and image forming apparatus20179,738,469'Sheet conveyance apparatus and image forming apparatus'20179,665,055'Sheet conveying apparatus, sheet processing apparatus and image forming apparatus'20179,617,110'Sheet feeding apparatus and image forming apparatus with pressing portion'20179,586,781'Sheet bundle conveying apparatus and image forming system having the same'20179,144,915'Sheet processing device and image forming system'20159,067,753'Sheet stacking apparatus and image forming apparatus'20158,818,257'Cutting apparatus and image forming apparatus'20148,774,702'Sheet post-processing apparatus and image forming apparatus having the same'20148,622,378'Sheet processing apparatus and image forming apparatus'20148,550,461'Sheet stacking apparatus and image forming apparatus'20138,500,122'Sheet conveying apparatus, sheet processing apparatus, and image forming apparatus'20138,398,065'Sheet punching device and image forming apparatus having sheet punching device'20138,240,664'Sheet processing apparatus and image forming apparatus'20128,087,667'Sheet processing apparatus and image forming apparatus'2012Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2012–2021Patents assigned to CANON KK (16)· patent assignee history
2012–2017Patents assigned to SEKIGAWA AKITO (9)· patent assignee history
2012–2015Based in Abiko, JP· patent location history
2013–2014Patents assigned to OBUCHI YUSUKE (3)· patent assignee history
2013–2014Patents assigned to WATANABE KIYOSHI (3)· patent assignee history
2013–2014Patents assigned to HAYASHI KENICHI (2)· patent assignee history
2017–2021Based in Matsudo, JP· patent location history
2017Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CANON KK | 16 | 2012–2021 |
| SEKIGAWA AKITOself | 9 | 2012–2017 |
| OBUCHI YUSUKE | 3 | 2013–2014 |
| WATANABE KIYOSHI | 3 | 2013–2014 |
| HAYASHI KENICHI | 2 | 2013–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Abiko, JP | 10 | 2012–2015 |
| Matsudo, JP | 6 | 2017–2021 |
| Tokyo, JP | 1 | 2017 |