Inventor
Masatoshi Shiraki
Inventor
Nagoya, JP
Overview
Patents· 50 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography86%
B41JTypewriters5%
C02FTreatment of water, waste water, sewage, or sludge4%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables2%
C03G2%
Y10TTechnical subjects covered by former us classification2%
PatentTitleYear
10,520,885Process unit201910,459,371Image forming apparatus including drum cartridge201910,452,023Image forming apparatus and drum cartridge201910,386,784Image forming apparatus including handle cover configured to cover handle of drum cartridge201910,379,489Process unit201910,274,862Image forming apparatus including drum cartridge201910,036,998Process unit20189,612,572'Process unit'20179,612,548'Cartridge provided with pivotable member for new product detection'20179,501,030'Image forming apparatus'20169,335,731'Process unit'20169,280,082'Developing device'20169,274,494'Image forming apparatus'20169,229,377'Image forming apparatus'20169,207,564'Image forming apparatus'20159,195,164'Image forming apparatus'20159,141,071'Image forming apparatus provided with cleaning member capable of reliably cleaning image bearing member'20159,110,441'Cartridge detachably mounted on main casing'20159,042,776'Process unit'20158,948,617'Cartridge provided with pivotable member for new product detection'20158,867,964'Rotary body unit'20148,781,377'Developing device'20148,761,634'Cartridge assembly of an image forming device including a drum cartridge and a developing cartridge detachably mountable on the drum cartridge'20148,744,288'Cartridge'20148,693,919'Image forming apparatus'20148,620,180'Process cartridge and developing cartridge'20138,611,787'Process unit'20138,494,419'Processing unit including developing roller having roller body and covering layer covering circumferential surface of roller body, and supporting member that supports developing roller'20138,412,065'Image forming apparatus with developing roller cleaning capability'20138,346,125'Process cartridge and developing cartridge'20138,265,515'Process cartridge including cleaning member for cleaning charging wire'20128,233,820'Process unit'20128,131,172'Image forming apparatus'20128,126,345'Image forming device'20128,107,859'Configuration for an agitation system in a developing device and process cartridge'20128,020,853'Image forming apparatus and sheet feeding apparatus'20117,885,564'Image forming device'20117,835,665'Photosensitive unit and image forming apparatus'20107,813,672'Image forming apparatus and developer cartridge'20107,715,755'Image forming apparatus and developing cartridge with deformable handle'20107,603,057'Photosensitive unit and developer cartridge'20097,565,092'Photosensitive member cartridge, developer cartridge and process cartridge with at least one engaging portion'20097,561,827'Developing cartridge having a handle that contacts an exposure unit when installed in an image forming apparatus'20097,555,239'Image forming device and fixing unit'20097,526,228'Developer cartridge, image carrier unit, and image forming apparatus'20097,522,860'Developer cartridge for image-forming device'20097,450,882'Attachable/detachable guiding member, developer cartridge including attachable/detachable guiding member and process cartridge including attachable/detachable guiding member'20087,437,096'Image forming device and fixing unit'20087,369,792'Photosensitive member cartridge, developer cartridge and process cartridge that are capable of being attachable/detachable using at least one projecting portion'20087,292,802'Developing apparatus and assembly method of developing apparatus'2007Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2007–2019Patents assigned to BROTHER IND LTD (50)· patent assignee history
2007–2019Based in Nagoya, JP· patent location history
2009–2010Based in Nisshin, JP· patent location history
2011Based in Nissin, JP· patent location history
2012–2016Patents assigned to SHIRAKI MASATOSHI (20)· patent assignee history
2012–2015Patents assigned to MORI HIROKI (9)· patent assignee history
2012–2014Patents assigned to HANDA HIROSHI (5)· patent assignee history
2012–2013Based in Aichi, JP· patent location history
2013–2015Patents assigned to SATO FUMIKAZU (4)· patent assignee history
2017Based in Nagoya-shi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BROTHER IND LTD | 50 | 2007–2019 |
| SHIRAKI MASATOSHIself | 20 | 2012–2016 |
| MORI HIROKI | 9 | 2012–2015 |
| HANDA HIROSHI | 5 | 2012–2014 |
| SATO FUMIKAZU | 4 | 2013–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Nagoya, JP | 40 | 2007–2019 |
| Nisshin, JP | 6 | 2009–2010 |
| Aichi, JP | 2 | 2012–2013 |
| Nagoya-shi, JP | 1 | 2017 |
| Nissin, JP | 1 | 2011 |