Inventor
Takashi Birumachi
Inventor
Kashiwa, JP
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography60%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems13%
G05DSystems for controlling or regulating non-electric variables7%
H02HEmergency protective circuit arrangements7%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters7%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications7%
PatentTitleYear
9,389,546'Image forming apparatus with intermediate toner transfer medium, control method therefor, and storage medium storing control program therefor'20169,081,344'Image forming apparatus with intermediate toner transfer medium, control method therefor, and storage medium storing control program therefor'20158,879,958'Image forming apparatus'20148,693,920'Image forming apparatus that performs image formation using different types of driving forces in combination'20148,508,176'Drive apparatus for stepping motor'20138,351,804'Fixing apparatus'20137,663,659'Image forming apparatus and control method therefor'20107,463,279'Image forming apparatus and control method therefor'20087,415,226'Image formation apparatus and image formation method'20086,799,002'Fixing apparatus for fusing and fixing toner image on transfer material in image forming apparatus'20046,631,082'Switching power supply unit'20035,297,014'Switching DC power supply apparatus'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–2016Patents assigned to CANON KK (12)· patent assignee history
1994Based in Yokohama, JP· patent location history
2003–2004Based in Chiba, JP· patent location history
2008–2016Based in Kashiwa, JP· patent location history
2013–2014Patents assigned to BIRUMACHI TAKASHI (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CANON KK | 12 | 1994–2016 |
| BIRUMACHI TAKASHIself | 4 | 2013–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kashiwa, JP | 9 | 2008–2016 |
| Chiba, JP | 2 | 2003–2004 |
| Yokohama, JP | 1 | 1994 |