Inventor
Yukihiro Aikawa
Inventor
Osaka, JP
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography65%
G01RMeasuring electric variables17%
G01NInvestigating or analysing materials by determining their chemical or physical properties9%
A61BDiagnosis4%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them4%
PatentTitleYear
10,281,857Fixing device and image forming apparatus201910,241,157Differential transformer-based permeability sensor that detects magnetic substance20199,709,920'Sensor, method of detecting magnetic substance, and image forming apparatus'20179,671,735'Differential transformer magnetic permeability sensor'20179,632,453'Differential transformer magnetic permeability sensor'20179,234,945'Differential transformer type magnetic sensor and image forming apparatus'20169,014,583'Image forming apparatus for deciding a magnetic toner amount on the basis of an output value and a standard value'20158,994,367'Differential transformer type magnetic sensor'20155,893,659'Image forming apparatus with transfer current controller and method of forming an image using the same'19995,746,505'Electrical conductor for an optical system'19985,634,174'Developer apparatus having toner concentration control'19975,600,406'Fixing temperature control device'19975,438,390'Image forming apparatus having monocoque housing structure including unitary toner collecting vessel'19955,400,119'Image forming apparatus'19954,926,214'Original-holding cover'19904,873,549'Device for detecting the life of an image forming process unit, opening of a seal of the unit and attachment of the unit to an image forming apparatus'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989–1999Patents assigned to MITA INDUSTRIAL CO LTD (8)· patent assignee history
1989–2019Based in Osaka, JP· patent location history
2015–2019Patents assigned to KYOCERA DOCUMENT SOLUTIONS INC (8)· patent assignee history
2015Patents assigned to KYOCERA DOCUMENT SOLUTIONS (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KYOCERA DOCUMENT SOLUTIONS INC | 8 | 2015–2019 |
| MITA INDUSTRIAL CO LTD | 8 | 1989–1999 |
| KYOCERA DOCUMENT SOLUTIONS | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Osaka, JP | 16 | 1989–2019 |