Inventor
Yoshiyuki Nakatani
Inventor
Wakayama, JP
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television19%
H05BElectric heating19%
B60QArrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general12%
G01RMeasuring electric variables8%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them8%
B41JTypewriters4%
G06KGraphical data reading4%
G09GArrangements or circuits for control of indicating devices using static means to present variable information4%
G11CStatic stores4%
H02HEmergency protective circuit arrangements4%
PatentTitleYear
10,426,013Ground fault detection circuit, abnormality detection circuit, light emitting device, vehicle201910,360,969Light emitting element driving semiconductor integrated circuit, light emitting element driving device, light emitting device, and vehicle20199,992,834Light-emitting element driving device, light-emitting device, and vehicle20189,853,439Ground fault detection circuit, abnormality detection circuit, light emitting device, vehicle20179,428,101'Light emitting element driving device, light emitting device, and vehicle'20168,952,940'Capacity load drive device and liquid crystal display device using the same'20157,692,830'Luminance nonuniformity adjustment method and luminance nonuniformity adjustment module using this method'20107,667,867'Printing apparatus and correction data generating method'20107,605,950'Printing apparatus'20097,587,095'Printing apparatus'20097,542,168'Gradation conversion calibration by comparing grayscale and color chart measurements to target values and repeated correction amount calculations to tolerance values'20096,373,514'Method of testing light emission condition of exposing head and dot pattern for use in the method'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002–2010Patents assigned to NORITSU KOKI CO LTD (6)· patent assignee history
2002–2010Based in Wakayama, JP· patent location history
2015–2019Patents assigned to ROHM CO LTD (6)· patent assignee history
2015Patents assigned to NAKASHIMA TAKAYUKI (1)· patent assignee history
2015Patents assigned to NAKATANI YOSHIYUKI (1)· patent assignee history
2015Based in Osaka, JP· patent location history
2016–2019Based in Kyoto, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NORITSU KOKI CO LTD | 6 | 2002–2010 |
| ROHM CO LTD | 6 | 2015–2019 |
| NAKASHIMA TAKAYUKI | 1 | 2015 |
| NAKATANI YOSHIYUKIself | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Wakayama, JP | 6 | 2002–2010 |
| Kyoto, JP | 5 | 2016–2019 |
| Osaka, JP | 1 | 2015 |