Inventor
Masao Yonemaru
Inventor
Kyoto, JP
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G05Fprimary
G05FSystems for regulating electric or magnetic variables19%
G09GArrangements or circuits for control of indicating devices using static means to present variable information19%
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 systems19%
H05BElectric heating19%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light6%
G01RMeasuring electric variables6%
H03FAmplifiers6%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications6%
PatentTitleYear
10,467,967Driving circuit of LED for liquid crystal backlight, control circuit thereof, and electronic device20199,177,508'Light emitting apparatus'20158,730,228'Driving circuit for light emitting diode'20148,653,754'Current driving circuit'20147,880,126'Current detection circuit, light receiving device using the same, and electronic device'20117,642,761'Power supply circuit'20107,456,619'Power supply circuit'2008Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2008–2019Patents assigned to ROHM CO LTD (7)· patent assignee history
2008–2019Based in Kyoto, JP· patent location history
2014Patents assigned to YONEMARU MASAO (2)· patent assignee history
2014Patents assigned to INOUE NAOKI (1)· patent assignee history
2014Patents assigned to ISHIKAWA HIROYUKI (1)· patent assignee history
2014Patents assigned to KIKUCHI HIROKI (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ROHM CO LTD | 7 | 2008–2019 |
| YONEMARU MASAOself | 2 | 2014 |
| INOUE NAOKI | 1 | 2014 |
| ISHIKAWA HIROYUKI | 1 | 2014 |
| KIKUCHI HIROKI | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kyoto, JP | 7 | 2008–2019 |