Inventor
Daisuke Muraoka
Inventor
Chiba, JP
Overview
Patents· 22 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Rprimary
G01RMeasuring electric variables22%
H03KPulse technique13%
H04NPictorial communication, e.g. television11%
E02FDredging9%
B66CCranes7%
G01DMeasuring not specially adapted for a specific variable7%
G05FSystems for regulating electric or magnetic variables4%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation4%
H10NElectric solid-state devices not otherwise provided for4%
B66DCapstans2%
PatentTitleYear
11,073,493Sensor device202110,379,565Output driver circuit20199,745,178'Working machine and maintenance method thereof'20179,638,761'Magnetic sensor circuit with power supply fluctuation detection'20179,386,246'Photoelectric conversion device and image sensor'20169,354,279'Magnetic sensor device for generating an output in accordance with a magnetic field intensity applied to a magnetoelectric conversion hall effect element'20169,322,672'Magnetic sensor device'20169,267,818'Magnetic sensor device'20169,261,569'Sensor device'20169,128,127'Sensor device'20158,866,474'Magnetic sensor device'20148,502,529'Magnetic sensor device'20138,491,251'Gripping device of working machine and working machine with the same'20138,476,891'Constant current circuit start-up circuitry for preventing power input oscillation'20138,469,652'Gripping device of working machine and working machine with the same'20138,207,778'Physical quantity sensor'20128,193,807'Magnetic sensor device'20128,102,453'Photoelectric converter'20128,020,799'Hydraulic crusher'20117,692,133'Photoelectric conversion device including a switch between reference voltage and a signal processing circuit'20107,659,752'Noise filter circuit'20107,626,628'Photoelectric conversion device, image sensor, optical reader, and method of driving photoelectric conversion device'2009Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2009–2014Patents assigned to MURAOKA DAISUKE (9)· patent assignee history
2009Based in Mihama-ku, JP· patent location history
2010–2019Patents assigned to SEIKO INSTR INC (16)· patent assignee history
2010–2021Based in Chiba, JP· patent location history
2011–2017Based in Hiroshima, JP· patent location history
2012–2014Patents assigned to ARIYAMA MINORU (5)· patent assignee history
2012–2014Patents assigned to HIKICHI TOMOKI (5)· patent assignee history
2012–2013Patents assigned to FUJIMURA MANABU (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SEIKO INSTR INC | 16 | 2010–2019 |
| MURAOKA DAISUKEself | 9 | 2009–2014 |
| ARIYAMA MINORU | 5 | 2012–2014 |
| HIKICHI TOMOKI | 5 | 2012–2014 |
| FUJIMURA MANABU | 4 | 2012–2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Chiba, JP | 17 | 2010–2021 |
| Hiroshima, JP | 4 | 2011–2017 |
| Mihama-ku, JP | 1 | 2009 |