Inventor
Yasuyuki Shirasaka
Inventor
Osaka, JP
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Sprimary
G01SRadio direction-finding16%
C08JWorking-up11%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light11%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock11%
G01VGeophysics11%
H01GCapacitors11%
G01DMeasuring not specially adapted for a specific variable5%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure5%
G06FElectric digital data processing5%
G11BInformation storage based on relative movement between record carrier and transducer5%
PatentTitleYear
11,024,463Electret sheet202110,978,252Electret sheet202110,509,114Photodetection device with synchronous and non-synchronous light detection for reducing noise and electronic apparatus20199,772,404'Optical sensor and electronic device'20179,618,609'Optical sensor and electronic device'20178,664,580'Optical sensor and electronic equipment'20148,040,267'Decoder device and movement controller'20117,321,530'Decoder circuit, and photo-detecting amplifier circuit and optical pickup including the decoder circuit for disk recording/reproducing apparatus'2008Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2008–2019Patents assigned to SHARP KK (6)· patent assignee history
2008–2019Based in Sakai, JP· patent location history
2011–2021Based in Osaka, JP· patent location history
2014Patents assigned to OKADA NORIKAZU (1)· patent assignee history
2014Patents assigned to SHIRASAKA YASUYUKI (1)· patent assignee history
2014Patents assigned to YASUKAWA KOHEI (1)· patent assignee history
2021Patents assigned to SEKISUI CHEMICAL CO LTD (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SHARP KK | 6 | 2008–2019 |
| SEKISUI CHEMICAL CO LTD | 2 | 2021 |
| OKADA NORIKAZU | 1 | 2014 |
| SHIRASAKA YASUYUKIself | 1 | 2014 |
| YASUKAWA KOHEI | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Osaka, JP | 6 | 2011–2021 |
| Sakai, JP | 2 | 2008–2019 |