Inventor
Johannes Antonius Van Rooij
Inventor
Eindhoven, NL
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus27%
G11BInformation storage based on relative movement between record carrier and transducer27%
A61BDiagnosis13%
F16HGearing7%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light7%
G01NInvestigating or analysing materials by determining their chemical or physical properties7%
LOC247%
Y10TTechnical subjects covered by former us classification7%
PatentTitleYear
D0857901Ultrasound apparatus201910,379,290Optical fiber connector201910,094,768Optical fiber calibration connector201810,031,297Optical fiber connector validation20189,854,961'Photonic needle with optimal bevel angle'20189,218,840'Optical disc device having a protrusion for blocking its optical pickup unit'20158,495,667'Optical disc device having a blocking means for its optical pickup unit'20138,082,813'Actuator for displacement of a holder against a homing-position'20117,633,841'Method and device for tilt compensation in an optical storage system'2009Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2009–2011Patents assigned to KONINKL PHILIPS ELECTRONICS NV (2)· patent assignee history
2009–2019Based in Eindhoven, NL· patent location history
2011–2013Patents assigned to VAN ROOIJ JOHANNES ANTONIUS (2)· patent assignee history
2011Patents assigned to CAMPS LIBERT HENRICUS AUGUSTINUS MARIA (1)· patent assignee history
2013–2015Patents assigned to KONINKL PHILIPS NV (2)· patent assignee history
2015–2019Based in Best, NL· patent location history
2018–2019Patents assigned to KONINKLIJKE PHILIPS NV (5)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KONINKLIJKE PHILIPS NV | 5 | 2018–2019 |
| KONINKL PHILIPS ELECTRONICS NV | 2 | 2009–2011 |
| KONINKL PHILIPS NV | 2 | 2013–2015 |
| VAN ROOIJ JOHANNES ANTONIUSself | 2 | 2011–2013 |
| CAMPS LIBERT HENRICUS AUGUSTINUS MARIA | 1 | 2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Eindhoven, NL | 6 | 2009–2019 |
| Best, NL | 3 | 2015–2019 |