Inventor
Julian Andrew John Fells
Inventor
Epping, GB
Overview
Patents· 20 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Bprimary
H04BTransmission17%
H02JElectric power networks15%
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 systems12%
H01FMagnets9%
G05FSystems for regulating electric or magnetic variables6%
G06FElectric digital data processing6%
H02HEmergency protective circuit arrangements6%
Y10TTechnical subjects covered by former us classification6%
G01VGeophysics5%
G02BOptical elements, systems or apparatus5%
PatentTitleYear
11,010,452Content protection202110,804,751Controlling inductive power transfer systems202010,541,650High speed sampling of sensors202010,069,350Controlling inductive power transfer system20189,948,358Inductive power supply20189,577,437'Power system'20179,331,526'Controlling inductive power transfer system'20168,853,892'Power system'20148,587,154'Inductive power supply'20138,508,077'Controlling inductive power transfer systems'20138,446,046'Power system'20138,238,125'Power system'20127,330,667'Electrical compensation of optical impairments'20087,321,734'Digital synthesis of readily compensated optical signals'20086,778,782'Dispersion compensation'20046,768,822'Chromatic dispersion compensation'20046,519,390'Chirped Bragg grating reflectors and adjustable dispersion apparatus incorporating such gratings'20036,496,626'Telecommunications system power supply'20026,381,388'Chromatic dispersion compensation'20026,363,187'Chromatic dispersion compensation'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002–2008Patents assigned to NORTEL NETWORKS LTD (7)· patent assignee history
2002–2008Based in Epping, GB· patent location history
2012–2018Patents assigned to ACCESS BUSINESS GROUP INT LLC (8)· patent assignee history
2012–2013Patents assigned to FELLS JULIAN ANDREW JOHN (4)· patent assignee history
2012–2020Based in Horsham, GB· patent location history
2013Patents assigned to BAARMAN DAVID W (1)· patent assignee history
2013–2020Based in West Sussex, GB· patent location history
2018–2020Patents assigned to PHILIPS IP VENTURES B V (2)· patent assignee history
2021Based in London, GB· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ACCESS BUSINESS GROUP INT LLC | 8 | 2012–2018 |
| NORTEL NETWORKS LTD | 7 | 2002–2008 |
| FELLS JULIAN ANDREW JOHNself | 4 | 2012–2013 |
| PHILIPS IP VENTURES B V | 2 | 2018–2020 |
| BAARMAN DAVID W | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Epping, GB | 8 | 2002–2008 |
| West Sussex, GB | 7 | 2013–2020 |
| Horsham, GB | 4 | 2012–2020 |
| London, GB | 1 | 2021 |