Inventor
John Bruce Bowlerwell
Inventor
Peterhead, GB
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing22%
H04LTransmission of digital information, e.g. telegraphic communication22%
G01RMeasuring electric variables11%
H01RElectrically-conductive connections11%
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 systems11%
H04MTelephonic communication11%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers11%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2014Patents assigned to BOWLERWELL JOHN BRUCE (1)· patent assignee history
2014Patents assigned to PENNOCK JOHN LAURENCE (1)· patent assignee history
2014Patents assigned to WOLFSON MICROELECTRONICS PLC (1)· patent assignee history
2014–2019Based in Peterhead, GB· patent location history
2018–2020Patents assigned to CIRRUS LOGIC INC (3)· patent assignee history
2018–2020Patents assigned to CIRRUS LOGIC INT SEMICONDUCTOR LTD (3)· patent assignee history
2020Based in Dunfermline, GB· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CIRRUS LOGIC INC | 3 | 2018–2020 |
| CIRRUS LOGIC INT SEMICONDUCTOR LTD | 3 | 2018–2020 |
| BOWLERWELL JOHN BRUCEself | 1 | 2014 |
| PENNOCK JOHN LAURENCE | 1 | 2014 |
| WOLFSON MICROELECTRONICS PLC | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Peterhead, GB | 3 | 2014–2019 |
| Dunfermline, GB | 1 | 2020 |