Inventor
Carl Lennart Stahl
Inventor
Malmo, SE
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing30%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers22%
B06BMethods or apparatus for generating or transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency, e.g. for performing mechanical work in general17%
G08BSignalling systems, e.g. personal calling systems13%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters9%
A63FCard, board, or roulette games4%
H03FAmplifiers4%
PatentTitleYear
11,121,661Minimizing transducer settling time202110,832,537Methods and apparatus for outputting a haptic signal to a haptic transducer202010,828,672Driver circuitry202010,820,100Methods and apparatus for limiting the excursion of a transducer202010,732,714Integrated haptic system202010,726,683Identifying mechanical impedance of an electromagnetic load using a two-tone stimulus202010,667,051Methods and apparatus for limiting the excursion of a transducer202010,599,389Adaptive receiver202010,338,883Adaptive receiver2019Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2019–2021Patents assigned to CIRRUS LOGIC INC (9)· patent assignee history
2019–2021Patents assigned to CIRRUS LOGIC INT SEMICONDUCTOR LTD (9)· patent assignee history
2019–2021Based in Malmo, SE· patent location history
2020Based in Austin, TX, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CIRRUS LOGIC INC | 9 | 2019–2021 |
| CIRRUS LOGIC INT SEMICONDUCTOR LTD | 9 | 2019–2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Malmo, SE | 8 | 2019–2021 |
| Austin, Texas, US | 1 | 2020 |