Lars Risbo

This inventor holds 43 USPTO granted patents and 6 EPO patents, primarily in Audio Amplification. Top assignees: Texas Instruments Corporation, Purifi Aps, Texas Instruments Denmark A/s. Active years: 2002-2025.

USPTO Granted Patents = 43

% Patents Active = 97.7

EPO Patents = 6 (Patent Applications = 7)

Average Co-Inventor Count = 2.0

ph-index = 12

Forward Citations = 407(Granted Patents)

Location History:

Kobernhavn Ø, DK (2008)
Købernhavn Ø, DK (2010)
Købernhavn, DK (2010)
Copenhagen, DK (2002 - 2012)
Hvaiso, DK (2012)
Hvalsoe, DK (2010 - 2019)
Hvalsø, DK (2009 - 2024)
Hvalso, DK (2011 - 2024)

Company Filing History:

30 out of 29,835

Texas Instruments Corporation

Texas Instruments Denmark A/s

Texas Instruments Denmark

patent

6. 1 out of 1

Texas Instruments, Copenhagen Aps

patent

where one patent can have more than one assignee

Years Active: 2002-2025

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Areas of Expertise:

Loudspeaker Motor

Amplifier Circuit

Digital-To-Analog Converter

Voice Coil

Excursion Control

Signal Processing

Thermal Control

Pulse Width Modulation

Inter-Channel Delay

Low Distortion

Analog Charge Pump

Clipping Recovery

43 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12425774 - Loudspeaker motor with inner permanent magnet (2025-09-23),

2. 12003935 - Loudspeaker with a non-uniform suspension and an enforcement element (2024-06-04),

3. 11956612 - Loudspeaker motor with improved linearity (2024-04-09),

4. 11405007 - Amplifier circuit (2022-08-02),

5. 11290823 - Double voice coil loudspeaker transducer unit (2022-03-29),

6. 11258411 - Amplifier with an at least second order filter in the control loop (2022-02-22),

7. 11082017 - Amplifier with a compensator with a network of at least third order (2021-08-03),

8. D916053 - Part of a loudspeaker (2021-04-13),

9. 10728659 - Method of controlling loudspeaker diaphragm excursion (2020-07-28),

10. 10397701 - Direct current mode digital-to-analog converter to class D amplifier (2019-08-27),

11. 10313787 - Electromechanical system with predictive back-EMF protection (2019-06-04),

12. 10158942 - Direct current mode digital-to-analog converter to class D amplifier (2018-12-18),

13. 9967663 - Loudspeaker protection against excessive excursion (2018-05-08),

14. 9930452 - Direct current mode digital-to-analog converter to class D amplifier (2018-03-27),

15. 9661430 - Method of identifying passive radiator parameters (2017-05-23),

Title: Innovator Spotlight: Unveiling Lars Risbo's Ingenious Creations

Introduction: Meet Lars Risbo, a visionary inventor based in Copenhagen, Denmark, who has made significant strides in the realm of patented innovations, boasting a remarkable portfolio of 41 patents to date.

Latest Patents: One of Risbo's latest groundbreaking inventions is the 'Loudspeaker Motor with Improved Linearity.' This patent details a revolutionary motor design for electrodynamic loudspeakers, featuring a unique magnetic circuit assembly that enhances linearity and performance.

Career Highlights: Throughout his illustrious career, Lars Risbo has lent his inventive prowess to renowned companies such as Texas Instruments Corporation and Purifi Aps, where he has played a pivotal role in shaping cutting-edge technologies.

Collaborations: Collaboration lies at the heart of innovation, and Lars Risbo has had the privilege of working alongside esteemed colleagues such as Bruno Putzeys and Thomas Holm Hansen. Together, they have pushed the boundaries of technological advancement and brought revolutionary ideas to life.

Conclusion: Lars Risbo's unwavering dedication to innovation and his passion for pushing the boundaries of what is possible have solidified his position as a trailblazing inventor in the field. With a remarkable track record of patented inventions and a collaborative spirit, Risbo continues to inspire the next generation of innovators to dream big and reshape the future of technology.