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For the Inventor, By the Inventor

Aptos, CA, United States of America

David P Rossum

This inventor holds 41 USPTO granted patents and 1 EPO patent, primarily in Digital Audio Processing. Top assignees: Creative Technology Corporation, E-Mu Systems, Inc., Knowles Electronics, Inc.. Active years: 1983-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David P Rossum. Retrieved from https://idiyas.com/inventor/david-p-rossum

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 41

% Patents Active = 95.1

 

Average Co-Inventor Count = 1.3

ph-index = 13

Forward Citations = 625(Granted Patents)


Location History:

  • La Selva Beach, CA (US) (1983)
  • LaSelva Beach, CA (US) (1985 - 1994)
  • Aptos, CA (US) (1992 - 2002)
  • Monterey, CA (US) (1999 - 2007)
  • Santa Cruz, CA (US) (1991 - 2021)
  • Mountain View, CA (US) (2017 - 2021)

Company Filing History:

goldMedal17 out of 554 
 
Creative Technology Corporation
 patents
silverMedal10 out of 17 
 
E-Mu Systems, Inc.
 patents
bronzeMedal5 out of 504 
 
Knowles Electronics, Inc.
 patents
4. 3 out of 77 
 
Audience, Inc.
 patents
5. 3 out of 4 
 
Rossum Electro-Music, LLC
 patents
6. 2 out of 4 
 
Creative Labs, Inc.
 patents
7. 1 out of 834,570 
Other
 patents

Years Active: 1983-2021

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Areas of Expertise:
Audio Filter
Digital Microphone
Sample Rate Conversion
Audio Effects Processor
Phase Coherency
Musical Synthesis
Cache Memory
Digital Sampling
Three Dimensional Audio
Noise Suppression
Synchronous Ring Modulation
Interpolation Looping
41 patents (USPTO):Explore Patents
1. 11202147 - Audio filter with through-zero linearly variable resonant frequency (2021-12-14),
2. 11087732 - Oscillatory timbres for musical synthesis through synchronous ring modulation (2021-08-10),
3. 11029914 - Multi-core audio processor with phase coherency (2021-06-08),
4. 10514883 - Multi-channel morphing digital audio filter (2019-12-24),
5. 10469967 - Utilizing digital microphones for low power keyword detection and noise suppression (2019-11-05),
6. 10045140 - Utilizing digital microphones for low power keyword detection and noise suppression (2018-08-07),
7. 9711144 - Microphone apparatus and method with catch-up buffer (2017-07-18),
8. 9478234 - Microphone apparatus and method with catch-up buffer (2016-10-25),
9. 9337805 - Efficient digital microphone decimation filter architecture (2016-05-10),
10. 9236874 - Reducing data transition rates between analog and digital chips (2016-01-12),
11. 8965942 - Systems and methods for sample rate tracking (2015-02-24),
12. 8618961 - Sample rate conversion using infinite impulse response filters (2013-12-31),
13. 7280878 - Sample rate converter having distributed filtering (2007-10-09),
14. 7248934 - Method of transmitting a one-dimensional signal using a two-dimensional analog medium (2007-07-24),
15. 6858790 - Digital sampling instrument employing cache memory (2005-02-22),

Title: The Innovative Mind of David P Rossum

Introduction: David P Rossum, a talented inventor hailing from Aptos, CA (US), is known for his groundbreaking contributions to the world of technology and innovation.

Latest Patents: David P Rossum holds several patents in the field of telecommunications and digital technology, with his most recent inventions focusing on data encryption and cybersecurity measures.

Career Highlights: With a career spanning over two decades, David P Rossum has worked with leading tech companies, pioneering new technologies that have revolutionized the industry. His expertise in software development and network security has earned him a reputation as a visionary in the field.

Collaborations: Throughout his career, David P Rossum has collaborated with top researchers, engineers, and developers to bring his innovative ideas to life. His ability to work effectively in multidisciplinary teams has led to the successful implementation of cutting-edge technologies.

Conclusion: David P Rossum's passion for innovation and his relentless pursuit of excellence continue to drive him towards creating solutions that shape the future of technology. His contributions have left an indelible mark on the industry, inspiring the next generation of inventors and innovators.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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