Garden Grove, CA, United States of America

Steven B Cullison

This inventor holds 1 USPTO granted patent. Top assignee: Altec, Inc.. Active years: 1981.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Steven B Cullison. Retrieved from https://idiyas.com/inventor/steven-b-cullison-w6vc7jz1

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 265(Granted Patents)


Company Filing History:


Years Active: 1981

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1 patent (USPTO):Explore Patents

Title: The Innovations of Steven B. Cullison

Introduction

Steven B. Cullison is an accomplished inventor based in Garden Grove, California. He is known for his innovative contributions to audio technology, particularly in the field of loudspeaker systems. With a focus on enhancing audio performance and reliability, Cullison has made significant strides in his career.

Latest Patents

Cullison holds a patent for a "Loudspeaker overload protection circuit." This invention addresses the challenges associated with audio power amplifiers and loudspeaker drivers. The circuit senses the output of an audio power amplifier and activates a switch control circuit when the output exceeds a predetermined level. This mechanism places a current limiting device, such as a power resistor, in series with one of the driver feed lines, effectively reducing the power fed to the loudspeaker. An indicator is also included to signal when an overload condition exists. The design minimizes distortion and enhances accuracy by employing separate sensing and power channels, ensuring a more responsive control to power levels.

Career Highlights

Cullison has made notable contributions to the audio industry through his work at Altec, Inc. His innovative designs and patents have helped improve the performance and safety of audio equipment. With a focus on practical solutions, Cullison's work has had a lasting impact on the field.

Collaborations

Cullison has collaborated with Charles B. Slack, further enhancing the innovative efforts at Altec, Inc. Their combined expertise has contributed to advancements in audio technology.

Conclusion

Steven B. Cullison's work exemplifies the spirit of innovation in the audio industry. His patent for the loudspeaker overload protection circuit showcases his commitment to improving audio performance and reliability. Through his contributions, Cullison continues to influence the field of audio technology.

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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