Milwaukee, WI, United States of America

David J Christophersen

This inventor holds 1 USPTO granted patent. Top assignee: Milsco Manufacturing Company. Active years: 1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David J Christophersen. Retrieved from https://idiyas.com/inventor/david-j-christophersen

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 = 64(Granted Patents)


Company Filing History:


Years Active: 1987

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1 patent (USPTO):Explore Patents

Title: David J Christophersen: Innovator in Upholstered Seat Assembly

Introduction

David J Christophersen is a notable inventor based in Milwaukee, WI (US). He has made significant contributions to the field of furniture design, particularly in the development of upholstered seat assemblies. His innovative approach has led to the creation of a unique seat and back shell that enhances comfort and functionality.

Latest Patents

David holds a patent for an upholstered seat assembly, which includes a one-piece seat and back shell molded from thin-walled plastic. This design features a continuous edge flange that integrates the seat and back, providing a secure attachment for the cushion. The seat is designed with a positive bow, allowing the curvilinear spring segments to deflect downwardly under load, ensuring comfort for the occupant. This innovative assembly not only improves the aesthetic appeal but also enhances the structural integrity of the seat.

Career Highlights

David is currently employed at Milsco Manufacturing Company, where he continues to apply his expertise in product design and innovation. His work has been instrumental in advancing the company's offerings in the seating industry. With a focus on quality and user experience, David has established himself as a key player in the development of ergonomic seating solutions.

Collaborations

David collaborates with Steven P Spiegelhoff, leveraging their combined expertise to drive innovation within their projects. Their partnership has resulted in the successful implementation of new ideas and designs that meet the evolving needs of consumers.

Conclusion

David J Christophersen's contributions to the field of upholstered seat assembly demonstrate his commitment to innovation and quality. His patented designs reflect a deep understanding of both functionality and comfort, making him a valuable asset in the furniture industry.

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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