Walthamstow, United Kingdom

Joseph W Daintrey

This inventor holds 2 USPTO granted patents. Top assignee: Gestetner Manufacturing Limited. Active years: 1982-1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Joseph W Daintrey. Retrieved from https://idiyas.com/inventor/joseph-w-daintrey

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 = 1.5

ph-index = 2

Forward Citations = 12(Granted Patents)


Location History:

  • Walthamstow, GB (1982)
  • London, GB (1983)

Company Filing History:


Years Active: 1982-1983

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2 patents (USPTO):Explore Patents

Title: Joseph W. Daintrey: Innovator in Copying Technology

Introduction

Joseph W. Daintrey is a notable inventor based in Walthamstow, GB. He has made significant contributions to the field of copying technology, holding a total of 2 patents. His work has advanced the methods and apparatus used in electrostatic copying systems.

Latest Patents

Daintrey's latest patents include a "Copying method and apparatus" and a "Developer unit for dry toner electrophotographic copier." The copying system and apparatus patent describes a process where a first electrostatic image of an original is formed and developed on a first photoconductive surface. Subsequently, second electrostatic images of the developed image are repeatedly formed on a second photoconductive surface through illumination of the first surface. This innovative method allows for high-speed image formation, which is then developed and transferred to copy material. The developer unit patent details a magnetic brush monocomponent developer unit that features a doctor blade for uniform toner application. This unit utilizes an alternating magnetic field to monitor toner levels, ensuring efficient operation.

Career Highlights

Joseph W. Daintrey has had a distinguished career at Gestetner Manufacturing Limited, where he has played a pivotal role in developing advanced copying technologies. His expertise in electrostatic imaging has positioned him as a key figure in the industry.

Collaborations

Throughout his career, Daintrey has collaborated with notable colleagues, including John Rushton and Michael Willis. These partnerships have contributed to the innovative advancements in copying technology.

Conclusion

Joseph W. Daintrey's contributions to the field of copying technology through his patents and career at Gestetner Manufacturing Limited highlight his importance as an inventor. His work continues to influence the industry and improve copying methods.

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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