Osaka, Japan

Teizo Kushima

This inventor holds 2 USPTO granted patents. Top assignee: Minolta Camera Kabushiki Kaisha. Active years: 1978.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Teizo Kushima. Retrieved from https://idiyas.com/inventor/teizo-kushima

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 = 3.0

ph-index = 2

Forward Citations = 22(Granted Patents)


Location History:

  • Osaka, JP (1978)
  • Osaka, JA (1978)

Company Filing History:


Years Active: 1978

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2 patents (USPTO):Explore Patents

Title: Teizo Kushima: Innovator in Electrophotographic Technology

Introduction

Teizo Kushima is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of electrophotographic technology, holding a total of 2 patents. His work has been instrumental in advancing the efficiency and functionality of copying apparatuses.

Latest Patents

Kushima's latest patents include an electrophotographic copying apparatus and an optical projection apparatus for image transfer type electrophotographic copiers. The electrophotographic copying apparatus features a slit exposure type design that incorporates a scanning box with essential image forming elements. This innovative design allows for synchronized movement between the photoreceptor drum and the scanning box, ensuring that the copy paper contacts the photoreceptor surface at the right moment for optimal image transfer. The optical projection apparatus utilizes prism-shaped reflecting members to refract the optical path, allowing for a more compact copier design while maintaining high-quality image projection.

Career Highlights

Teizo Kushima has had a distinguished career at Minolta Camera Kabushiki Kaisha, where he has played a pivotal role in developing advanced imaging technologies. His expertise in electrophotographic systems has led to significant improvements in copying technology, making it more efficient and user-friendly.

Collaborations

Throughout his career, Kushima has collaborated with talented individuals such as Takaji Kurita and Hiroaki Mizunoe. These collaborations have fostered innovation and have contributed to the success of various projects within the company.

Conclusion

Teizo Kushima's contributions to electrophotographic technology have made a lasting impact on the industry. His innovative patents and collaborative efforts continue to influence the development of advanced imaging solutions.

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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