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For the Inventor, By the Inventor

Yokohama, Japan

Keishi Osawa

This inventor holds 7 USPTO granted patents and 1 EPO patent. Top assignee: Canon Kabushiki Kaisha. Active years: 1987-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keishi Osawa. Retrieved from https://idiyas.com/inventor/keishi-osawa

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

USPTO Granted Patents = 7

% Patents Active = 85.7


Average Co-Inventor Count = 2.1

ph-index = 4

Forward Citations = 56(Granted Patents)


Location History:

  • Kawasaki, JP (1987)
  • Yokohama, JP (1992 - 2006)

Company Filing History:

goldMedal7 out of 92,994 
 
Canon Kabushiki Kaisha
 patents

Years Active: 1987-2006

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7 patents (USPTO):Explore Patents
1. 7076182 - Developing apparatus (2006-07-11),
2. 6418297 - Cleaning apparatus featuring a vibrating toner carrier feature of specified length and image forming apparatus using same (2002-07-09),
3. 5677099 - Method of developing electrostatic latent image using oscillating bias (1997-10-14),
4. 5621505 - Developing apparatus having rotatable developer supply member for (1997-04-15),
5. 5187523 - Developing apparatus for developing electrostatic latent image using two (1993-02-16),
6. 5142332 - Image forming apparatus including toner supplement means (1992-08-25),
7. 4680669 - Corona discharging apparatus (1987-07-14),

Title: Keishi Osawa: Innovator in Imaging Technology

Introduction

Keishi Osawa is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of imaging technology, particularly through his work at Canon Kabushiki Kaisha. With a total of 7 patents to his name, Osawa has developed innovative solutions that enhance the functionality and efficiency of imaging devices.

Latest Patents

One of Osawa's latest patents involves a developing apparatus designed to improve the process of transferring toner to an image bearing member. This apparatus features a toner carrying member that applies a developing bias voltage, which is a combination of DC and AC voltages. This innovative approach allows for a more effective developing operation, particularly when the rotation of the toner carrying member is halted while the image bearing member continues to rotate. Additionally, Osawa has developed a cleaning apparatus that utilizes a vibrating toner carrier to efficiently clean the image bearing member. This design ensures that the distance between the carrying device and the cleaning member is minimized, enhancing the cleaning process.

Career Highlights

Throughout his career, Keishi Osawa has been instrumental in advancing imaging technology. His work at Canon has positioned him as a key figure in the development of new imaging solutions. His patents reflect a deep understanding of the technical challenges in the field and a commitment to innovation.

Collaborations

Osawa has collaborated with notable colleagues, including Hiroaki Tsuchiya and Yoshiaki Kobayashi. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of cutting-edge technologies.

Conclusion

Keishi Osawa's contributions to imaging technology through his patents and collaborations highlight his role as an influential inventor. His work continues to shape the future of imaging solutions, making a lasting impact in the 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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