Yoshio Kashizaki

This inventor holds 23 USPTO granted patents, primarily in Electrophotographic Technology. Top assignee: Canon Kabushiki Kaisha. Active years: 1989-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshio Kashizaki. Retrieved from https://idiyas.com/inventor/yoshio-kashizaki

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

USPTO Granted Patents = 23

% Patents Active = 100.0

Average Co-Inventor Count = 2.6

ph-index = 11

Forward Citations = 227(Granted Patents)

Location History:

Tokyo, JP (1989 - 1990)
Kanagawa, JP (1992 - 1994)
Yokohama, JP (1992 - 2001)

Company Filing History:

23 out of 92,994

Canon Kabushiki Kaisha

patents

Years Active: 1989-2001

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Areas of Expertise:

Electrophotographic

Photosensitive Member

Process Cartridge

Image Forming Apparatus

Azo Pigment

Intermediate Layer

Tris-Azo Pigment

Bisazo Photosensitive Member

Electrophotographic Apparatus

Image Forming Method

23 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6228546 - Polymer, electrophotographic photosensitive member containing the polymer, process cartridge and electrophotographic apparatus having the electrophotographic photosensitive member (2001-05-08),

2. 5834145 - Electrophotographic photosensitve member and image forming apparatus (1998-11-10),

3. 5666589 - Electrophotographic apparatus and image forming method using a (1997-09-09),

4. 5629116 - Electrophotographic photosensitive member, process cartridge and (1997-05-13),

5. 5604061 - Electrophotographic photosensitive member, process cartridge including (1997-02-18),

6. 5488461 - Electrophotographic photosensitive member and electrophotographic (1996-01-30),

7. 5486440 - Electrophotographic photosensitive member, and process cartridge and (1996-01-23),

8. 5468584 - Electrophotographic photosensitive member having intermediate layer (1995-11-21),

9. 5464718 - Electrophotographic photosensitive member, process cartridge including (1995-11-07),

10. 5453342 - Electrophotographic photosensitive member, and electrophotographic (1995-09-26),

11. 5411828 - Electrophotographic photosensitive member, and electrophotographic (1995-05-02),

12. 5356746 - Electrophotographic photosensitive member, electrophotographic (1994-10-18),

13. 5288575 - Electrophotographic photosensitive member, and electrophotographic (1994-02-22),

14. 5278013 - Electrophotographic photosensitive member, and electrophotographic (1994-01-11),

15. 5272028 - Electrophotographic photosensitive member comprising a tris-azo pigment (1993-12-21),

Title: Innovations by Yoshio Kashizaki: Pioneering Electrophotographic Technologies

Introduction

Yoshio Kashizaki, an accomplished inventor based in Yokohama, Japan, has significantly contributed to the field of electrophotography with an impressive portfolio of 23 patents. His work primarily focuses on polymers and photosensitive materials that have advanced imaging technologies.

Latest Patents

Yoshio Kashizaki's latest patents include innovations related to polymers used in electrophotographic photosensitive members. One notable patent details a polymer structure with specific properties that enhance image quality. Another patent describes an electrophotographic photosensitive member that integrates a photosensitive layer composed of a charge generation layer and a charge transport layer. This technology results in high-quality images with characteristics such as good gradation reproduction and minimal artifacts like black spots and interference fringes.

Career Highlights

Kashizaki has built a distinguished career at Canon Kabushiki Kaisha, where he continues to develop innovative technologies. His relentless pursuit of excellence in electrographic applications has led to significant advancements in the performance of imaging devices.

Collaborations

Throughout his career, Yoshio Kashizaki has collaborated with esteemed colleagues, including Hajime Miyazaki and Shintetsu Go. These partnerships have fostered a creative environment, allowing for the exchange of ideas and driving forward significant breakthroughs in their projects.

Conclusion

Yoshio Kashizaki exemplifies the spirit of innovation in the field of electrophotography. His contributions through numerous patents not only demonstrate his technical expertise but also underscore the vital role of collaboration in achieving technological advancements.

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]