Kazuhisa Kemmochi

This inventor holds 36 USPTO granted patents and 4 published patent applications, plus 1 CIPO patent and 2 EPO patents, primarily in Image Processing. Top assignee: Canon Kabushiki Kaisha. Active years: 1992-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhisa Kemmochi. Retrieved from https://idiyas.com/inventor/kazuhisa-kemmochi

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

USPTO Granted Patents = 36 (Patent Applications = 4)

% Patents Active = 55.6

CIPO Patents = 1

EPO Patents = 2 (Patent Applications = 3)

Average Co-Inventor Count = 3.5

ph-index = 10

Forward Citations = 255(Granted Patents)

Location History:

Yokohama, JP (1992 - 1997)
Hachiohji, JP (1995 - 1997)
Tokyo, JP (1997)
Machida, JP (1992 - 1998)
Shizuoka-ken, JP (1999)
Shizuoka, JP (2004)
Mishima, JP (1999 - 2009)
Suntoh-gun, JP (2010)
Suntou-gun, JP (2009 - 2018)

Company Filing History:

36 out of 93,085

Canon Kabushiki Kaisha

patents

Years Active: 1992-2018

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Areas of Expertise:

Toner

Image Forming Apparatus

Developing Apparatus

Image Heating Apparatus

Fixing Apparatus

Color Image Processing

Electrophotography

Developer Regulating Member

Image Processing

Rotational Body

Dot Concentration

Highlight Reproduction

36 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10108099 - Toner (2018-10-23),

2. 9829815 - Toner (2017-11-28),

3. 9442418 - Developing device, process cartridge and image forming apparatus (2016-09-13),

4. 9223254 - Image forming apparatus (2015-12-29),

5. 9063488 - Image heating apparatus and image heating rotational body to be mounted on the image heating apparatus (2015-06-23),

6. 9037061 - Fixing apparatus (2015-05-19),

7. 8995865 - Image forming apparatus (2015-03-31),

8. 8837971 - Image forming apparatus (2014-09-16),

9. 8705996 - Image forming apparatus controlling toner image overlapping ratio (2014-04-22),

10. 8699930 - Image heating apparatus and image heating rotational body to be mounted on the image heating apparatus (2014-04-15),

11. 8463167 - Image heating apparatus and image heating rotational body to be mounted on the image heating apparatus (2013-06-11),

12. 8364067 - Image heating apparatus (2013-01-29),

13. 8326201 - Fixing apparatus with endless belt and curved pressing member (2012-12-04),

14. 7778582 - Image heating apparatus with frame accommodating apparatus components (2010-08-17),

15. 7630677 - Image heating apparatus (2009-12-08),

Title: Kazuhisa Kemmochi: Innovator in Toner Technology

Introduction

Kazuhisa Kemmochi, based in Suntou-gun, Japan, is a prolific inventor known for his contributions to toner technology. With an impressive portfolio of 36 patents, Kemmochi has made significant advancements in the field, particularly in achieving high transfer efficiencies in toners used in printing.

Latest Patents

Kemmochi's recent patents feature innovative toner formulations that prevent external additives from being buried in toner base particles. This design ensures that the toner maintains a high transfer efficiency over an extended period of use. Specifically, his toner includes either (1) toner base particles containing a cycloolefin copolymer and polyethylene, or (2) toner base particles whose surfaces are coated with a resin exhibiting an elastic deformation rate of 70% or more and a melting temperature of 125.0°C or less.

Career Highlights

He is currently affiliated with Canon Kabushiki Kaisha, where he continues to push the boundaries of toner technology. His work at Canon has been pivotal in enhancing printing capabilities and ensuring high-quality output for various applications.

Collaborations

Throughout his career, Kemmochi has worked alongside notable colleagues, including Tsutomu Miki and Keisuke Abe. Their joint efforts have contributed to the successful development of innovative products that have impacted the printing industry.

Conclusion

Kazuhisa Kemmochi's dedication to innovation in toner technology exemplifies the spirit of modern invention. His contributions not only advance the technical capabilities of printers but also set new standards for quality and efficiency within the industry.

Profile summary based on public USPTO records.