IDiyas

For the Inventor, By the Inventor

Mishima, Japan

Masato Koyanagi

USPTO Granted Patents = 16


Average Co-Inventor Count = 3.6

ph-index = 6

Forward Citations = 88(Granted Patents)


Location History:

  • Shizuoka, JP (2005 - 2006)
  • Mishima, JP (2007 - 2015)
  • Ibaraki, JP (2015 - 2016)

Company Filing History:

goldMedal16 out of 90,594 
 
Canon Kabushiki Kaisha
 patents

Years Active: 2005-2016

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16 patents (USPTO):
1. 9256156 - Developing assembly, process cartridge, and image-forming apparatus (2016-02-09),
2. 9250564 - Developing device and image forming apparatus (2016-02-02),
3. 9213258 - Developing assembly, process cartridge, and image-forming apparatus (2015-12-15),
4. 9098014 - Developing device and image forming apparatus (2015-08-04),
5. 9098010 - Development device, process cartridge, and image forming apparatus (2015-08-04),
6. 8116668 - Toner supplying roller, developing apparatus, and image forming apparatus (2012-02-14),
7. 7711279 - Image forming apparatus with a predetermined potential difference between regions of an image bearing member (2010-05-04),
8. 7593670 - Charging device including a contact charging member with silica thereon, process cartridge including a contact charging member, and image forming apparatus including such charging member (2009-09-22),
9. 7457554 - Image forming apparatus wherein an image forming region and a non-image forming region are charged with different potentials (2008-11-25),
10. 7277659 - Image forming apparatus and seal retractor (2007-10-02),
11. 7239832 - Developer regulation member and developing apparatus (2007-07-03),
12. 7209690 - Developing apparatus (2007-04-24),
13. 7123849 - Image forming apparatus, image forming apparatus control method, cartridge, and storage medium (2006-10-17),
14. 6983120 - Cleaning blade, cleaning device, process cartridge, and image forming apparatus using them (2006-01-03),
15. 6952551 - Developer carrying member and developing apparatus (2005-10-04),

Title: Innovative Contributions of Masato Koyanagi in Imaging Technology

Introduction

Masato Koyanagi, an esteemed inventor based in Mishima, Japan, has made significant strides in the field of imaging technology. With an impressive portfolio of 16 patents, Koyanagi's innovations demonstrate his commitment to advancing the requirements of modern imaging solutions.

Latest Patents

Koyanagi's recent patents focus on the development of advanced assembly techniques, process cartridges, and image-forming apparatuses. One notable invention describes a system where the first and second dielectric portions, along with colored particles, possess negative polarity. A carefully engineered regulating portion and the externally added particles feature positive polarity. The triboelectric series detailed in this patent emphasizes the relationships among these components, enhancing the efficiency of the imaging process.

Another impactful patent details a developing device that includes a developer-bearing member which serves to supply a developer to an image-bearing member characterized by dual dielectric portions. The invention introduces a regulating member that effectively controls the thickness of the developer layer, along with a flexible sheet-like charging auxiliary member. This innovation is positioned strategically between the first and second dielectric portions to optimize the charging process of the developer, further pushing the boundaries of imaging technology.

Career Highlights

Masato Koyanagi has dedicated his career to Canon Kabushiki Kaisha, a leading company in imaging and printing solutions. His work has not only contributed to the company's robust portfolio but has also influenced the broader landscape of the imaging technology sector.

Collaborations

Throughout his career, Koyanagi has collaborated with industry peers, including Tetsuya Kobayashi and Shinya Yamamoto. These partnerships reflect the collaborative spirit of innovation that drives advancements in technology.

Conclusion

In conclusion, Masato Koyanagi's contributions to imaging technology are marked by his inventive spirit and dedication to enhancing imaging solutions. His patents not only demonstrate innovative thinking but also showcase a commitment to improving technology for users worldwide. As he continues his work at Canon, his influence on the field remains significant and inspiring.

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