Yoshimichi Ishikawa

This inventor holds 37 USPTO granted patents and 8 published patent applications, plus 5 CIPO patents and 9 EPO patents, primarily in Electrophotographic Toner. Top assignee: Ricoh Company, Ltd.. Active years: 2010-2021.

USPTO Granted Patents = 37 (Patent Applications = 8)

% Patents Active = 43.2

CIPO Patents = 5

EPO Patents = 9 (Patent Applications = 10)

Average Co-Inventor Count = 7.6

ph-index = 5

Forward Citations = 71(Granted Patents)

Location History:

Itami, JP (2010 - 2014)
Hyogo, JP (2013 - 2021)

Company Filing History:

37 out of 28,934

Ricoh Company, Ltd.

patents

Years Active: 2010-2021

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Areas of Expertise:

Electrophotographic Toner

Image Forming Apparatus

Process Cartridge

Developing Device

Colored Resin Particles

Toner Container

Latent Electrostatic Image

Developing Roller

Toner Manufacturing

Electrostatic Image

37 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11106150 - Carrier, developer, method, and apparatus for forming electrophotographic image, and process cartridge (2021-08-31),

2. 9971260 - Toner, developing device, and process cartridge (2018-05-15),

3. 9709912 - Toner, and image forming method, process cartridge, and image forming apparatus using the toner (2017-07-18),

4. 9563140 - Toner (2017-02-07),

5. 9417541 - Toner and image forming apparatus (2016-08-16),

6. 9360824 - Image forming apparatus and process cartridge (2016-06-07),

7. 9285695 - Latent electrostatic image developing toner (2016-03-15),

8. 9268244 - Electrostatic image developing toner, image forming apparatus, image forming method, and process cartridge (2016-02-23),

9. 9182688 - Image forming apparatus, image forming method and process cartridge (2015-11-10),

10. 9098013 - Developing roller, developing device, process cartridge, and image forming apparatus (2015-08-04),

11. 8871417 - Toner, image forming apparatus, and process cartridge (2014-10-28),

12. 8691484 - Toner and method for producing the same, toner container, developer, image forming apparatus and process cartridge (2014-04-08),

13. 8647803 - Method for producing colored resin particles, colored resin particles, developer, image forming apparatus, image forming method, and process cartridge (2014-02-11),

14. 8642238 - Toner, developer and method for producing toner (2014-02-04),

15. 8623581 - Electrostatic image developing toner, developer, and image forming apparatus (2014-01-07),

Title: Yoshimichi Ishikawa: Pioneering Inventor from Itami, JP

Introduction: Yoshimichi Ishikawa is a renowned inventor hailing from Itami, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Yoshimichi Ishikawa holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous dedication to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Ishikawa has worked with leading tech companies in Japan, spearheading research and development projects that have resulted in cutting-edge inventions that have revolutionized various industries.

Collaborations: Throughout his career, Yoshimichi Ishikawa has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge exchange that has led to the creation of impactful technologies.

Conclusion: Yoshimichi Ishikawa's passion for innovation, coupled with his relentless drive to solve complex technological challenges, has solidified his position as a trailblazing inventor in the global innovation landscape.