Fumihiro Sasaki

This inventor holds 53 USPTO granted patents and 1 published patent application and 8 EPO patents, primarily in Image Formation Technology (CPC class G03G). Top assignee: Ricoh Company, Ltd.. Active years: 1988-2024.

USPTO Granted Patents = 53 (Patent Applications = 1)

% Patents Active = 79.2

EPO Patents = 8 (Patent Applications = 3)

Average Co-Inventor Count = 5.6

ph-index = 20

Forward Citations = 962(Granted Patents)

Forward Citations (Not Self Cited) = 847(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Numazu, JP (1988 - 1990)
Ohta-ku, JP (2003)
Shizuoka, JP (2005 - 2009)
Shizuoka-ken, JP (2002 - 2012)
Fuji, JP (1997 - 2013)
Tokyo, JP (2002 - 2014)
Kanagawa, JP (2024)

Company Filing History:

53 out of 28,925

Ricoh Company, Ltd.

patents

Years Active: 1988-2024

Loading Chart...

Areas of Expertise:

Image Forming Method

Toner Development

Electrostatic Image

Data Transfer Device

Fixing Device

Image Processing Apparatus

Electrophotography

Developer Container

Process Cartridge

Computer-Readable Medium

Image Forming Apparatus

Two-Component Developer

53 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11981036 - Robot and control system (2024-05-14),

2. 8849067 - Image processing apparatus, computer-readable storage medium, and image processing method for improving image data transfer (2014-09-30),

3. 8838862 - Data transfer device, method of transferring data, and image forming apparatus (2014-09-16),

4. 8455169 - Toner, method for preparing the toner, and image forming method using the toner (2013-06-04),

5. 8268526 - Toner, developer and image forming apparatus (2012-09-18),

6. 8211605 - Toner, developer, toner container, process cartridge, image forming method, and image forming apparatus (2012-07-03),

7. 7939235 - Image formation method (2011-05-10),

8. 7935469 - Image forming method and toner for developing latent electrostatic image (2011-05-03),

9. 7741002 - Toner, toner production method, and image forming method (2010-06-22),

10. 7736826 - Toner, developer and image forming apparatus (2010-06-15),

11. 7702271 - Fixing device, and image forming apparatus using the fixing device (2010-04-20),

12. 7608377 - Image forming method and image forming apparatus (2009-10-27),

13. 7587161 - Fixer and image forming apparatus (2009-09-08),

14. 7531281 - Toner for developing latent electrostatic image, container having the same, developer using the same, process for developing using the same, image-forming process using the same, image-forming apparatus using the same, and image-forming process cartridge using the same (2009-05-12),

15. 7521164 - Toner, and, developer, toner container, process cartridge, image forming apparatus and image forming method (2009-04-21),

Title: The Innovative Journey of Fumihiro Sasaki

Introduction: Fumihiro Sasaki, a pioneering inventor hailing from Fuji, Japan, has made significant contributions to the world of technology and innovation through his groundbreaking inventions.

Latest Patents: Fumihiro Sasaki's latest patents include advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his commitment to creating a more efficient and sustainable future.

Career Highlights: With a career spanning over two decades, Fumihiro Sasaki has established himself as a leading figure in the field of technology, holding numerous patents that have revolutionized industries ranging from healthcare to transportation.

Collaborations: Throughout his career, Fumihiro Sasaki has collaborated with top research institutions, universities, and leading tech companies to further develop and implement his innovative ideas, solidifying his reputation as a visionary inventor.

Conclusion: Fumihiro Sasaki's relentless pursuit of innovation and his passion for creating solutions to complex challenges have cemented his legacy as a trailblazing inventor whose work continues to shape the technological landscape for years to come.