Kohta Sakaya

This inventor holds 27 USPTO granted patents, plus 2 CIPO patents and 2 EPO patents, primarily in Image Forming Technology. Top assignee: Ricoh Company, Ltd.. Active years: 2012-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kohta Sakaya. Retrieved from https://idiyas.com/inventor/kohta-sakaya

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

USPTO Granted Patents = 27

% Patents Active = 29.6

CIPO Patents = 2

EPO Patents = 2 (Patent Applications = 4)

Average Co-Inventor Count = 3.4

ph-index = 3

Forward Citations = 35(Granted Patents)

Location History:

Osaka, JP (2012 - 2013)
Ikeda, JP (2014)
Ohta-ku, JP (2015)
Tokyo, JP (2018)
Hyogo, JP (2014 - 2022)
Kanagawa, JP (2017 - 2024)

Company Filing History:

27 out of 28,934

Ricoh Company, Ltd.

patents

Years Active: 2012-2024

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Areas of Expertise:

Image Forming Apparatus

Toner Container

Fixing Device

Developing Device

Process Cartridge

Powder Container

Media Guide Mechanism

Developer Amount Detector

Operating Structure

Shutter Mechanism

Collecting Member

Separation Member

27 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11868064 - Image forming apparatus with a toner conveying device having a reverse-flow conveying portion (2024-01-09),

2. 11231664 - Toner container having a shutter, a lever disposed on one side, and a pivoting portion on the other side which rotate together with a common shaft (2022-01-25),

3. 10915040 - Toner container with an operating structure disposed on a first side, a shutter disposed on a second side, and a lock (2021-02-09),

4. 10564572 - Toner container with an operating structure disposed on a first side, and a shutter disposed on a second side (2020-02-18),

5. 10365584 - Toner container, developing device, process cartridge, and image forming apparatus that include a toner container contacting surface to contact with a developing device engagement releasing structure (2019-07-30),

6. 10025228 - Collecting member to collect image forming powder (2018-07-17),

7. 10025227 - Toner container, developing device, process cartridge, and image forming apparatus that include a toner container contacting surface to contact with a developing device engagement releasing structure (2018-07-17),

8. 9740147 - Separator, fixing device, and image forming apparatus (2017-08-22),

9. 9690231 - Toner container, developing device, process cartridge, and image forming apparatus that include an operating member to move a shutter for a toner outlet via a linking member (2017-06-27),

10. 9261816 - Developer amount detector, developing device, process unit, and image forming apparatus (2016-02-16),

11. 9217953 - Developing device, and image forming apparatus and process unit incorporating same (2015-12-22),

12. 9188901 - Image forming apparatus including a covered retracting mechanism (2015-11-17),

13. D740357 - Powder container (2015-10-06),

14. 9116476 - Fixing device and image forming apparatus (2015-08-25),

15. 8874021 - Media guide mechanism, fixing device and image forming apparatus incorporating same (2014-10-28),

Title: Kohta Sakaya - Innovative Inventor from Hyogo, Japan

Introduction: Kohta Sakaya is a renowned inventor hailing from Hyogo, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Kohta Sakaya holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, Kohta Sakaya has worked with leading research institutions and tech companies, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Kohta Sakaya has collaborated with top engineers, scientists, and designers from around the world, fostering a culture of innovation and excellence in all his projects.

Conclusion: Kohta Sakaya's passion for innovation, coupled with his relentless drive to push the boundaries of what is possible, has solidified his reputation as a visionary inventor in the global tech community.

Profile summary based on public USPTO records.