Naoki Nakatake

This inventor holds 47 USPTO granted patents and 2 published patent applications, plus 5 CIPO patents and 7 EPO patents, primarily in Image Forming Apparatus. Top assignee: Ricoh Company, Ltd.. Active years: 2006-2022.

USPTO Granted Patents = 47 (Patent Applications = 2)

% Patents Active = 51.1

CIPO Patents = 5

EPO Patents = 7 (Patent Applications = 8)

Average Co-Inventor Count = 4.7

ph-index = 5

Forward Citations = 87(Granted Patents)

Location History:

Numazu, JP (2008)
Hyougo, JP (2010)
Nishinomiya, JP (2011)
Kobe, JP (2012)
Ohta-ku, JP (2006 - 2015)
Tokyo, JP (2017 - 2019)
Hyogo, JP (2010 - 2022)

Company Filing History:

47 out of 28,915

Ricoh Company, Ltd.

patents

Years Active: 2006-2022

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Areas of Expertise:

Toner Cartridge

Developer Container

Image Forming Apparatus

Process Unit

Toner Supply Method

Electrophotographic Photoconductor

Developing Device

Powder Transport Unit

Image Developing Device

Developer Amount Detector

Color Image Forming

Toner Detection Method

47 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11506994 - Toner cartridge including a protrusion protruding from a center of a conveyance drive gear (2022-11-22),

2. 11231663 - Toner cartridge including a protrusion protruding from a center of a conveyance drive gear (2022-01-25),

3. 10816914 - Developer container for image forming apparatus (2020-10-27),

4. 10558145 - Downsized developer container with higher degree of freedom (2020-02-11),

5. 10496013 - Developing device, process cartridge, and image forming apparatus (2019-12-03),

6. 10295933 - Developer container, developing device, process unit, and image forming apparatus (2019-05-21),

7. 10175607 - Developer container including a convex portion, a rotator, and a recess (2019-01-08),

8. 9811023 - Developing device, image forming apparatus, and toner detection method (2017-11-07),

9. 9772601 - Image forming apparatus and process unit (2017-09-26),

10. 9733607 - Toner conveyance device and image forming apparatus (2017-08-15),

11. 9696657 - Developer container, developing device, process unit, and image forming apparatus (2017-07-04),

12. 9360824 - Image forming apparatus and process cartridge (2016-06-07),

13. 9280130 - Developer container, developing device, process unit, and image forming apparatus (2016-03-08),

14. 9201341 - Developer container, developing device, processing unit, image forming device, and method of manufacturing developer container (2015-12-01),

15. 9182688 - Image forming apparatus, image forming method and process cartridge (2015-11-10),

Title: Innovator Spotlight: Naoki Nakatake of Ricoh Company, Ltd.

Introduction: Naoki Nakatake is an accomplished inventor based in Hyogo, Japan. With a remarkable portfolio of 47 patents, he has made significant contributions to the field of technology and innovation. His work primarily focuses on enhancing the efficiency and functionality of toner cartridges, which are vital components in printing technology.

Latest Patents: Among his latest innovations is a toner cartridge that includes a protrusion protruding from the center of a conveyance drive gear. This design incorporates a convex portion along with a conveyance drive gear. The protrusion is specifically engineered to fit into a hole located at the rear side of the convex portion. This invention aims to improve the reliability and performance of toner cartridges in various printing applications.

Career Highlights: Naoki Nakatake has established himself as a key figure in the patent landscape through his extensive work at Ricoh Company, Ltd. His inventive spirit and commitment to advancing technology have not only led to a significant number of patents but have also positioned him as a valuable asset to his organization.

Collaborations: Throughout his career, Naoki has collaborated with notable colleagues, including Tomohiro Kubota and Yoshiyuki Shimizu. These collaborations have undoubtedly fostered innovative ideas and solutions that benefit Ricoh Company, Ltd. and its clients.

Conclusion: Naoki Nakatake exemplifies the dedication and creativity of modern inventors. With his impressive portfolio of patents and collaborative spirit, he continues to drive innovation in the realm of printing technology. His contributions are not only significant for Ricoh Company, Ltd. but also for the broader landscape of technological advancements.