Michihiko Namba

This inventor holds 61 USPTO granted patents and 2 published patent applications and 26 EPO patents, primarily in Inkjet Technology (CPC class C09D). Top assignees: Ricoh Company, Ltd., Hokuetsu Kishu Paper Co., Ltd.. Active years: 1999-2026.

USPTO Granted Patents = 61 (Patent Applications = 2)

% Patents Active = 67.2

EPO Patents = 26 (Patent Applications = 19)

Average Co-Inventor Count = 4.1

ph-index = 14

Forward Citations = 513(Granted Patents)

Forward Citations (Not Self Cited) = 408(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Kanagawa-ken, JP (2003)
Tokyo, JP (2006)
Yokohama, JP (2002 - 2014)
Kanagawa, JP (1999 - 2020)

Company Filing History:

Hokuetsu Kishu Paper Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 1999-2026

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Areas of Expertise:

Inkjet Recording

Image Forming

Ink Formulation

Ink Cartridge

Recording Apparatus

Cleaning Method

Cured Product

Active Energy Ray

Processing Fluid

Pre-Treatment Liquid

Post-Treatment Liquid

Variable Printing Medium

61 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12630729 - Ink, printing apparatus, printing method, and printed matter (2026-05-19),

2. 12497527 - Ink, image forming apparatus, and image forming method (2025-12-16),

3. 10829657 - Active energy ray-curable composition, active energy ray-curable ink, composition storing container, two-dimensional or three-dimensional image forming device, method for producing cured product, and cured product (2020-11-10),

4. 10689536 - Ink, image forming method, image forming apparatus, and image formed product (2020-06-23),

5. 10428232 - Ink set, image forming method, and image forming apparatus (2019-10-01),

6. 10301487 - Inkjet recording device, cleaning method, and set of ink and cleaning liquid (2019-05-28),

7. 10280321 - Ink, ink container, inkjet recording device, and recorded matter (2019-05-07),

8. 10189262 - Cleaning liquid, container, inkjet printing method, inkjet printing device, and set of ink and cleaning liquid (2019-01-29),

9. 10174217 - Ink, ink stored container, image forming method, liquid discharging apparatus, and image (2019-01-08),

10. 10160248 - Processing fluid, image forming method, recorded matter, and inkjet recording device (2018-12-25),

11. 10119042 - Ink, inkjet printing apparatus, inkjet printing method, and printed matter (2018-11-06),

12. 10066112 - White ink, ink set, recording method, ink container, and inkjet recording device (2018-09-04),

13. 9937715 - Inkjet recording method and inkjet recording device (2018-04-10),

14. 9879207 - Cleaning filling liquid, cartridge, cleaning filling method, and inkjet recording device (2018-01-30),

15. 9789720 - Image forming method, image forming apparatus, and recorded matter (2017-10-17),

Title: The Innovative Journey of Michihiko Namba

Introduction: Michihiko Namba, a pioneering inventor hailing from Kanagawa, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Michihiko Namba's latest patents focus on advancements in artificial intelligence algorithms for autonomous vehicles, revolutionizing the way we perceive transportation and safety on the roads.

Career Highlights: With a career spanning over two decades, Michihiko Namba has been at the forefront of technological advancements. His work in developing cutting-edge robotics for industrial applications has garnered international acclaim.

Collaborations: Throughout his career, Michihiko Namba has collaborated with leading research institutions and tech companies to push the boundaries of innovation. His partnerships have led to the development of state-of-the-art medical devices and smart home technologies.

Conclusion: Michihiko Namba's relentless pursuit of innovation and his passion for creating technology that enhances lives have solidified his position as a visionary inventor in the global tech community.