Junichi Yamanouchi

This inventor holds 65 USPTO granted patents and 1 published patent application and 1 EPO patent, primarily in Inkjet Technology (CPC class 4305). Top assignees: Fuji Photo Film Company, Limited, Fujifilm Corporation, Fuji Film Co., Ltd.. Active years: 1986-2007.

USPTO Granted Patents = 65 (Patent Applications = 1)

% Patents Active = 86.2

EPO Patents = 1

Average Co-Inventor Count = 3.0

ph-index = 9

Forward Citations = 412(Granted Patents)

Forward Citations (Not Self Cited) = 388(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Ashigara, JP (1991)
Kanagawa, JP (1986 - 2007)
Minami-Ashigara, JP (1989 - 2007)

Company Filing History:

62 out of 16,458

Fuji Photo Film Company, Limited

Years Active: 1986-2007

Loading Chart...

Areas of Expertise:

Ink Composition

Inkjet Recording

Silver Halide

Image Recording

Photographic Material

Coloring Composition

Fluorocompound

Heat Coloring Polymer

Fine Polymer Particles

Tabular Silver Halide

Anti-Reflection Film

Water-Based Coating

65 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7311391 - Ink composition and ink jet recording method (2007-12-25),

2. 7256222 - Radiation-curable ink composition and image recording method (2007-08-14),

3. 7011699 - Inkjet ink, inkjet recording method and production method of inkjet ink (2006-03-14),

4. 6949670 - Fluorocompound, silver halide photographic light-sensitive material, surfactant, and water-based coating composition employing same (2005-09-27),

5. 6855195 - Ink composition and ink jet recording method (2005-02-15),

6. 6835240 - Ink compositions for inkjet recording (2004-12-28),

7. 6800673 - Ink for ink jet recording, method of producing ink for ink jet recording, and ink jet recording method (2004-10-05),

8. 6734225 - Coloring composition, ink for ink jet, and ink jet recording method (2004-05-11),

9. 6713528 - Coloring composition, ink-jet ink and ink jet recording method (2004-03-30),

10. 6685770 - Ink for ink-jet recording (2004-02-03),

11. 6682592 - Ink for ink jet recording and ink jet recording method (2004-01-27),

12. 6670410 - Color composition, ink for ink-jet recording and ink-jet recording method (2003-12-30),

13. 6589723 - Fluorocompound, silver halide photographic light-sensitive material, surfactant, and water-based coating composition employing same (2003-07-08),

14. 6376162 - Method for processing silver halide color photographic material (2002-04-23),

15. 6329121 - Image recording medium, image recording method and heat coloring polymer compound (2001-12-11),

Sure, I can help you with that! Here is a draft for the article about inventor Junichi Yamanouchi:

Title: Innovator Spotlight: Junichi Yamanouchi - Pioneering Ink Technologies

Introduction:

Junichi Yamanouchi, a prolific inventor based in Kanagawa, Japan, has made significant contributions to the field of ink technologies with an impressive portfolio of 65 patents.

Latest Patents:

Yamanouchi's latest patents include groundbreaking innovations in ink compositions and ink jet recording methods. One of his patents involves an ink composition with exceptional ejection stability, weathering resistance, and image quality, setting new standards in the industry. Another patent showcases a radiation-curable ink composition that delivers high-quality images on various materials while boasting superior curing properties and storage stability.

Career Highlights:

Having worked at distinguished companies such as Fuji Photo Film Company, Limited and Fujifilm Corporation, Yamanouchi has honed his expertise in the development of cutting-edge technologies related to inks and printing.

Collaborations:

Throughout his career, Yamanouchi has collaborated with talented individuals in the field, including notable coworkers such as Tomokazu Yasuda and Yoichi Hosoya. These collaborations have led to the successful realization of innovative projects and groundbreaking inventions.

Conclusion:

In conclusion, Junichi Yamanouchi's remarkable ingenuity and dedication to pushing the boundaries of ink technologies have solidified his position as a trailblazer in the industry. His patents continue to inspire advancements in the field, shaping the future of ink-based applications.