Eiichiro Shimizu

This inventor holds 96 USPTO granted patents, plus 1 CIPO patent and 9 EPO patents, primarily in Liquid Container Technology (CPC class B41J2-175). Top assignees: Canon Kabushiki Kaisha, Kyoraku Co., Ltd., Other. Active years: 1995-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiichiro Shimizu. Retrieved from https://idiyas.com/inventor/eiichiro-shimizu

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

Calculating rank

USPTO Granted Patents = 96

% Patents Active = 81.3

CIPO Patents = 1

EPO Patents = 9 (Patent Applications = 1)

Average Co-Inventor Count = 4.8

ph-index = 29

Forward Citations = 2,143(Granted Patents)

Forward Citations (Not Self Cited) = 1,974(Dec 10, 2025)

Inventors with similar research interests:

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Location History:

Urawa, JP (1995 - 2002)
Kanagawa-ken, JP (2002 - 2004)
Kanagawa, JP (2002 - 2005)
Yokohama, JP (2001 - 2014)
Fukushima, JP (2014)
Hong Kong, CN (2005 - 2015)

Company Filing History:

95 out of 93,344

Canon Kabushiki Kaisha

1 out of 834,708

Other

patents

where one patent can have more than one assignee

Years Active: 1995-2015

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Areas of Expertise:

Liquid Container

Ink Tank

Manufacturing Method

Ink Jet Recording Apparatus

Liquid Supply System

Gas-Liquid Exchange

Sealing Jacket

Recording Liquid Feed Path

Connection Unit

Ink-Absorbing Member

Fibrous Material

Liquid Ejection

96 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9090077 - Liquid container (2015-07-28),

2. 8764171 - Liquid container (2014-07-01),

3. D699284 - Ink tank for printer (2014-02-11),

4. 8646887 - Liquid cartridge and liquid jet apparatus (2014-02-11),

5. 8628179 - Liquid container and manufacturing method therefor (2014-01-14),

6. 8376535 - Liquid container (2013-02-19),

7. D656183 - Ink tank for printer (2012-03-20),

8. 8136930 - Liquid container and manufacturing method therefor (2012-03-20),

9. 8091998 - Liquid container and manufacturing method therefor (2012-01-10),

10. 7717541 - Liquid container (2010-05-18),

11. 7562953 - Recording liquid container, ink jet recording apparatus, and cartridge collecting apparatus (2009-07-21),

12. 7552837 - Liquid container sealing jacket, and method for unsealing liquid container fitted with liquid container jacket (2009-06-30),

13. 7470013 - Recording liquid container, ink jet recording apparatus, and cartridge collecting apparatus (2008-12-30),

14. 7434920 - Liquid container for ink jet recording apparatus with structure to promote gas-liquid exchange (2008-10-14),

15. 7303090 - Liquid container sealing jacket, and method for unsealing liquid container fitted with liquid container jacket (2007-12-04),

Certainly! Here is the article about inventor Eiichiro Shimizu:

Title: The Innovative Mind of Eiichiro Shimizu: Pioneering Liquid Container Technology

Introduction:

Eiichiro Shimizu, a prolific inventor hailing from Yokohama, Japan, has made significant contributions to the field of liquid container technology. With an impressive portfolio of 96 patents, Shimizu continues to push the boundaries of innovation in this specialized area.

Latest Patents:

Shimizu's latest patents showcase his expertise in designing liquid containers that are detachably mountable to various apparatus. These containers feature intricate details such as engaging portions, supporting members, and supply ports strategically placed for optimal liquid supply to ink jet heads. A notable feature includes a contact point for displaying crucial information related to the liquid container.

Career Highlights:

Throughout his career, Shimizu has been associated with esteemed companies such as Canon Kabushiki Kaisha and Kyoraku Co., Ltd. His tenure at these organizations provided him with valuable experience and resources to further his innovative pursuits in liquid container technology.

Collaborations:

Shimizu is known to have collaborated with talented individuals in his field, including Hajime Yamamoto and Hiroshi Koshikawa. Together, they have worked on groundbreaking projects that have influenced the landscape of liquid container technology.

Conclusion:

In conclusion, Eiichiro Shimizu stands out as a visionary inventor who has revolutionized liquid container technology. His patents and collaborations reflect a deep commitment to innovation and excellence in his field. Shimizu's contributions continue to inspire and shape the future of liquid container technology.

Profile summary based on public USPTO records.