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For the Inventor, By the Inventor

Nagano, Japan

Michinari Tsukahara

This inventor holds 26 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent, primarily in Ink Jet Technology. Top assignees: Seiko Epson Corporation, Inoac Corporation, Mikuni Color Ltd.. Active years: 1992-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Michinari Tsukahara. Retrieved from https://idiyas.com/inventor/michinari-tsukahara

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

USPTO Granted Patents = 26

% Patents Active = 50.0



Average Co-Inventor Count = 5.2

ph-index = 11

Forward Citations = 389(Granted Patents)


Location History:

  • Suwa, JP (1997 - 1999)
  • Nagano, JP (1992 - 2010)
  • Nagano-ken, JP (2004 - 2012)

Company Filing History:

goldMedal26 out of 34,268 
 
Seiko Epson Corporation
 patents
silverMedal1 out of 113 
 
Inoac Corporation
 patents
bronzeMedal1 out of 5 
 
Mikuni Color Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1992-2012

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Areas of Expertise:
Liquid Container
Ink Cartridge
Gas Absorption Device
Liquid Filling Apparatus
Ink Composition
Recycling Method
Resinous Filter
Water-Based Ink
Thermal Transfer Ink
Intermediate Transfer Method
Aqueous Pigment
26 patents (USPTO):Explore Patents
1. 8113639 - Liquid container with structure for controlling leaked liquid (2012-02-14),
2. 8057026 - Liquid container with structure for controlling leaked liquid (2011-11-15),
3. 8011772 - Liquid container (2011-09-06),
4. 7934816 - Method of filling liquid into liquid containing member, liquid filling apparatus and method of inspecting liquid containing member (2011-05-03),
5. 7699452 - Ink cartridge and method of ink injection thereinto (2010-04-20),
6. 7674322 - Gas absorption device, method of manufacturing the same, and liquid container (2010-03-09),
7. 7575312 - Ink cartridge and method of ink injection thereinto (2009-08-18),
8. 7559638 - Liquid container with a waste liquid storing portion (2009-07-14),
9. 7452062 - Liquid container with structure for controlling leaked liquid (2008-11-18),
10. 7438400 - Liquid container, liquid ejecting device, and method of checking arrangement of liquid storing packs (2008-10-21),
11. 7357498 - Method of filling liquid into liquid containing member, liquid filling apparatus and method of inspecting liquid containing member (2008-04-15),
12. 7311761 - Gas absorption device, method of manufacturing the same, and liquid container (2007-12-25),
13. 7165835 - Ink cartridge and method of ink injection thereinto (2007-01-23),
14. 6989405 - Resinous filter for ink-jet recording apparatus (2006-01-24),
15. 6966638 - Ink cartridge and assembling method of atmospheric open valve in ink cartridge (2005-11-22),

Title: The Innovative Journey of Michinari Tsukahara

Introduction:

Michinari Tsukahara, a pioneering inventor hailing from Nagano, Japan, has made significant contributions to the world of technology through his groundbreaking innovations and patents.

Latest Patents:

Tsukahara's latest patents focus on advancements in renewable energy technologies, particularly in the field of solar power efficiency and storage solutions. His innovative approach has garnered attention for its potential to revolutionize the way we harness and utilize clean energy sources.

Career Highlights:

With a career spanning over two decades, Michinari Tsukahara has established himself as a leading figure in the tech industry. His early work in semiconductor research laid the foundation for his later ventures into sustainable energy solutions. Tsukahara's commitment to pushing the boundaries of what is possible has led to numerous breakthroughs in the field.

Collaborations:

Throughout his career, Tsukahara has collaborated with top research institutions, universities, and tech companies to bring his inventions to life. His ability to work across disciplines and industries has resulted in innovative solutions that have the potential to shape the future of technology.

Conclusion:

In conclusion, Michinari Tsukahara's relentless pursuit of innovation and his dedication to creating a more sustainable future have solidified his reputation as a visionary inventor. His work continues to inspire and drive progress in the ever-evolving landscape of technology.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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