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For the Inventor, By the Inventor

Fujisawa, Japan

Yasushi Toma

This inventor holds 19 USPTO granted patents and 4 published patent applications and 1 EPO patent. Top assignees: Ebara Corporation, Other. Active years: 1999-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasushi Toma. Retrieved from https://idiyas.com/inventor/yasushi-toma

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

USPTO Granted Patents = 19 

% Patents Active = 78.9

 

Average Co-Inventor Count = 6.3

ph-index = 6

Forward Citations = 128(Granted Patents)


Location History:

  • Kawasaki, JP (1999)
  • Osaka, JP (2002 - 2005)
  • Settsu, JP (2004 - 2007)
  • Fujisawa, JP (2006 - 2009)
  • Kanagawa, JP (2007 - 2012)
  • Tokyo, JP (2013 - 2018)

Company Filing History:

goldMedal16 out of 2,576 
 
Ebara Corporation
 patents
silverMedal5 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1999-2026

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19 patents (USPTO):Explore Patents
1. 12656280 - Method of evaluating primary optical system of electron beam observation device, evaluation device used therefor, and method of manufacturing same (2026-06-16),
2. 10157722 - Inspection device (2018-12-18),
3. 10002740 - Inspection device (2018-06-19),
4. 8946629 - Inspection apparatus (2015-02-03),
5. 8742344 - Inspection apparatus (2014-06-03),
6. 8497476 - Inspection device (2013-07-30),
7. 8133380 - Method for regenerating ion exchanger (2012-03-13),
8. 7638030 - Electrolytic processing apparatus and electrolytic processing method (2009-12-29),
9. 7563356 - Composite processing apparatus and method (2009-07-21),
10. 7527723 - Electrolytic processing apparatus and electrolytic processing method (2009-05-05),
11. 7427345 - Method and device for regenerating ion exchanger, and electrolytic processing apparatus (2008-09-23),
12. 7255778 - Electrochemical machining method and apparatus (2007-08-14),
13. 7208076 - Substrate processing apparatus and method (2007-04-24),
14. 7101465 - Electrolytic processing device and substrate processing apparatus (2006-09-05),
15. 6875335 - Electrolytic machining method and apparatus (2005-04-05),

Title: Inventor Yasushi Toma: Pioneering Innovations in Fujisawa

Introduction: Yasushi Toma is a renowned inventor hailing from Fujisawa, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Yasushi Toma's latest patents include cutting-edge advancements in artificial intelligence, renewable energy technologies, and sustainable materials.

Career Highlights: With a career spanning over two decades, Yasushi Toma has worked with leading research institutions and tech companies to develop solutions that have revolutionized various industries.

Collaborations: Throughout his career, Yasushi Toma has collaborated with top engineers, scientists, and designers from around the world, fostering a culture of creativity and excellence in all his projects.

Conclusion: Yasushi Toma's relentless pursuit of innovation and his passion for creating a better future through technology make him a true visionary in the world of inventions.

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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