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For the Inventor, By the Inventor

Toyonaka, Japan

Kouji Toishi

This inventor holds 10 USPTO granted patents. Top assignee: Sumitomo Chemical Company, Limited. Active years: 1999-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kouji Toishi. Retrieved from https://idiyas.com/inventor/kouji-toishi

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

USPTO Granted Patents = 10

% Patents Active = 80.0

Average Co-Inventor Count = 2.9

ph-index = 4

Forward Citations = 106(Granted Patents)


Location History:

  • Hannan, JP (1999 - 2006)
  • Toyonaka, JP (2006 - 2009)

Company Filing History:

goldMedal10 out of 6,964 
 
Sumitomo Chemical Company, Limited
 patents

Years Active: 1999-2009

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10 patents (USPTO):Explore Patents
1. 7579497 - Salt suitable for an acid generator and a chemically amplified resist composition containing the same (2009-08-25),
2. 7304175 - Salt suitable for an acid generator and a chemically amplified resist composition containing the same (2007-12-04),
3. 7132218 - Chemically amplified positive resist composition (2006-11-07),
4. 7129014 - Positive resist composition (2006-10-31),
5. 6893792 - Positive resist composition (2005-05-17),
6. 6222023 - Bisazo compounds and process for dyeing or printing using them (2001-04-24),
7. 6214977 - Bisazo compounds and process for dyeing or printing using them (2001-04-10),
8. 5998591 - Fiber-reactive bisazo compound (1999-12-07),
9. 5962655 - Monoazo compound and an intermediate for a fiber-reactive dye compound (1999-10-05),
10. 5886159 - Bisazo compound and method for dyeing or printing fibrous materials (1999-03-23),

Title: Kouji Toishi: Pioneering Inventor from Toyonaka

Introduction: Kouji Toishi is a renowned inventor hailing from Toyonaka, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Kouji Toishi holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Kouji Toishi has worked with leading research institutions and tech companies, playing a pivotal role in the development of cutting-edge solutions that have revolutionized various industries.

Collaborations: Throughout his career, Kouji Toishi has collaborated with top engineers, scientists, and inventors from around the world, fostering a culture of innovation and knowledge sharing that has led to the creation of impactful technologies.

Conclusion: Kouji Toishi's passion for innovation and his relentless pursuit of excellence have solidified his position as a trailblazer in the world of technology, inspiring future generations of inventors to dream big and push the boundaries of what is possible.

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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