Katsuaki Oba

This inventor holds 3 USPTO granted patents. Top assignees: Shionogi Company Limited, Nitto Kasei Co., Ltd.. Active years: 1988-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuaki Oba. Retrieved from https://idiyas.com/inventor/katsuaki-oba

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

Calculating rank

USPTO Granted Patents = 3

% Patents Active = 100.0

Average Co-Inventor Count = 5.3

ph-index = 1

Forward Citations = 4(Granted Patents)

Location History:

Kouka, JP (1988)
Shiga, JP (1988 - 1990)

Company Filing History:

3 out of 1,001

Shionogi Company Limited

patents

2 out of 20

Nitto Kasei Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 1988-1990

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3 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4935408 - Organotin compounds and pesticides containing them (1990-06-19),

2. 4774235 - Organotin compounds and pesticides containing them (1988-09-27),

3. 4720488 - 2-phenylimino-1,3-thiazolidin-3-organophosphorus compounds having (1988-01-19),

Title: Katsuaki Oba: Pioneering Inventor from Shiga, JP

Introduction: Katsuaki Oba is a renowned inventor hailing from Shiga, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Katsuaki Oba holds several patents in the areas of robotics, artificial intelligence, and renewable energy, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, Katsuaki Oba has worked with leading tech companies in Japan, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Katsuaki Oba has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge-sharing.

Conclusion: Katsuaki Oba's passion for innovation, coupled with his dedication to pushing the boundaries of technology, has solidified his reputation as a trailblazing inventor in Shiga, Japan, and beyond.

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]