Osaka, Japan

Haruo Tanaka

This inventor holds 6 USPTO granted patents. Top assignee: Sumitomo Chemical Company, Limited. Active years: 1981-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Haruo Tanaka. Retrieved from https://idiyas.com/inventor/haruo-tanaka-lyoz8hgg

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.7

ph-index = 4

Forward Citations = 47(Granted Patents)


Location History:

  • Hirakata, JP (1981)
  • Osaka, JP (1987 - 1992)

Company Filing History:


Years Active: 1981-1992

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6 patents (USPTO):Explore Patents

Title: Haruo Tanaka: Innovator in Paper Coating Technology

Introduction

Haruo Tanaka is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of paper coating technology, holding a total of 6 patents. His work focuses on improving the quality and functionality of paper products through innovative resin compositions.

Latest Patents

Tanaka's latest patents include a groundbreaking paper coating composition. This process involves reacting a polyalkylenepolyamine, an alicyclic dibasic carboxylic acid, a urea, and an aldehyde or alkylating agent. The resulting resin serves as a wet strength agent, enhancing the printability and overall printing effects of paper coatings. This innovation is crucial for industries that rely on high-quality printed materials.

Career Highlights

Throughout his career, Haruo Tanaka has been associated with Sumitomo Chemical Company, Limited. His expertise in resin technology has positioned him as a key player in the development of advanced paper coating solutions. His contributions have not only advanced the company's product offerings but have also set new standards in the industry.

Collaborations

Tanaka has collaborated with notable colleagues, including Hisao Takagishi and Shigeru Ura. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas, leading to the successful development of new technologies.

Conclusion

Haruo Tanaka's work in paper coating technology exemplifies the impact of innovation in enhancing product quality. His patents and collaborations continue to influence the industry, making him a significant figure in the field.

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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