Osaka, Japan

Hiroshi Iwasa

This inventor holds 2 USPTO granted patents. Top assignee: Fuji Oil Company Limited. Active years: 1989-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Iwasa. Retrieved from https://idiyas.com/inventor/hiroshi-iwasa-ua6c1n5s

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 = 6.5

ph-index = 2

Forward Citations = 46(Granted Patents)


Location History:

  • Sennan, JP (1989)
  • Osaka, JP (1994)

Company Filing History:


Years Active: 1989-1994

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2 patents (USPTO):Explore Patents

Title: Hiroshi Iwasa: Innovator in Edible Oil Preservation

Introduction

Hiroshi Iwasa is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of food technology, particularly in the preservation of edible oils and fats. With a total of 2 patents, Iwasa's work focuses on innovative methods that enhance the quality and longevity of food products.

Latest Patents

Iwasa's latest patents include a method for preventing refined edible oils and fats from deteriorating during transportation and storage. This method involves maintaining an atmosphere rich in nitrogen gas, with a concentration not lower than 99.5%. His second patent details a method for dry fractionation of fatty material. This process involves cooling the fatty material and fractionating it into solid and liquid fractions by introducing it into a filter chamber and maintaining it at a crystal deposition temperature.

Career Highlights

Hiroshi Iwasa is currently employed at Fuji Oil Company Limited, where he continues to develop innovative solutions in food technology. His expertise in edible oil preservation has positioned him as a key figure in the industry.

Collaborations

Iwasa has collaborated with notable colleagues, including Shoichi Takashina and Takashi Hazama, to further advance research and development in his field.

Conclusion

Hiroshi Iwasa's contributions to the preservation of edible oils and fats demonstrate his commitment to innovation in food technology. His patents reflect a deep understanding of the challenges in food preservation and offer practical solutions for the industry.

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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