Tokyo, Japan

Yasuo Okutomi

This inventor holds 8 USPTO granted patents. Top assignees: Asahi Denka Kogyo Kabushiki Kaisha, Adeka Corporation. Active years: 1983-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuo Okutomi. Retrieved from https://idiyas.com/inventor/yasuo-okutomi

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


% Patents Active = 75.0

Average Co-Inventor Count = 2.5

ph-index = 5

Forward Citations = 53(Granted Patents)


Location History:

  • Kawagoe, JP (1983)
  • Tokyo, JP (1991 - 2008)

Company Filing History:


Years Active: 1983-2008

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8 patents (USPTO):Explore Patents

Title: The Innovative Mind of Yasuo Okutomi

Introduction: Yasuo Okutomi, a prominent inventor based in Tokyo, Japan, has made significant contributions to the field of food science through his innovative patents. With a total of 8 patents to his name, Okutomi has focused on enhancing the properties and applications of fats and whipped cream, demonstrating his dedication to culinary advancements.

Latest Patents: Two of Okutomi's most recent patents exemplify his innovative spirit. The first, titled "Fat Composition," describes a fat composition that exhibits a unique fat phase. When melted at 70°C, then held at 0°C for 30 minutes and subsequently at 5°C for 7 days, it produces stable β-form fat crystals with a two-chain-length structure. This composition remains soft even at lower temperatures and boasts a wide range of plasticity, making it particularly suitable as a roll-in fat composition without the need for special temperature control.

The second patent centers on "Whipped Cream," a formulation that minimizes the presence of spherical fat particles. This invention ensures that the whipped cream contains substantially no spherical fat particles with a diameter of 1 μm or greater. It may contain 10% or more of spherical fat particles with a diameter of 0.1 μm or smaller, or 20% by volume or more of spherical fat particles with a diameter of 0.4 μm or smaller. This innovative approach results in a smoother and more refined texture for whipped cream.

Career Highlights: Throughout his career, Yasuo Okutomi has worked with reputable companies, including Asahi Denka Kogyo Co., Ltd. and Adeka Corporation. His expertise in the food industry has propelled these companies to explore new avenues of product development, particularly in the area of fat and cream formulations.

Collaborations: Okutomi has collaborated with notable individuals in his field, including his coworkers Shinji Tanaka and Kenji Ikeda. These partnerships have fostered an environment of creativity and collaboration, leading to the development of groundbreaking inventions.

Conclusion: Yasuo Okutomi's contributions to the field of food science through his innovative patents play a vital role in advancing culinary technologies. His work in developing unique fat compositions and whipped cream formulations reflects his commitment to enhancing the quality and versatility of food products. As he continues to innovate, Okutomi's influence on the industry is sure to expand, solidifying his place as a key figure 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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