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For the Inventor, By the Inventor

Kawasaki, Japan

Yutaka Shikatani

This inventor holds 13 USPTO granted patents, plus 1 CIPO patent. Top assignees: Nippon Oil Company, Harima Chemicals, Incorporated, Nippon Zeon Company, Ltd.. Active years: 1984-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yutaka Shikatani. Retrieved from https://idiyas.com/inventor/yutaka-shikatani

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

USPTO Granted Patents = 13

% Patents Active = 100.0


Average Co-Inventor Count = 4.9

ph-index = 6

Forward Citations = 110(Granted Patents)


Location History:

  • Kanagawa, JP (1991 - 1992)
  • Kawasaki, JP (1990 - 1998)
  • Yokohama, JP (1984 - 1999)

Company Filing History:

goldMedal13 out of 690 
 
Nippon Oil Company
 patents
silverMedal2 out of 83 
 
Harima Chemicals, Incorporated
 patents
bronzeMedal2 out of 598 
 
Nippon Zeon Company, Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1984-1999

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13 patents (USPTO):Explore Patents
1. 5912212 - Lubricating oil composition (1999-06-15),
2. 5780399 - Oil-soluble polyester, additive for lubricating oil, and lubricating oil (1998-07-14),
3. 5723417 - Oil-soluble polyester, additive for lubricating oil, and lubricating oil (1998-03-03),
4. 5120472 - Polymer compositions (1992-06-09),
5. 5116708 - Hole transporting material (1992-05-26),
6. 5006633 - Novel compolymers and electroactive polymers derived therefrom (1991-04-09),
7. 4952667 - Novel copolymers and electroactive polymers derived from same (1990-08-28),
8. 4537938 - Process for preparing polyolefins (1985-08-27),
9. 4525552 - Process for producing polyolefins (1985-06-25),
10. 4518752 - Process for polyolefins production (1985-05-21),
11. 4507448 - Process for the production of polyolefins (1985-03-26),
12. 4451688 - Process for preparing polyolefins (1984-05-29),
13. 4450243 - Carrier for olefin polymerization catalyst (1984-05-22),

Title: Yutaka Shikatani: Innovator in Lubricating Oil Technology

Introduction

Yutaka Shikatani is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of lubricating oil compositions, holding a total of 13 patents. His innovative work focuses on enhancing the performance and longevity of lubricating oils under various conditions.

Latest Patents

One of Shikatani's latest patents involves a lubricating oil composition that includes a base oil, a specific fatty acid ester, and an auxiliary component. This composition is designed to provide a synergistic effect that inhibits oxidation and sludge formation, particularly under elevated temperature conditions. Another notable patent describes an oil-soluble polyester, which is a polycondensate prepared from various ingredients, aimed at improving the properties of lubricating oils.

Career Highlights

Throughout his career, Yutaka Shikatani has worked with notable companies such as Nippon Oil Company and Nippon Zeon Company, Ltd. His expertise in the field has led to advancements in lubricating oil technology, making him a respected figure in the industry.

Collaborations

Shikatani has collaborated with esteemed colleagues, including Kazuo Matsuura and Nobuyuki Kuroda. These partnerships have contributed to the development of innovative solutions in lubricating oil formulations.

Conclusion

Yutaka Shikatani's contributions to lubricating oil technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the industry and improve the performance of lubricating oils.

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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