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For the Inventor, By the Inventor

Oita, Japan

Yukinori Haruta

This inventor holds 5 USPTO granted patents. Top assignee: Nippon Oil Fats Co., Ltd.. Active years: 1991-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yukinori Haruta. Retrieved from https://idiyas.com/inventor/yukinori-haruta

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

USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 4.4

ph-index = 2

Forward Citations = 13(Granted Patents)


Company Filing History:

goldMedal5 out of 297 
 
Nippon Oil Fats Co., Ltd.
 patents

Years Active: 1991-1993

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5 patents (USPTO):Explore Patents
1. 5274059 - Maleimide copolymer and process for preparing same (1993-12-28),
2. 5179162 - N-substituted maleimide polymer composition (1993-01-12),
3. 5164451 - Maleimide copolymer, maleimide block copolymer and method for producing (1992-11-17),
4. 5140083 - Maleimide copolymer and process for preparing same (1992-08-18),
5. 5023339 - Stabilized maleimide composition and process for preparing same (1991-06-11),
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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