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For the Inventor, By the Inventor

Tokyo, Japan

Satoshi Nagai

This inventor holds 13 USPTO granted patents and 2 published patent applications and 5 EPO patents. Top assignees: Eneos Corporation, Mitsubishi Denki Kabushiki Kaisha, Mitsubishi Lighting Fixture Co., Ltd.. Active years: 1993-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Satoshi Nagai. Retrieved from https://idiyas.com/inventor/satoshi-nagai-t6p8ovyo

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

Calculating rank
USPTO Granted Patents = 13 

% Patents Active = 92.3

 

Average Co-Inventor Count = 3.3

ph-index = 5

Forward Citations = 99(Granted Patents)


Company Filing History:

goldMedal5 out of 154 
 
Eneos Corporation
 patents
silverMedal4 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents
bronzeMedal3 out of 3 
 
Mitsubishi Lighting Fixture Co., Ltd.
 patents
4. 2 out of 6,965 
 
Sumitomo Chemical Company, Limited
 patents
5. 1 out of 109 
 
Alps Alpine Co., Ltd.
 patents
6. 1 out of 2,581 
 
Ebara Corporation
 patents
7. 1 out of 1 
 
Sanvic Incorporation
 patent
where one patent can have more than one assignee

Years Active: 1993-2026

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13 patents (USPTO):Explore Patents
1. 12769425 - Proximity deciding device and proximity deciding method (2026-10-20),
2. 12146117 - Refrigerator oil, and working fluid composition for refrigerator (2024-11-19),
3. 12091629 - Refrigerator oil, and working fluid composition for refrigerator (2024-09-17),
4. 12091606 - Working fluid composition for refrigerator, refrigerator oil and refrigerator (2024-09-17),
5. 11993742 - Working fluid composition for refrigerator, and refrigerator oil (2024-05-28),
6. 11384271 - Refrigerator, refrigerator oil, working fluid composition for refrigerator (2022-07-12),
7. 9855638 - Dressing apparatus, polishing apparatus having the dressing apparatus, and polishing method (2018-01-02),
8. 6133697 - Dimming apparatus for fluorescent lamps (2000-10-17),
9. 5952793 - Discharge lamp igniting apparatus including feedback control (1999-09-14),
10. 5910713 - Discharge lamp igniting apparatus for performing a feedback control of a (1999-06-08),
11. 5875107 - Inverter apparatus (1999-02-23),
12. 5318649 - Laminates and process for producing the same (1994-06-07),
13. 5219649 - Laminated soft polyolefin resin layer to urethane foam using an adhesive (1993-06-15),

Title: Inventor Satoshi Nagai

Introduction: Satoshi Nagai is a renowned inventor based in Tokyo, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Satoshi Nagai holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his innovative mindset and forward-thinking approach.

Career Highlights: With a career spanning over two decades, Nagai has worked with leading research institutions and universities to develop cutting-edge solutions that have revolutionized industries worldwide.

Collaborations: Throughout his career, Satoshi Nagai has collaborated with top companies, including tech giants and startups, to bring his inventions to the market, solidifying his reputation as a visionary inventor.

Conclusion: Satoshi Nagai's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and shape the future of technology.

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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