Shigenobu Kawakami

This inventor holds 39 USPTO granted patents, primarily in Electrical Insulating Oil. Top assignee: Nippon Petrochemicals Company, Limited. Active years: 1985-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigenobu Kawakami. Retrieved from https://idiyas.com/inventor/shigenobu-kawakami

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

USPTO Granted Patents = 39

% Patents Active = 100.0

Average Co-Inventor Count = 4.4

ph-index = 11

Forward Citations = 419(Granted Patents)

Location History:

Ichikawa, JP (1985 - 1992)
Chiba, JP (1989 - 1992)

Company Filing History:

39 out of 327

Nippon Petrochemicals Company, Limited

patents

Years Active: 1985-1992

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Areas of Expertise:

Electrical Insulating Oil

Capacitors

Polymer Composition

Dibenzylbenzene

Impulse Destructive Strength

Ethylene Copolymers

Oil-Filled Capacitor

Crosslinked Materials

Refining Methods

Hydrocarbon Insulation

Impregnated Electrical Appliances

39 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5171906 - Process for treating by-product oil (1992-12-15),

2. 5134761 - Electrical insulating oil composition and capacitors prepared therewith (1992-08-04),

3. 5113029 - Electric insulating oil composition (1992-05-12),

4. 5107395 - Method of producing insulating oil comprising dibenzylbenzene (1992-04-21),

5. 5081758 - Electrical insulating oil composition and capacitors prepared therewith (1992-01-21),

6. 5081757 - Electrical insulating oil composition and capacitors prepared therewith (1992-01-21),

7. 5017733 - Electrical insulating oil composition (1991-05-21),

8. 5015793 - Electrical insulating oil composition (1991-05-14),

9. 4994539 - Method for improving impulse destructive stength of electrical (1991-02-19),

10. 4982025 - Electrical insulating oil comprising improved fraction (1991-01-01),

11. 4967028 - Electrical insulating oil composition and electrical appliances (1990-10-30),

12. 4902841 - Method for producing electrical insulating oil composition (1990-02-20),

13. 4899009 - Method for producing m-benzyltolune (1990-02-06),

14. 4870221 - Oil-filled capacitor (1989-09-26),

15. 4804729 - Electrical insulating material and power cable comprising a crosslinked (1989-02-14),

Title: The Innovative Journey of Shigenobu Kawakami

Introduction: Shigenobu Kawakami, a pioneering inventor hailing from Ichikawa, Japan, has made significant contributions to the world of innovations with his groundbreaking ideas and inventions.

Latest Patents: Shigenobu Kawakami holds several patents in various fields, including technology, engineering, and healthcare, showcasing his diverse range of expertise and creativity.

Career Highlights: Throughout his illustrious career, Shigenobu Kawakami has been recognized for his innovative spirit and problem-solving skills. His inventions have not only revolutionized industries but have also improved the quality of life for many individuals around the globe.

Collaborations: Shigenobu Kawakami has collaborated with leading research institutions, universities, and companies to further develop and implement his inventions. His collaborative efforts have led to the successful commercialization of several groundbreaking technologies.

Conclusion: In conclusion, Shigenobu Kawakami's relentless pursuit of innovation and his passion for creating solutions to complex challenges have solidified his position as a prominent figure in the world of inventions. His legacy continues to inspire aspiring inventors and researchers to push the boundaries of what is possible.

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]