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For the Inventor, By the Inventor

Hitachi, Japan

Shingo Shirakawa

This inventor holds 23 USPTO granted patents, primarily in Lightning Protection Systems. Top assignees: Hitachi, Ltd., Chugoku Electric Mfg. Co., Ltd., The Chugoku Electric Power Co., Inc.. Active years: 1981-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shingo Shirakawa. Retrieved from https://idiyas.com/inventor/shingo-shirakawa

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

Calculating rank
USPTO Granted Patents = 23

% Patents Active = 100.0

Average Co-Inventor Count = 3.2

ph-index = 6

Forward Citations = 116(Granted Patents)


Company Filing History:

goldMedal22 out of 42,743 
 
Hitachi, Ltd.
 patents
silverMedal1 out of 1 
 
Chugoku Electric Mfg. Co., Ltd.
 patent
bronzeMedal1 out of 67 
 
The Chugoku Electric Power Co., Inc.
 patents
4. 1 out of 834,601 
Other
 patents
where one patent can have more than one assignee

Years Active: 1981-2003

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Areas of Expertise:
Surge Arrester
Lightning Protection
Zinc Oxide
Non-Linear Resistor
Voltage Distribution
Gas-Insulated Switchgear
Power Transmission
Ceramic Resistor
Neutral Grounding
Discharge Capability
Thyristor Valve
23 patents (USPTO):Explore Patents
1. 6525917 - Power transforming system and method (2003-02-25),
2. 6466425 - Insulating arrester capable of providing a voltage distribution that is substantially symmetrical around the center of the overall height of the arrester (2002-10-15),
3. 6407900 - Lightning protection system for wind power generation installation (2002-06-18),
4. 5959823 - Tank-type surge arrester (1999-09-28),
5. 5912792 - Mounting construction of a tank-type lightning arrester for a neutral (1999-06-15),
6. 5764129 - Ceramic resistor, production method thereof, neutral grounding resistor (1998-06-09),
7. 5680316 - Method for estimating discharge capability of zinc oxide power element, (1997-10-21),
8. 5614138 - Method of fabricating non-linear resistor (1997-03-25),
9. 5610570 - Voltage non-linear resistor and fabricating method thereof (1997-03-11),
10. 5590018 - Arrangement of arrestors in a gas-insulated switchgear (1996-12-31),
11. 5585996 - Arrestor for gas insulated switchgear (1996-12-17),
12. 5574613 - Lightning arrester having machinery built-in (1996-11-12),
13. 5561581 - Arrester and manufacturing method thereof (1996-10-01),
14. 5548468 - Surge arrester using zinc oxide elements installed in parallel, and (1996-08-20),
15. 5515231 - Thyristor valve arrester and DC power transmission thyristor valve using (1996-05-07),

Title: The Innovative Journey of Shingo Shirakawa

Introduction: Shingo Shirakawa is a renowned inventor hailing from Hitachi, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Shingo Shirakawa holds several patents in the areas of electronics, robotics, and artificial intelligence, showcasing his continuous dedication to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Shirakawa has worked with leading tech companies, including Hitachi, where he played a pivotal role in developing cutting-edge solutions that have revolutionized the industry.

Collaborations: Throughout his career, Shingo Shirakawa has collaborated with top researchers, engineers, and scientists from around the world, fostering a culture of innovation and knowledge sharing that has led to remarkable advancements in technology.

Conclusion: Shingo Shirakawa's passion for innovation, coupled with his relentless pursuit of excellence, has solidified his reputation as a visionary inventor in the realm of technology, inspiring future generations to continue pushing 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]
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