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For the Inventor, By the Inventor

Itami, Japan

Shigeru Hokuyo

This inventor holds 10 USPTO granted patents. Top assignee: Mitsubishi Denki Kabushiki Kaisha. Active years: 1979-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeru Hokuyo. Retrieved from https://idiyas.com/inventor/shigeru-hokuyo

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

USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 2.3

ph-index = 6

Forward Citations = 212(Granted Patents)


Company Filing History:

goldMedal10 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents

Years Active: 1979-1994

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10 patents (USPTO):Explore Patents
1. 5375029 - Overcurrent protection circuit of power device and semiconductor (1994-12-20),
2. 5009721 - Solar cell (1991-04-23),
3. 5009720 - Solar cell (1991-04-23),
4. 4997491 - Solar cell and a production method therefor (1991-03-05),
5. 4940496 - Solar battery device (1990-07-10),
6. 4935067 - Solar cell and fabrication method thereof (1990-06-19),
7. 4846896 - Solar cell with integral reverse voltage protection diode (1989-07-11),
8. 4304043 - Process for preparing semiconductor device _by forming reinforcing (1981-12-08),
9. 4217689 - Process for preparing semiconductor devices (1980-08-19),
10. 4177477 - Semiconductor switching device (1979-12-04),

Title: Shigeru Hokuyo: Innovator in Power Devices and Solar Technology

Introduction

Shigeru Hokuyo is a prominent inventor based in Itami, Japan. He has made significant contributions to the fields of power devices and solar technology. With a total of 10 patents to his name, Hokuyo continues to push the boundaries of innovation.

Latest Patents

Hokuyo's latest patents include an overcurrent protection circuit for power devices and advancements in solar cell technology. The overcurrent protection circuit utilizes an analog switch to connect a comparator's negative input to different reference voltages based on a control signal from a timer. This innovative design ensures that the circuit operates efficiently during transient states. Additionally, his solar cell invention features a photovoltaic section made of compound semiconductor layers, designed to work in series with other cells to produce a desired output voltage. The protective diode section enhances the solar generator's functionality by bypassing current when no light is present.

Career Highlights

Hokuyo is currently employed at Mitsubishi Electric Corporation, where he applies his expertise in developing cutting-edge technologies. His work has garnered attention for its practical applications and contributions to energy efficiency.

Collaborations

Hokuyo has collaborated with notable colleagues, including Hideo Matsumoto and Takao Oda, to further enhance his innovative projects. Their combined efforts have led to advancements in various technological domains.

Conclusion

Shigeru Hokuyo's contributions to power devices and solar technology exemplify his commitment to innovation. His patents reflect a deep understanding of engineering principles and a dedication to improving energy solutions.

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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