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For the Inventor, By the Inventor

Tokyo, Japan

Isao Yoneoka

This inventor holds 11 USPTO granted patents and 1 published patent application. Top assignee: Mitsubishi Electric Corporation. Active years: 2014-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Isao Yoneoka. Retrieved from https://idiyas.com/inventor/isao-yoneoka

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

USPTO Granted Patents = 11 

% Patents Active = 18.2

Average Co-Inventor Count = 3.3

ph-index = 4

Forward Citations = 30(Granted Patents)


Company Filing History:

goldMedal11 out of 16,602 
 
Mitsubishi Electric Corporation
 patents

Years Active: 2014-2020

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11 patents (USPTO):Explore Patents
1. 10726769 - LED display device and drive device (2020-07-28),
2. 9743476 - Light source control device and light source control method (2017-08-22),
3. 9591720 - LED display apparatus (2017-03-07),
4. 9445484 - Multi-screen display apparatus and luminance control method (2016-09-13),
5. 9392239 - Multi-screen display apparatus (2016-07-12),
6. 9370082 - Light source control apparatus and light source control method (2016-06-14),
7. 9207526 - Project type video display having a plurality of light sources and a controller rotating an active group of the plurality of light sources (2015-12-08),
8. 9148615 - Video display device and multi-screen display device (2015-09-29),
9. 9131585 - Light source control device and light source control method (2015-09-08),
10. 8810478 - Multi-screen display device (2014-08-19),
11. 8801196 - Multi-screen display apparatus that determines common target brightness for controlling multiple light sources (2014-08-12),

Title: Isao Yoneoka: Innovator in LED Technology

Introduction

Isao Yoneoka is a prominent inventor based in Tokyo, Japan, known for his significant contributions to LED technology. With a total of 11 patents to his name, Yoneoka has made strides in developing devices that enhance the efficiency and functionality of LED displays.

Latest Patents

Yoneoka's latest patents include an LED display device and a drive device aimed at reducing power consumption. The LED display device features voltage supply parts that can provide multiple types of voltages, allowing for efficient operation of the LED display. The driver in this device controls the lighting of an LED array by switching combinations of groups under time-sharing control. Another notable patent is a light source control device that includes a constant-current circuit, which supplies current to multiple LEDs. This device can detect faults in the LEDs and adjust the current accordingly, ensuring optimal performance.

Career Highlights

Yoneoka is currently employed at Mitsubishi Electric Corporation, where he continues to innovate in the field of LED technology. His work has not only advanced the capabilities of LED displays but has also contributed to energy-saving solutions in lighting technology.

Collaborations

Yoneoka has collaborated with notable colleagues such as Yoshinori Asamura and Takashi Matoba, further enhancing the innovative environment at Mitsubishi Electric Corporation.

Conclusion

Isao Yoneoka's contributions to LED technology exemplify the impact of innovation in modern electronics. His patents reflect a commitment to improving energy efficiency and functionality in lighting 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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