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For the Inventor, By the Inventor

Tokyo, Japan

Motosuke Ohmi

This inventor holds 9 USPTO granted patents and 4 published patent applications. Top assignees: Sony Corporation, Sony Group Corporation. Active years: 2004-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Motosuke Ohmi. Retrieved from https://idiyas.com/inventor/motosuke-ohmi

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

USPTO Granted Patents = 9 

% Patents Active = 22.2

Average Co-Inventor Count = 3.5

ph-index = 4

Forward Citations = 68(Granted Patents)


Company Filing History:

goldMedal8 out of 58,145 
 
Sony Corporation
 patents
silverMedal1 out of 4,225 
 
Sony Group Corporation
 patents

Years Active: 2004-2026

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9 patents (USPTO):Explore Patents
1. 12739351 - Projection system, control device, and control method (2026-09-15),
2. 8408777 - Planar illumination device (2013-04-02),
3. 8253894 - Optical element, illumination device and display device (2012-08-28),
4. 8120726 - Surface light source device and display (2012-02-21),
5. 7002802 - Cooling device, electronic apparatus, display unit, and method of producing cooling device (2006-02-21),
6. 6954359 - Cooling device, electronic apparatus, display unit, and method of producing cooling device (2005-10-11),
7. 6840310 - Cooling device, electronic apparatus and acoustic apparatus, and method for producing the cooling device (2005-01-11),
8. 6801174 - Display device, producing method of electronic apparatus and display device (2004-10-05),
9. 6785135 - Cooling device, electronic apparatus, display unit, and method of producing cooling device (2004-08-31),

Title: Motosuke Ohmi: Innovator in Illumination Technology

Introduction

Motosuke Ohmi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of illumination technology, holding a total of 9 patents. His innovative designs have paved the way for advancements in optical devices and display technologies.

Latest Patents

One of Ohmi's latest patents is a planar illumination device. This device features a light guide plate composed of multiple unit light guide plates, each with a light emission surface on the front and a reflection surface on the back. The design ensures that the end surfaces of adjacent unit light guide plates are closely arranged. Additionally, it includes one or more light sources positioned on the side surface of each unit light guide plate. Another notable patent involves an optical element for an illumination device, which enables surface light emission while minimizing color unevenness.

Career Highlights

Motosuke Ohmi has had a distinguished career at Sony Corporation, where he has been instrumental in developing cutting-edge illumination technologies. His work has not only enhanced product performance but has also contributed to the overall advancement of the industry.

Collaborations

Ohmi has collaborated with notable colleagues, including Minehiro Tonosaki and Eisaku Kato. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Motosuke Ohmi's contributions to illumination technology exemplify the spirit of innovation. His patents reflect a commitment to enhancing optical devices and display technologies, making a lasting impact in the field.

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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