Shunsuke Murai

This inventor holds 17 USPTO granted patents and 3 published patent applications, plus 2 CIPO patents and 2 EPO patents. Top assignees: Sharp Kabushiki Kaisha Corporation, Kyoto University, Stanley Electric Co., Ltd. Active years: 2013-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shunsuke Murai. Retrieved from https://idiyas.com/inventor/shunsuke-murai

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

USPTO Granted Patents = 17 (Patent Applications = 3)

% Patents Active = 41.2

CIPO Patents = 2

EPO Patents = 2 (Patent Applications = 2)

Average Co-Inventor Count = 6.1

ph-index = 4

Forward Citations = 62(Granted Patents)

Location History:

Eindhoven, NL (2015 - 2016)
Kyoto, JP (2013 - 2021)

Company Filing History:

9 out of 25,949

Sharp Kabushiki Kaisha Corporation

Stanley Electric Co., Ltd

patents

4. 2 out of 21,885

Koninklijke Philips Corporation N.v.

Stanley Electric Corporation

patents

where one patent can have more than one assignee

Years Active: 2013-2026

Loading Chart...

17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12693000 - Wavelength conversion device and illumination device (2026-07-28),

2. 12203649 - Wavelength conversion device and illumination device (2025-01-21),

3. 11060699 - Illumination device (2021-07-13),

4. 10907773 - Wavelength conversion device and light source device (2021-02-02),

5. 10732328 - Wavelength conversion apparatus and light source apparatus (2020-08-04),

6. 9982850 - Illumination device (2018-05-29),

7. 9419280 - Cathode active material, cathode and nonaqueous secondary battery (2016-08-16),

8. 9416927 - Illumination device (2016-08-16),

9. 9373844 - Positive electrode active substance containing lithium-containing metal oxide (2016-06-21),

10. 9350022 - Cathode active material, cathode and nonaqueous secondary battery (2016-05-24),

11. 9337489 - Cathode active material, cathode and nonaqueous secondary battery (2016-05-10),

12. 9293234 - Positive electrode active material, positive electrode, and nonaqueous-electrolyte secondary battery (2016-03-22),

13. 9157605 - Illumination device (2015-10-13),

14. 9017876 - Positive electrode active material, production method thereof and its use (2015-04-28),

15. 8999576 - Cathode active material, cathode and nonaqueous secondary battery (2015-04-07),

Title: Shunsuke Murai: Innovator in Wavelength Conversion Technology

Introduction

Shunsuke Murai is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of optical technology, holding a total of 16 patents. His work primarily focuses on wavelength conversion devices and illumination systems, showcasing his innovative approach to enhancing light manipulation.

Latest Patents

Among his latest patents are the wavelength conversion device and the illumination device. The wavelength conversion device features a plate-shaped wavelength converter equipped with multiple antennas. This device effectively converts the wavelength of incident light, generating and emitting wavelength-converted light. The antennas are strategically arranged on the light-emitting surface, forming an array in a designated region, while maintaining a different optical path length for varying regions. The illumination device, on the other hand, includes a light source that produces primary light with a Gaussian intensity distribution. It incorporates an intensity-distribution converting member to generate secondary light with a top-hat intensity distribution. This device also utilizes a wavelength converter to produce tertiary light, which combines secondary light and wavelength-converted light.

Career Highlights

Shunsuke Murai has worked with notable companies such as Sharp Corporation and Stanley Electric Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in optical technologies.

Collaborations

Throughout his career, Murai has collaborated with esteemed colleagues, including Koji Ohira and Motoaki Nishijima. These partnerships have fostered a creative environment that has led to innovative solutions in the field.

Conclusion

Shunsuke Murai's contributions to wavelength conversion technology and illumination devices highlight his role as a leading inventor in the optical industry. His patents reflect a commitment to advancing light manipulation techniques, making a lasting impact on the field.

Profile summary based on public USPTO records.