Company Filing History:

8 out of 15,844

Mitsubishi Electric Corporation

patents

4 out of 1,631

Mitsubishi Electric Research Laboratories, Inc.

patents

3 out of 21,351

Mitsubishi Denki Kabushiki Kaisha

patents

where one patent can have more than one assignee

Years Active: 2003-2021

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11204467 - Integrated grating coupler (2021-12-21),

2. 11050215 - Variable wavelength laser device and variable wavelength laser device production method (2021-06-29),

3. 10962717 - Integrated grating coupler system (2021-03-30),

4. 10921525 - Grating coupler and integrated grating coupler system (2021-02-16),

5. 10838282 - Optical ring circuit with electrical filter (2020-11-17),

6. 9762029 - Semiconductor laser and optical integrated light source including the same (2017-09-12),

7. 9601906 - Wavelength-tunable light source and wavelength-tunable light source module (2017-03-21),

8. 9184568 - Wavelength variable light source and wavelength variable light source module (2015-11-10),

9. 6836489 - Method of and apparatus for controlling wavelength variable semiconductor laser without preparing a high-precision current table (2004-12-28),

10. 6690688 - Variable wavelength semiconductor laser and optical module (2004-02-10),

11. 6643309 - Semiconductor laser device (2003-11-04),

Title: Mitsunobu Gotoda: Innovator in Optical Technologies

Introduction

Mitsunobu Gotoda is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of optical technologies, holding a total of 11 patents. His work focuses on innovative devices that enhance light coupling and laser technology.

Latest Patents

Among his latest patents is the Integrated Grating Coupler. This invention features a grating coupler designed to couple a light beam to a waveguide of a chip. The coupler includes a substrate that receives the light beam and transmits it through a grating structure with curved grating lines. Another notable patent is the Variable Wavelength Laser Device, which comprises a first semiconductor chip with parallel waveguides and a second semiconductor chip that connects optically to these waveguides, forming a resonator.

Career Highlights

Mitsunobu Gotoda has worked with leading companies in the technology sector, including Mitsubishi Electric Corporation and Mitsubishi Electric Research Laboratories, Inc. His experience in these organizations has allowed him to develop cutting-edge technologies that push the boundaries of optical engineering.

Collaborations

He has collaborated with notable colleagues such as Keisuke Kojima and Toshiaki Koike-Akino, contributing to various projects that have advanced the field of optics.

Conclusion

Mitsunobu Gotoda's innovative work in optical technologies and his impressive portfolio of patents highlight his significant impact on the industry. His contributions continue to shape the future of light-based devices and applications.

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