Average Co-Inventor Count = 4.7

ph-index = 7

Forward Citations = 126(Granted Patents)

Location History:

Aichi-gun, JP (2004 - 2005)
Aichi, JP (2005)
Nisshin, JP (2007 - 2008)
Aichi-ken, JP (2004 - 2011)
Nagakute, JP (2017 - 2020)
Kariya, JP (2020)

Company Filing History:

6 out of 3,077

Toyoda Gosei Co., Ltd.

patents

5 out of 1,138

Kabushiki Kaisha Toyota Chuo Kenkyusho

Toyota Jidosha Kabushiki Kaisha

patents

6. 1 out of 104

Mirise Technologies Corporation

patents

where one patent can have more than one assignee

Years Active: 2004-2025

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12436414 - Optical phase modulator (2025-10-07),

2. 10739457 - Laser radar, and light receiving method of laser radar (2020-08-11),

3. 10733125 - Microcomputer (2020-08-04),

4. 9939577 - Diffraction structure, diffraction grating, diffraction grating array, optical phased array, optical modulator, optical filter, laser source (2018-04-10),

5. 9817121 - Radar apparatus and method of determining sign of velocity (2017-11-14),

6. 7907808 - Optical waveguide and method for manufacturing the same (2011-03-15),

7. 7399498 - Material composition for producing optical waveguide and method for producing optical waveguide (2008-07-15),

8. 7166322 - Optical waveguide and method for producing the same (2007-01-23),

9. 6932880 - Method of manufacturing optical waveguide device (2005-08-23),

10. 6925233 - Optical waveguide device manufacturing jig, method of manufacturing optical waveguide device by use of the same jig, and the same optical waveguide device (2005-08-02),

11. 6890589 - Self-formable optical waveguide material composition (2005-05-10),

12. 6823116 - Optical waveguide device manufacturing jig, method of manufacturing optical waveguide device by use of the same jig, and the same optical waveguide device (2004-11-23),

13. 6703188 - Method of fabricating optical waveguide structure (2004-03-09),

Title: Tatsuya Yamashita: Innovator in Optical Technologies

Introduction

Tatsuya Yamashita is a prominent inventor based in Nisshin, Japan. He has made significant contributions to the field of optical technologies, holding a total of 13 patents. His work has advanced the development of devices that utilize light in innovative ways.

Latest Patents

Among his latest patents is an optical phase modulator. This device features a rib part that extends in a specific direction, comprising an N-type first rib portion and a P-type second rib portion arranged to create a PN junction. Additionally, it includes an N-type first slab portion connected to the first rib and a P-type second slab portion connected to the second rib, forming a PN structure. Another notable patent is for a laser radar device, which includes a light source and a projection light scanner that generates transmission light for targeting objects. This device is designed to enhance the accuracy and efficiency of laser radar technology.

Career Highlights

Tatsuya Yamashita has worked with notable companies such as Toyoda Gosei Co., Ltd. and Toyota Central R&D Labs, Inc. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in optical technologies.

Collaborations

He has collaborated with esteemed colleagues, including Manabu Kagami and Yukitoshi Inui. These partnerships have fostered a creative environment that has led to the development of advanced technologies.

Conclusion

Tatsuya Yamashita's contributions to optical technologies through his patents and collaborations highlight his role as a leading inventor in the field. His innovative work continues to influence advancements in laser and optical systems.

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