Company Filing History:

13 out of 2,730

Komatsu Corporation

Ushio Denki Kabushiki Kaisha

patents

4. 1 out of 832,680

Other

patents

where one patent can have more than one assignee

Years Active: 1997-2014

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18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8817839 - Two-stage laser system for aligners (2014-08-26),

2. 8476609 - Extreme ultraviolet light source device, laser light source device for extreme ultraviolet light source device, and method for controlling saturable absorber used in extreme ultraviolet light source device (2013-07-02),

3. 8116347 - Two-stage laser system for aligners (2012-02-14),

4. 8093571 - Extreme ultraviolet light source device, laser light source device for extreme ultraviolet light source device and method for controlling saturable absorber used in extreme ultraviolet light source device (2012-01-10),

5. 7957449 - Two-stage laser system for aligners (2011-06-07),

6. 7680158 - LPP type extreme ultra violet light source apparatus and driver laser for the same (2010-03-16),

7. 7649188 - LPP type extreme ultra violet light source apparatus and driver laser for the same (2010-01-19),

8. 7382816 - Two-stage laser pulse energy control device and two-stage laser system (2008-06-03),

9. 7072375 - Line-narrowed gas laser system (2006-07-04),

10. 7006538 - Apparatus for locking bending mechanism that bends reflex type wavelength selection element (2006-02-28),

11. 6879617 - Two stage laser system (2005-04-12),

12. 6785319 - Ultraviolet laser device (2004-08-31),

13. 6741627 - Photolithographic molecular fluorine laser system (2004-05-25),

14. 6560269 - Fluorine laser device (2003-05-06),

15. 6526086 - Band narrowing laser (2003-02-25),

Title: The Innovative Mind of Tatsuya Ariga

Introduction

Tatsuya Ariga, an accomplished inventor hailing from Hiratsuka, Japan, has made significant contributions to the field of laser technology, holding a remarkable total of 18 patents. His work exemplifies the fusion of creativity and technical expertise, paving the way for advancements in semiconductor manufacturing and extreme ultraviolet light sources.

Latest Patents

Among Tatsuya Ariga's recent inventions is the "Two-stage laser system for aligners." This innovation is tailored for semiconductor aligners, optimizing spatial coherence while maintaining high stability, output efficiency, and fine line width attributes of the MOPO mode. The system comprises an oscillation-stage laser and an amplification-stage laser, utilizing oscillation laser light characterized by divergence. The amplification-stage laser incorporates a Fabry-Perot etalon resonator, ensuring a stable resonator configuration.

Another notable patent is related to an "Extreme ultraviolet light source device, laser light source device for extreme ultraviolet light source device, and method for controlling saturable absorber used in extreme ultraviolet light source device." This invention facilitates stable and continuous usage of a saturable absorber even under high heat load conditions. It features a device that absorbs feeble light, employing a mixed gas system that enhances its efficiency and functionality.

Career Highlights

Throughout his career, Tatsuya has worked with leading organizations such as Komatsu Corporation and Gigaphoton Inc. His contributions in these innovative environments have proved vital in driving forward advancements in laser systems and their applications in various industries.

Collaborations

Tatsuya has collaborated with notable professionals, including Osamu Wakabayashi and Takahito Kumazaki. Working alongside these talented individuals has allowed him to further refine his ideas while bridging the gap between theoretical concepts and practical applications.

Conclusion

Tatsuya Ariga stands as a testament to the spirit of innovation. His extensive portfolio of patents highlights his commitment to advancing technology in the laser field. With each invention, he continues to inspire future generations of inventors to explore the unknown and drive technological advancements forward.

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