For the Inventor, By the Inventor

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Portland, OR, United States of America

Electro Scientific Industries, Inc.

USPTO Granted Patents = 382

% Expired Patents = 49.5

EPO Patents = 25

Trademarks = 7

Forward Citations = 5,908

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314 inventors (with patents filed for the assignee):

Yunlong Sun (43 out of 45 patents)

Kelly Bruland (31 out of 34 patents)

Mark Alan Unrath (29 out of 29 patents)

4. Brian W Baird (29 out of 34 patents)

5. Ho Wai Lo (24 out of 25 patents)

6. Mehmet Emin Alpay (24 out of 24 patents)

7. Hisashi Matsumoto (22 out of 23 patents)

8. Douglas John Garcia (22 out of 24 patents)

9. Richard S Harris (18 out of 19 patents)

10. Leo Benedict Baldwin (17 out of 92 patents)

11. Mark Kosmowski (17 out of 17 patents)

12. Jeffrey Howerton (17 out of 17 patents)

13. Glenn Simenson (15 out of 15 patents)

14. Jan Kleinert (14 out of 14 patents)

15. Edward J Swenson (14 out of 17 patents)

Core Competencies:

Laser Micromachining

Acousto-Optic Systems

Multi-Axis Machine Tools

Laser Processing Apparatus

Beam Steering

Optical Mark Readers

Drilling Vias

Laser Emission Control

Glass Machining

Thermal Stability

Automated Motion Control

Laser Marking

382 patents: Sort by Forward Citations

1. 12715068 - Laser-processing apparatus with debris removal system and integrated beam dump and methods of operating the same (2026-08-25),

2. 12607501 - Conditioning device for reducing positional sensitivity of laser beam on photodetector and method of using the same (2026-04-21),

3. 12576457 - Laser-processing apparatus, methods of operating the same, and methods of processing workpieces using the same (2026-03-17),

4. 12454029 - Laser processing apparatus, methods of laser-processing workpieces and related arrangements (2025-10-28),

5. 12381369 - Acousto-optic system having phase-shifting reflector (2025-08-05),

6. 12326645 - Phased-array beam steering for materials processing (2025-06-10),

7. 12263535 - Frame and exterior shrouding for laser processing system (2025-04-01),

8. 12070819 - Systems and methods for drilling vias in transparent materials (2024-08-27),

9. 12011785 - Laser-processing apparatus, methods of operating the same, and methods of processing workpieces using the same (2024-06-18),

10. 11980967 - Laser micromachining with tailored bursts of short laser pulses (2024-05-14),

11. 11738405 - Acousto-optic deflector applications in laser processing of dielectric or other materials (2023-08-29),

12. 11705686 - Acousto-optic system having phase-shifting reflector (2023-07-18),

13. 11281069 - Optically contacted acousto-optic device and method of making the same (2022-03-22),

14. 11260472 - Method and system for extending optics lifetime in laser processing apparatus (2022-03-01),

15. 11254014 - Non-contact handler and method of handling workpieces using the same (2022-02-22),

Electro Scientific Industries, Inc. is a leading provider of laser processing solutions, specializing in advanced technologies for precision micromachining. Based in Portland, Oregon, the company focuses on developing innovative systems for applications such as drilling vias, beam steering, and laser emission control. Their expertise extends to acousto-optic systems and multi-axis machine tools, catering to industries that require high accuracy and efficiency in manufacturing processes. ESI's commitment to research and development positions it at the forefront of laser technology advancements.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

382 Patents

#2 in Portland, OR

#11 in Oregon

#1,211 in US

#2,419 in the World

Portland, OR, United States of America

Electro Scientific Industries, Inc.

Forward Citations = 5,908

314 inventors:

Yunlong Sun (43 out of 45 patents)

Kelly Bruland (31 out of 34 patents)

Mark Alan Unrath (29 out of 29 patents)

4. Brian W Baird (29 out of 34 patents)

5. Ho Wai Lo (24 out of 25 patents)

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