Palash P Das

This inventor holds 68 USPTO granted patents, plus 1 CIPO patent and 3 EPO patents, primarily in Laser Technology (CPC class 372 ). Top assignees: Cymer, Inc., Asml Netherlands B.v., Tcz Pte. Ltd.. Active years: 1994-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Palash P Das. Retrieved from https://idiyas.com/inventor/palash-p-das

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

Calculating rank

USPTO Granted Patents = 68

% Patents Active = 88.2

CIPO Patents = 1

EPO Patents = 3 (Patent Applications = 1)

Average Co-Inventor Count = 4.3

ph-index = 30

Forward Citations = 2,511(Granted Patents)

Forward Citations (Not Self Cited) = 2,301(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Vista, CA (US) (1994 - 2013)
Oceanside, CA (US) (2012 - 2023)

Company Filing History:

Asml Netherlands B.v.

Cymer Laser Technologies

patents

5. 1 out of 1

Advanced Pulse Power Technologies, Inc.

patent

6. 1 out of 241

Carl Zeiss Industrielle Messtechnik Gmbh

patents

where one patent can have more than one assignee

Years Active: 1994-2025

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Areas of Expertise:

Optical Isolation

Lithography Lasers

Gas Discharge Laser

Laser Annealing

Pulse Timing Control

Beam Delivery

Wavelength Control

Thin Film Processing

Spectral Engineering

High Repetition Rate

Energy Efficiency

Microlithography

68 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12245350 - Optical isolation module (2025-03-04),

2. 11553582 - Optical isolation module (2023-01-10),

3. 10645789 - Optical isolation module (2020-05-05),

4. 9832855 - Optical isolation module (2017-11-28),

5. 8737438 - Systems and methods for implementing an interaction between a laser shaped as line beam and a film deposited on a substrate (2014-05-27),

6. 8362391 - Laser thin film poly-silicon annealing optical system (2013-01-29),

7. 8265109 - Systems and methods for implementing an interaction between a laser shaped as line beam and a film deposited on a substrate (2012-09-11),

8. 7884303 - Laser thin film poly-silicon annealing optical system (2011-02-08),

9. 7567607 - Very narrow band, two chamber, high rep-rate gas discharge laser system (2009-07-28),

10. 7471455 - Systems and methods for generating laser light shaped as a line beam (2008-12-30),

11. 7415056 - Confocal pulse stretcher (2008-08-19),

12. 7277188 - Systems and methods for implementing an interaction between a laser shaped as a line beam and a film deposited on a substrate (2007-10-02),

13. 7190707 - Gas discharge laser light source beam delivery unit (2007-03-13),

14. 7167499 - Very high energy, high stability gas discharge laser surface treatment system (2007-01-23),

15. 7149234 - High repetition rate gas discharge laser with precise pulse timing control (2006-12-12),

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Title: The Innovative Journey of Palash P Das: Revolutionizing Optical Technology

Introduction: Palash P Das, a prolific inventor based in Vista, CA (US), has made significant strides in the field of optical technology. With an impressive tally of 67 patents to his name, Das is a visionary in the world of photolithography and optical systems.

Latest Patents:

Das's recent patents showcase his mastery in the realm of optical isolation modules. His groundbreaking work involves an optical source for photolithography tools that emit light beams of varying wavelengths. The innovative design includes amplifiers and optical isolators with dichroic optical elements and optical modulators, paving the way for enhanced optical performance in industrial applications.

Career Highlights:

Throughout his career, Das has contributed his expertise to renowned companies such as Cymer, Inc. and Tcz Pte. Ltd. His tenure at these influential organizations has been marked by a relentless pursuit of innovation and a commitment to pushing the boundaries of optical technology.

Collaborations:

In his collaborative endeavors, Das has worked alongside esteemed colleagues such as Richard L Sandstrom and Igor Vladimirovich Fomenkov. Together, they have brought forth cutting-edge solutions and advanced the field of optical engineering through their combined efforts.

Conclusion:

In conclusion, Palash P Das stands as a trailblazer in the field of optical technology, with a remarkable track record of patents and a career dedicated to driving innovation. His contributions have not only reshaped the landscape of optical systems but have also inspired a new generation of inventors to explore the limitless possibilities of light-based technologies.

Profile summary based on public USPTO records.