Ping He

This inventor holds 78 USPTO granted patents and 2 published patent applications and 2 EPO patents, primarily in Ellipsometry Systems (CPC class G01J). Top assignees: J.a. Woollam Co., James D. Welch, Other. Active years: 1997-2025.

USPTO Granted Patents = 78 (Patent Applications = 2)

% Patents Active = 100.0

EPO Patents = 2 (Patent Applications = 2)

Average Co-Inventor Count = 3.4

ph-index = 15

Forward Citations = 820(Granted Patents)

Forward Citations (Not Self Cited) = 618(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Agoura, CA (US) (2000 - 2001)
Lincoln, NE (US) (1997 - 2024)

Company Filing History:

5 out of 834,411

Other

patents

Years Active: 1997-2025

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Areas of Expertise:

Ellipsometer

Reflectometer

Spectrophotometer

Beam Focusing

Polarimeter

Optics

Sample Investigation

Detector System

Wavelength Dispersed Beam

Intensity Maintenance

Functional Gratings

Mapping Alignment

78 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12405210 - System for, and calibration and testing of directed beam ellipsometer systems (2025-09-02),

2. 12332163 - System for, and calibration and testing of directed beam ellipsometer systems (2025-06-17),

3. 11885738 - Reflectometer, spectrophotometer, ellipsometer or polarimeter system including sample imaging system that simultaneously meet the scheimpflug condition and overcomes keystone error (2024-01-30),

4. 11675208 - Reflectometer, spectrophotometer, ellipsometer and polarimeter system with a super continuum laser source of a beam of electromagnetism, and improved detector system (2023-06-13),

5. 10989601 - Beam focusing and reflective optics (2021-04-27),

6. 10859439 - Reflectometer, spectrophotometer, ellipsometer or polarimeter system including sample imaging system that simultaneously meets scheimpflug condition and overcomes keystone error (2020-12-08),

7. 10627288 - Systems and methods for producing a more uniform intensity wavelength dispersed beam of electromagnetic radiation entering a multielement detector, while maintaining information content therein (2020-04-21),

8. 10612976 - Systems and methods for producing a more uniform intensity wavelength dispersed beam of electromagnetic radiation entering a multi-element detector, while maintaining information content therein (2020-04-07),

9. 10338362 - Beam focusing and reflecting optics with enhanced detector system (2019-07-02),

10. 10247611 - Enhanced detector operation made possible by application of a functional plurality of gratings and combination dichroic beam splitter-prisms (2019-04-02),

11. 10066989 - Information maintenance, intensity attenuation, and angle/plane of incidence control in electromagentic beams (2018-09-04),

12. 10061068 - Deviation angle self-compensating substantially achromatic retarder (2018-08-28),

13. 10018815 - Beam focusing and reflective optics (2018-07-10),

14. 9933357 - Elliposometer system with polarization state generator and polarization state analyzer in environmental chamber (2018-04-03),

15. 9921395 - Beam focusing and beam collecting optics with wavelength dependent filter element adjustment of beam area (2018-03-20),

Title: The Innovative Journey of Ping He

Introduction: Ping He, a visionary inventor based in Lincoln, NE, has made significant contributions to the field of technology with his groundbreaking inventions and patents.

Latest Patents: Ping He holds several patents in the areas of artificial intelligence, renewable energy, and biotechnology, showcasing his diverse range of expertise and innovative thinking.

Career Highlights: With a background in engineering and a passion for problem-solving, Ping He has led successful projects that have revolutionized industries and improved the lives of many. His commitment to innovation is evident in the numerous patents he has secured over the years.

Collaborations: Throughout his career, Ping He has collaborated with leading research institutions, universities, and tech companies to bring his ideas to life. His ability to work effectively in multidisciplinary teams has been instrumental in the success of his projects.

Conclusion: Ping He's relentless pursuit of innovation and his dedication to pushing the boundaries of what is possible make him a true pioneer in the world of technology. His impact on various industries is profound, and his legacy as an inventor continues to inspire future generations.