Cornelis Jan Delst

This inventor holds 58 USPTO granted patents and 15 published patent applications, plus 5 CIPO patents and 20 EPO patents, primarily in Optical Security Technology. Top assignees: Viavi Solutions Inc., Jds Uniphase Corporation, Viava Solutions Inc.. Active years: 2011-2026.

USPTO Granted Patents = 58 (Patent Applications = 15)

% Patents Active = 98.3

CIPO Patents = 5

EPO Patents = 20 (Patent Applications = 37)

Average Co-Inventor Count = 2.5

ph-index = 4

Forward Citations = 77(Granted Patents)

Forward Citations (Not Self Cited) = 33(Dec 10, 2025)

Location History:

Fairfax, VA (US) (2021)
Fairfax, CA (US) (2011 - 2024)

Company Filing History:

Jds Uniphase Corporation

4. 1 out of 834,453

Other

patents

Years Active: 2011-2026

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Areas of Expertise:

Electrostatic Printing

Security Ink

Asymmetric Pigment

Optical Security Element

Color Shifting Pigment

Magnetically-Orientable Flakes

Reflective Particles

Microstructured Device

Interference Pigments

Durable Optical Pigment

Magnetic Multilayer Pigment

Pigment Composition

58 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12698399 - Composition including reflective particles (2026-08-04),

2. 12692397 - Composition including dual cavity color shifting pigments (2026-07-28),

3. 12632002 - Optical security device based on a surface of revolution (2026-05-19),

4. 12566397 - Electrostatic printing method (2026-03-03),

5. 12558915 - Security ink based security feature (2026-02-24),

6. 12552940 - Asymmetric pigment (2026-02-17),

7. 12481852 - Article including an image including two or more types of pixels (2025-11-25),

8. 12365802 - Composition including a color shifting pigment having a different particle size (2025-07-22),

9. 12359072 - Pigment including an intermetallic compound (2025-07-15),

10. 12350950 - Article with angled reflective segments (2025-07-08),

11. 12344024 - Optical security element (2025-07-01),

12. 12311691 - Orienting magnetically-orientable flakes (2025-05-27),

13. 12275267 - Security pigment and optical security element (2025-04-14),

14. 12187901 - Composition including reflective particles (2025-01-07),

15. 12152152 - Security pigment (2024-11-26),

Title: The Innovative Mind of Cornelis Jan Delst

Introduction: Cornelis Jan Delst is a pioneering inventor based in Fairfax, California. His creative spirit and dedication to innovation have led to groundbreaking contributions in various fields.

Latest Patents: Cornelis Jan Delst holds several patents in the areas of renewable energy technologies, sustainable agriculture practices, and advanced medical devices.

Career Highlights: Throughout his career, Cornelis Jan Delst has been recognized for his ability to transform bold ideas into tangible inventions that have a positive impact on society. His work has been instrumental in shaping the future of multiple industries.

Collaborations: Cornelis Jan Delst has collaborated with leading research institutions, universities, and companies to further develop and commercialize his inventions. His partnerships have been crucial in bringing his visionary concepts to life.

Conclusion: Cornelis Jan Delst's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors. His legacy as a forward-thinker and problem-solver is firmly established in the annals of invention history.