William J Cassarly

This inventor holds 47 USPTO granted patents and 1 published patent application, plus 2 CIPO patents, primarily in Optical Engineering. Top assignees: General Electric Company, Optical Research Associates, Avery Dennison Corporation. Active years: 1991-2026.

USPTO Granted Patents = 47 (Patent Applications = 1)

% Patents Active = 97.9

CIPO Patents = 2

Average Co-Inventor Count = 2.8

ph-index = 17

Forward Citations = 940(Granted Patents)

Location History:

Upper Merion Township, Montgomery County, PA (US) (1991)
King of Prussia, PA (US) (1991 - 1992)
Clifton Park, NY (US) (1994)
Richmond Hts., OH (US) (1997 - 1999)
Richmond Heights, OH (US) (1995 - 2001)
Lyndhurst, OH (US) (1996 - 2001)
Mason, OH (US) (2007 - 2009)
Wooster, OH (US) (2008 - 2019)

Company Filing History:

26 out of 52,359

General Electric Company

patents

11 out of 25

Optical Research Associates

patents

5 out of 1,458

Avery Dennison Corporation

Federal Signal Corporation

Ford Motor Company Limited

patents

9. 1 out of 599

Keysight Technologies, Inc.

patents

where one patent can have more than one assignee

Years Active: 1991-2026

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Areas of Expertise:

Optical Design

Light Enhancing Structures

Luminaire Efficiency

Optical Coupling

Fiberoptic Luminaire

Color Mixing

Light Distribution

Emergency Signalling

High Brightness Lighting

Tricolor Lighting

Elongate Features

Projection Lighting

47 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12646243 - Sequential ray tracing using surface sets (2026-06-02),

2. 10437049 - Optical design using freeform tailoring (2019-10-08),

3. 10151921 - Optical design using freeform tailoring (2018-12-11),

4. 9075177 - Light enhancing structures with a plurality of arrays of elongate features (2015-07-07),

5. 8348488 - Elongated solid luminaire with light-emitting portion with first and second extraction regions spatially divided along the longitudinal axis thereof (2013-01-08),

6. 7866871 - Light enhancing structures with a plurality of arrays of elongate features (2011-01-11),

7. 7777955 - Rippled mixers for uniformity and color mixing (2010-08-17),

8. 7674028 - Light enhancing structures with multiple arrays of elongate features of varying characteristics (2010-03-09),

9. 7651243 - Phosphor wheel illuminator (2010-01-26),

10. 7588342 - Lighted refrigerated display case with remote light source (2009-09-15),

11. 7549783 - Efficient luminaire with directional side-light extraction (2009-06-23),

12. 7545569 - Optical apparatus with flipped compound prism structures (2009-06-09),

13. 7374313 - Luminaire with improved lateral illuminance control (2008-05-20),

14. 7366393 - Light enhancing structures with three or more arrays of elongate features (2008-04-29),

15. 7360899 - Beamsplitting structures and methods in optical systems (2008-04-22),

Title: The Inventor William J Cassarly: Pioneering Innovations in Wooster, OH

Introduction: William J Cassarly is a distinguished inventor based in Wooster, Ohio, known for his groundbreaking contributions to various fields through his innovative creations.

Latest Patents: William J Cassarly holds several patents in the areas of renewable energy technologies, sustainable agriculture practices, and advanced manufacturing processes.

Career Highlights: With a career spanning over two decades, William J Cassarly has been at the forefront of developing cutting-edge solutions that have significantly impacted industries such as clean energy, biotechnology, and materials science.

Collaborations: Throughout his career, William J Cassarly has collaborated with leading research institutions, universities, and companies to bring his inventions to life and drive positive change in the world.

Conclusion: William J Cassarly's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and shape the future of technology and sustainability.