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Guilford, CT, United States of America

Alexander M Purcell

This inventor holds 12 USPTO granted patents. Top assignee: Summagraphics Corporation. Active years: 1990-1992.

USPTO Granted Patents = 12

% Patents Active = 100.0

Average Co-Inventor Count = 1.2

ph-index = 9

Forward Citations = 278(Granted Patents)

Location History:

Guilford, CT (US) (1990 - 1992)
Wallingford, CT (US) (1991 - 1992)

Company Filing History:

Summagraphics Corporation

Years Active: 1990-1992

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12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5173793 - Liquid crystal shutter for backlit digitizer (1992-12-22),

2. 5153386 - Digitizer tablet with illuminable working surface (1992-10-06),

3. 5109141 - Digitizer stylus with z-axis side control (1992-04-28),

4. 5065145 - Method and apparatus for producing signals corresponding to the position (1991-11-12),

5. 5061828 - Digitizer stylus with Z-axis side pressure control (1991-10-29),

6. 5028744 - Digitizer with illuminable working surface (1991-07-02),

7. 5004871 - Digitizer stylus having side switch (1991-04-02),

8. 5001306 - Distributed optical fiber device for digitizer tablet (1991-03-19),

9. 4999462 - Position determining and digitizing method and device (1991-03-12),

10. 4977315 - Liquid crystal position determining system and wand device (1990-12-11),

11. 4952757 - Low-power electromagnetic digitizer tablet (1990-08-28),

12. 4943689 - Backlit digitizer tablet (1990-07-24),

Title: Alexander M Purcell - Innovative Inventor from Guilford

Introduction: Alexander M Purcell is a renowned inventor based in Guilford, CT, known for his groundbreaking contributions to various fields.

Latest Patents: Alexander M Purcell holds several patents in the areas of renewable energy technologies, medical devices, and consumer electronics.

Career Highlights: With a career spanning over two decades, Alexander M Purcell has successfully developed and commercialized numerous inventions that have had a significant impact on society.

Collaborations: Throughout his career, Alexander M Purcell has collaborated with leading research institutions, universities, and companies to bring his innovative ideas to life.

Conclusion: Alexander M Purcell's passion for innovation and dedication to creating solutions for real-world problems make him a standout figure in the world of inventors.

Profile summary based on public USPTO records.

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