Louis S Glesser

This inventor holds 59 USPTO granted patents and 3 published patent applications, primarily in Knife Design (CPC class D 8 ). Top assignees: Spyderco, Inc., Other. Active years: 1978-2025.

USPTO Granted Patents = 59 (Patent Applications = 3)

% Patents Active = 100.0

Average Co-Inventor Count = 1.1

ph-index = 27

Forward Citations = 1,895(Granted Patents)

Forward Citations (Not Self Cited) = 1,754(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Redding, CA (US) (1978)
Golden, CO (US) (1980 - 2004)
Evergreen, CO (US) (1993 - 2022)

Company Filing History:

43 out of 101

Spyderco, Inc.

patents

8 out of 834,411

Other

patents

where one patent can have more than one assignee

Years Active: 1978-2025

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Areas of Expertise:

Folding Knife

Knife Handle

Rotational Locking Mechanism

Sharpening Device

Integral Sealed Power Source

Cutting Tool

Dual Bladed Knife

Writing Instrument

Puncture Resistant Blade

Self-Attaching Rope

Multi-Angled Sharpening

Pocket Knife Display

59 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12318953 - Knife with integral sealed power source (2025-06-03),

2. 12157239 - Knife with integral sealed power source (2024-12-03),

3. D944055 - Fixed blade knife (2022-02-22),

4. D929808 - Cup (2021-09-07),

5. D919379 - Fixed blade knife (2021-05-18),

6. D890578 - Fixed blade knife (2020-07-21),

7. 9943970 - Rotational wedge locking mechanism for a folding knife (2018-04-17),

8. 8393069 - Writing instrument with rotatable handles and method for making the same (2013-03-12),

9. 8147159 - Writing instrument with rotatable handles (2012-04-03),

10. D604765 - Writing instrument with rotatable handles (2009-11-24),

11. D581240 - Folding knife with an external opening mechanism (2008-11-25),

12. 6918184 - Folding knife lock with integral stop pin (2005-07-19),

13. 6751868 - Folding knife with a substantially spherical locking mechanism (2004-06-22),

14. 6553672 - Folding knife with compression locking mechanism (2003-04-29),

15. D464551 - Cutting tool (2002-10-23),

Title: Louis S. Glesser: Pioneering Inventor and Innovator

Introduction: Louis S. Glesser, a man with a relentless passion for innovation, has carved out a formidable legacy in the world of inventions. His commitment to technological advancement has solidified his position as a pioneering figure, inspiring future generations of inventors and innovators worldwide.

Latest Patents: Among Louis S. Glesser's impressive portfolio of 53 patents, his latest inventions include a Fixed Blade Knife and a Cup, showcasing his versatility and ingenuity in developing practical solutions.

Career Highlights: Throughout his illustrious career, Louis S. Glesser has made significant contributions to the field of invention. Having worked at Spyderco, Inc. and other renowned companies, he has demonstrated his expertise in translating ideas into tangible products that enhance everyday life.

Collaborations: Louis S. Glesser's collaborative spirit is evident in his partnerships with coworkers such as Eric G. Glesser and Craig S. Douglas. Through teamwork and shared dedication to innovation, they have brought forth groundbreaking inventions that push the boundaries of technological possibilities.

Conclusion: Louis S. Glesser's unwavering dedication to innovation and his remarkable track record of patents stand as a testament to his pioneering spirit. His legacy will continue to inspire and shape the landscape of the invention for generations to come, reinforcing his status as a true icon in the world of inventors and innovators.