Charles D Kownacki

This inventor holds 28 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent, primarily in Pneumatic Engineering. Top assignees: Spin Master Toys, Emsco, Inc., Power Distribution Products, Inc.. Active years: 1993-2025.

USPTO Granted Patents = 28

% Patents Active = 71.4

CIPO Patents = 1

EPO Patents = 1

Average Co-Inventor Count = 1.7

ph-index = 11

Forward Citations = 531(Granted Patents)

Company Filing History:

Power Distribution Products, Inc.

patents

4. 1 out of 1

Dental Appliance Investors, Inc.

patent

5. 1 out of 9

Marvel Enterprises, Inc.

Simonton Building Products, Inc.

12. 9 out of 834,453

Other

patents

where one patent can have more than one assignee

Years Active: 1993-2025

Loading Chart...

Areas of Expertise:

Compressed-Gas Gun

Pneumatic Engine

Window Assembly

Dental Implant

Toy Vehicle

Structural Panel

Impact Resistance

Air Pumping Station

Tilt Window

Fidget Toy

Injection Molding

Garden Hose Storage

28 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12235070 - Efficient high-velocity compressed-gas-powered gun (2025-02-25),

2. 11123649 - Moov fidget toy (2021-09-21),

3. 10266303 - Light-weight structural panel construction (2019-04-23),

4. 8984820 - Geometrics window system (2015-03-24),

5. 8322103 - Faux brick with suspension system (2012-12-04),

6. 7415797 - Impact resistant tilt window assembly (2008-08-26),

7. 7178529 - Noctumal oral airway dilator (2007-02-20),

8. 7162841 - Spring clip and method of window installation (2007-01-16),

9. 6921315 - Toy vehicle having an integral pump assembly (2005-07-26),

10. 6749797 - One-piece injection molded window frame and sash (2004-06-15),

11. 6632119 - Winding device and ornithopter utilizing same (2003-10-14),

12. 6404589 - Light-weight video cassette (2002-06-11),

13. 6347623 - Toy projectile launching assembly (2002-02-19),

14. 6260265 - Circuit board stiffener (2001-07-17),

15. 6230605 - Piston-to-cylinder seal for a pneumatic engine (2001-05-15),

Title: Charles D Kownacki - Prolific Inventor from Erie, PA

Introduction: Charles D Kownacki is a renowned inventor hailing from Erie, Pennsylvania, known for his innovative contributions to various industries.

Latest Patents: Charles D Kownacki holds several patents in the fields of technology, healthcare, and consumer products, showcasing his diverse range of expertise.

Career Highlights: Throughout his career, Charles D Kownacki has been recognized for his groundbreaking inventions that have significantly impacted the way we live and work. His dedication to pushing the boundaries of innovation has led to numerous successful ventures.

Collaborations: Charles D Kownacki has collaborated with leading companies, research institutions, and universities to bring his inventions to life. His ability to work across disciplines has resulted in the development of cutting-edge technologies.

Conclusion: Charles D Kownacki's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a pioneering inventor in Erie, PA, and beyond.