Jersey Shore, PA, United States of America

Robert C Berfield

This inventor holds 146 USPTO granted patents, plus 10 CIPO patents and 1 EPO patent, primarily in Vacuum Cleaner Technology (CPC class 15353). Top assignees: Shop Vac Corporation, Mcculloch Corporation, Other. Active years: 1981-2009.

USPTO Granted Patents = 146

% Patents Active = 97.3

CIPO Patents = 10 (Patent Applications = 3)

EPO Patents = 1

Average Co-Inventor Count = 1.4

ph-index = 23

Forward Citations = 2,217(Granted Patents)

Forward Citations (Not Self Cited) = 2,101(Dec 10, 2025)

Inventors with similar research interests:

Company Filing History:

Mcculloch Corporation

patents

7 out of 834,307

Other

patents

where one patent can have more than one assignee

Years Active: 1981-2009

Loading Chart...

Areas of Expertise:

Self-Evacuating

Vacuum Cleaner

Dynamic Shaft Seal

Vaneless Impeller

Tool Holder

Rotary Flail Feeding

Pump Inlet Fitting

Hose Holder

Filter Assembly

Thermal Protection

User-Carried

Debris Access Door

146 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7513464 - Hose holder (2009-04-07),

2. 7395601 - Rotary flail feeding device (2008-07-08),

3. 7191989 - Hose holder (2007-03-20),

4. 7100776 - Wall mounted tool holder (2006-09-05),

5. D525114 - Tool holder (2006-07-18),

6. 6530116 - Vacuum cleaner with muffled detachable blower exhaust (2003-03-11),

7. 6508618 - Pump having dynamic shaft seal (2003-01-21),

8. 6499182 - Convertible blower port for vacuum cleaner (2002-12-31),

9. 6494544 - Axle and wheel mounting system for a wet/dry vacuum cleaner (2002-12-17),

10. 6485259 - Vaneless impeller housing for a vacuum cleaner (2002-11-26),

11. 6481107 - Rotary flail feeding device and method (2002-11-19),

12. 6481049 - Self-evacuating vacuum cleaner (2002-11-19),

13. 6478342 - Swivel coupling for a hose (2002-11-12),

14. 6451078 - Fitting for vacuum bags (2002-09-17),

15. 6440227 - Nozzle and method providing increased liquid lift height for a wet/dry vacuum cleaner (2002-08-27),

Title: Robert C Berfield: Inspiring Innovations in Jersey Shore

Introduction:

Robert C Berfield, a passionate inventor hailing from Jersey Shore, PA, is a true visionary whose relentless pursuit of groundbreaking ideas continues to inspire the next generation of inventors. With an impressive track record of 146 patents, Berfield has made a significant impact in the world of innovation.

Latest Patents:

Among his latest patents is the Hose Holder, a clever invention designed to store ribbed vacuum cleaner hoses and associated tubes with ease. Another notable invention is the Rotary Flail Feeding Device, which demonstrates Berfield's ingenuity in developing solutions for trimming vegetation effectively and efficiently.

Career Highlights:

Throughout his illustrious career, Berfield has showcased a remarkable talent for transforming imaginative ideas into tangible inventions. Having worked at Shop Vac Corporation and other reputable companies, Berfield has honed his skills and expertise in the field of innovation. His impressive portfolio of patents stands as a testament to his dedication and creativity.

Collaborations:

Berfield's collaborative spirit has also been instrumental in his success. Working alongside talented individuals such as Ronald F Meland and Craig A Seasholtz, Berfield has been able to bring his innovative concepts to life through teamwork and shared expertise. These collaborations have not only enhanced the quality of his inventions but have also fostered a culture of innovation in the workplace.

Conclusion:

In conclusion, Robert C Berfield's pioneering work in the realm of innovation has left an indelible mark on the industry. His passion for pushing boundaries and his unwavering commitment to excellence continue to inspire inventors around the world. As we look to the future, Berfield's legacy serves as a reminder of the power of innovation to drive positive change and shape a better tomorrow.