Clifford Krapfl

This inventor holds 63 USPTO granted patents and 3 published patent applications, plus 2 CIPO patents, primarily in Loudspeaker Design (CPC class G07F). Top assignees: Robert Bosch, Bissell Homecare, Inc., Bretford Manufacturing, Inc.. Active years: 2004-2024.

USPTO Granted Patents = 63 (Patent Applications = 3)

% Patents Active = 95.2

CIPO Patents = 2

Average Co-Inventor Count = 3.6

ph-index = 17

Forward Citations = 878(Granted Patents)

Forward Citations (Not Self Cited) = 810(Dec 10, 2025)

Inventors with similar research interests:

Company Filing History:

Bissell Homecare, Inc.

patents

7 out of 78

Bretford Manufacturing, Inc.

patents

4. 5 out of 196

Wki Holding Company, Inc.

patents

5. 3 out of 662

Sunbeam Products, Inc.

patents

6. 3 out of 36

The Marley Company LLC

patents

7. 3 out of 339

Wahl Clipper Corporation

Dentsply International Inc.

Arris International, Inc.

International Automotive Components Group North America, Inc.

patents

19. 1 out of 2,355

S. C. Johnson Son, Inc.

The Chamberlain Group, Inc.

patents

22. 1 out of 72

Thule Organization Solutions, Inc.

patents

where one patent can have more than one assignee

Years Active: 2004-2024

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Areas of Expertise:

Loudspeaker

Portable Loudspeaker

Grille

Vehicle Overhead Cover

Convertible Vehicle Doors

Power Pack Vending

Vacuum Cleaner

Dental Scaler

Canning Appliance

Cutlery Ergonomics

Hair Clipper

Jam Maker

63 patents (USPTO):Sort by Forward CitationsExplore Patents

1. D1047973 - Portable loudspeaker (2024-10-22),

2. D1038911 - Loudspeaker (2024-08-13),

3. D1037207 - Loudspeaker (2024-07-30),

4. D1035848 - Grille (2024-07-16),

5. D1025014 - Loudspeaker (2024-04-30),

6. D1022955 - Loudspeaker (2024-04-16),

7. D1022954 - Loudspeaker (2024-04-16),

8. 11627397 - Loudspeaker having an angled handle (2023-04-11),

9. 11465479 - Vehicle overhead cover system (2022-10-11),

10. 11390147 - Convertible vehicle doors (2022-07-19),

11. 11239674 - Power pack vending apparatus, system and method of use for charging packs with biased locking arrangement (2022-02-01),

12. D935583 - Boiler (2021-11-09),

13. D931429 - Boiler (2021-09-21),

14. D841614 - Loudspeaker (2019-02-26),

15. 10084329 - Power pack vending apparatus, system, and method of use for charging power packs with biased locking arrangement (2018-09-25),

Title: Inventor Clifford Krapfl - Revolutionizing Technology in Chicago

Introduction: Clifford Krapfl is a visionary inventor based in Chicago, IL, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Clifford Krapfl holds several patents in the areas of artificial intelligence, renewable energy, and sustainable technologies, showcasing his commitment to creating a more efficient and eco-friendly future.

Career Highlights: With a career spanning over two decades, Clifford Krapfl has worked with leading tech companies to develop cutting-edge solutions that have revolutionized industries such as healthcare, transportation, and communication.

Collaborations: Throughout his career, Clifford Krapfl has collaborated with top researchers, engineers, and scientists to bring his innovative ideas to life. His collaborative spirit has led to the successful implementation of numerous projects that have had a lasting impact on society.

Conclusion: Inventor Clifford Krapfl's passion for innovation and his dedication to pushing the boundaries of technology make him a true pioneer in the field. His work continues to inspire the next generation of inventors and shape the future of technological advancements.