William B Kerfoot

This inventor holds 56 USPTO granted patents and 5 published patent applications and 1 EPO patent, primarily in Environmental Remediation (CPC class C02F). Top assignees: Thinkvillage-Kerfoot, LLC, K-V. Associates, Inc., Kerfoot Technologies, Inc.. Active years: 1978-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: William B Kerfoot. Retrieved from https://idiyas.com/inventor/william-b-kerfoot

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 56 (Patent Applications = 5)

% Patents Active = 33.9

EPO Patents = 1 (Patent Applications = 3)

Average Co-Inventor Count = 1.0

ph-index = 21

Forward Citations = 971(Granted Patents)

Forward Citations (Not Self Cited) = 476(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Faimouth, MA (US) (2012)
Falmouth, MA (US) (1978 - 2017)

Company Filing History:

18 out of 18

Thinkvillage-Kerfoot, LLC

patents

4 out of 4

K-V. Associates, Inc.

patents

2 out of 2

Kerfoot Technologies, Inc.

patents

4. 1 out of 5

Environmental Devices Corporation

patents

5. 31 out of 834,453

Other

patents

Years Active: 1978-2017

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Areas of Expertise:

Groundwater Treatment

Microporous Diffusion

Ozone Treatment

Fracture Water Recycling

Soil Remediation

Nano-Bubble Generator

Superoxidant Poiser

Directional Sparging

Environmental Remediation

Coated Microbubbles

Gas-Water Treatment

Deep Well Sparging

56 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9694401 - Method and apparatus for treating perfluoroalkyl compounds (2017-07-04),

2. 9266073 - Treatment for recycling fracture water—gas and oil recovery in shale deposits (2016-02-23),

3. 8906241 - Enhanced reactive ozone (2014-12-09),

4. 8771507 - Directional microporous diffuser and directional sparging (2014-07-08),

5. 8678354 - Nano-bubble generator and treatments (2014-03-25),

6. 8573303 - Treatment for recycling fracture water—gas and oil recovery in shale deposits (2013-11-05),

7. 8557110 - Groundwater and subsurface remediation (2013-10-15),

8. 8302939 - Soil and water remediation system and method (2012-11-06),

9. 8225856 - Treatment for recycling fracture water—gas and oil recovery in shale deposits (2012-07-24),

10. RE43350 - Microporous diffusion apparatus (2012-05-07),

11. 8016041 - Treatment for recycling fracture water gas and oil recovery in shale deposits (2011-09-13),

12. 7666316 - Permanganate-coated ozone for groundwater and soil treatment with in-situ oxidation (2010-02-23),

13. 7666313 - Groundwater and subsurface remediation (2010-02-23),

14. 7661657 - Deep well sparging (2010-02-16),

15. 7651611 - Directional microporous diffuser and directional sparging (2010-01-26),

Title: William B Kerfoot: Pioneering Inventor from Falmouth

Introduction: William B Kerfoot is a distinguished inventor hailing from Falmouth, Massachusetts. His innovative spirit and dedication to technological advancements have led to numerous groundbreaking inventions in various fields.

Latest Patents: William B Kerfoot holds several patents in the areas of renewable energy technologies, medical devices, and consumer electronics. His recent patents focus on sustainable energy solutions and cutting-edge medical innovations.

Career Highlights: Throughout his illustrious career, William B Kerfoot has worked with top research institutions and leading companies to bring his inventions to life. His contributions have significantly impacted the fields of clean energy, healthcare, and technology.

Collaborations: William B Kerfoot has collaborated with renowned scientists, engineers, and industry experts to further develop and commercialize his inventions. His partnerships have been instrumental in bringing his ideas from concept to reality.

Conclusion: William B Kerfoot's passion for innovation and his relentless pursuit of excellence have established him as a prominent figure in the world of inventors. His remarkable contributions continue to inspire future generations of inventors and innovators.

Profile summary based on public USPTO records.