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Dennis Wayne Crabtree

This inventor holds 17 USPTO granted patents and 2 EPO patents. Top assignees: Williams Fire & Hazard Control, Inc., Hyof, LP, Development & Planning Consultants, L.l.c.. Active years: 1998-2023.

USPTO Granted Patents = 17

% Patents Active = 88.2

EPO Patents = 2

Average Co-Inventor Count = 2.1

ph-index = 7

Forward Citations = 115(Granted Patents)

Location History:

Beaumont, TX (US) (1998 - 2014)
Leawood, KS (US) (2018)
Overland Park, KS (US) (2020 - 2023)

Company Filing History:

9 out of 16

Williams Fire & Hazard Control, Inc.

Development & Planning Consultants, L.l.c.

patent

4. 1 out of 1

Willaims Fire & Hazard Control, Inc.

patent

5. 5 out of 834,307

Other

patents

where one patent can have more than one assignee

Years Active: 1998-2023

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17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11639318 - Organic liquid fertilizer (2023-05-02),

2. 11639317 - Organic liquid fertilizer (2023-05-02),

3. 10889528 - Organic liquid fertilizer (2021-01-12),

4. 10556837 - Organic liquid fertilizer (2020-02-11),

5. 10023501 - Organic liquid fertilizer and process of making (2018-07-17),

6. 8794255 - Additive proportioning system (2014-08-05),

7. 8002203 - Fire fighting nozzle and method including pressure regulation, chemical and eduction features (2011-08-23),

8. 7784709 - Fire fighting nozzle and method including pressure regulation, chemical and eduction features (2010-08-31),

9. 7464766 - Ranger/hybrid automatic self-metering nozzle, with ratio-selectable and flow meter features (2008-12-16),

10. 7207391 - Selectable fixed flow large scale fire fighting nozzle with selectable additive proportioning and light weight cost effective construction (2007-04-24),

11. 7140552 - System for automatic self-proportioning of foam concentrate into fire fighting fluid variable flow conduit (2006-11-28),

12. 7048207 - Fire fighting nozzle and method including pressure regulation, chemical and eduction features (2006-05-23),

13. 6749027 - Fire fighting nozzle and method including pressure regulation, chemical and education features (2004-06-15),

14. 6659187 - Self metering foam proportioning system (2003-12-09),

15. 5979564 - Fluid additive supply system for fire fighting mechanisms (1999-11-09),

Title: Inventor Dennis Wayne Crabtree

Introduction: Dennis Wayne Crabtree is a prolific inventor based in Beaumont, Texas. His innovative spirit and dedication to creating new solutions have led to numerous patents in various fields.

Latest Patents: Dennis Wayne Crabtree's latest patents include inventions in the automotive industry, focusing on improving engine efficiency and safety features. Additionally, he has patented new technologies in the field of renewable energy, contributing to a more sustainable future.

Career Highlights: Throughout his career, Dennis Wayne Crabtree has been recognized for his groundbreaking inventions. His work has significantly impacted industries such as transportation, energy, and consumer electronics. His patents have not only improved existing products but have also paved the way for new technological advancements.

Collaborations: Dennis Wayne Crabtree has collaborated with leading companies in the development and implementation of his inventions. His partnerships have been instrumental in bringing his ideas to life and making a tangible impact on the market.

Conclusion: Dennis Wayne Crabtree's passion for innovation and his relentless pursuit of new ideas have established him as a prominent figure in the world of inventors. His contributions continue to inspire future generations of innovators to push the boundaries of what is possible.

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