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Bonne Terre, MO, United States of America

David E Sisk

USPTO Granted Patents = 62 (Patent Applications = 13)

Average Co-Inventor Count = 1.1

ph-index = 14

Forward Citations = 1,111(Granted Patents)

Forward Citations (Not Self Cited) = 960(Dec 10, 2025)

Inventors with similar research interests:

Location History:

St. Francois County, MO (US) (2013)
St. Francois, MO (US) (2013 - 2015)
Boone Terre, MO (US) (2018)
Park Hills, MO (US) (2020)
Bonne Terre, MO (US) (1987 - 2024)

Company Filing History:

Bulk Tank, Inc.

Sure Seal, Inc.

Ultraflo Corporation

Tank Trailer, Inc.

Delaware Capital Foundation (dela.corp.)

6. 17 out of 832,812

Other

patents

where one patent can have more than one assignee

Years Active: 1987-2025

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Areas of Expertise:

Vacuum Filter Assembly

Butterfly Valve

Hopper Tee

Aeration Device

Integrated Tee

Unload Elbow

Pressure Molded Polymer

Filter Tube Grommet

Fluidizing Device

Directional Flow Tee

Valve Handle Extension

Screened Gasket

62 patents (USPTO):Sort by Forward CitationsExplore Patents

1. D1090791 - Filter tube holding grommet (2025-08-26),

2. 12337269 - Vacuum filter assembly for processing bulk granular material and filter mounting assembly therefore (2025-06-24),

3. 12280327 - Vacuum filter assembly for cleansing air for use in transfer of bulk, granular material as in conveying vehicles (2025-04-21),

4. 12115473 - Pressure and heat molded polymer tube with interlocking grommet (2024-10-15),

5. 12005551 - Adjustable pivot bolt for a sealed manhole clamp (2024-06-11),

6. 10766694 - Alternative bottom drop and straight tee discharge from bulk tank having various extensions for automatic and manual operations of the tee valve (2020-09-08),

7. 10753526 - Unload elbow with spherical wear pocket (2020-08-25),

8. 10150071 - Filter guide ring (2018-12-11),

9. 10145500 - Structured tee with wear pocket (2018-12-04),

10. 10040626 - Hopper tee having drop opening with arcuate closure (2018-08-07),

11. 9677672 - Butterfly valve having integral gaskets for its inlet and outlet seats (2017-06-13),

12. 9328855 - Tee and unload line with integrated cam lock (2016-05-03),

13. 9267611 - Multi-angle butterfly valve extension assembly (2016-02-23),

14. 9175796 - Hopper tee with comformable arcuate closure member (2015-11-03),

15. 9057445 - Butterfly valve disc to attain accelerated flow (2015-06-16),

Title: The Innovative Mind of David E Sisk

Introduction: David E Sisk, a talented inventor hailing from Bonne Terre, MO (US), is known for his groundbreaking contributions to the world of innovation.

Latest Patents: David E Sisk has recently been granted several patents for his inventive creations, showcasing his dedication to pushing the boundaries of technology and design.

Career Highlights: Throughout his illustrious career, David E Sisk has consistently demonstrated a keen eye for identifying gaps in the market and developing unique solutions to address them. His innovative spirit has led to the creation of products that have revolutionized their respective industries.

Collaborations: David E Sisk has collaborated with various industry experts, researchers, and engineers to bring his ideas to life. These collaborations have not only enriched his projects but have also paved the way for new and exciting innovations.

Conclusion: In conclusion, David E Sisk stands as a testament to the power of creativity and perseverance in the world of invention. His passion for innovation continues to drive him towards new challenges and opportunities to make a lasting impact on the world.

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