Santa Rosa, CA, United States of America

Scott E Duncan

This inventor holds 21 USPTO granted patents and 2 published patent applications, primarily in Plumbing Innovations. Top assignees: Mcp Industries, Inc., E-Ticket Enterprises, LLC, Advantedge LLC. Active years: 1998-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Scott E Duncan. Retrieved from https://idiyas.com/inventor/scott-e-duncan

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

USPTO Granted Patents = 21 

% Patents Active = 61.9

Average Co-Inventor Count = 1.0

ph-index = 8

Forward Citations = 167(Granted Patents)


Location History:

  • Anaheim, CA (US) (2005)
  • Santa Rosa, CA (US) (1998 - 2017)

Company Filing History:


Years Active: 1998-2017

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Areas of Expertise:
Wax Free Installation
Toilet Assembly
Tear-Out Coupling
Bladder Stopper
Remote Control
Magnetic Stopper
Paper Cup Dispenser
Air Gap Pipe
Faucet Template
Conduit Support
Test Plug
Soap Dispenser
21 patents (USPTO):Explore Patents

Title: Scott E Duncan: Innovator in Wax Free Toilet Installations

Introduction

Scott E Duncan, a prolific inventor based in Santa Rosa, CA, holds an impressive portfolio of 21 patents. His work focuses primarily on innovative solutions to improve plumbing systems, particularly in the realm of toilet installations. His latest inventions reflect the creative approaches he takes to address common issues in this domain.

Latest Patents

One of Duncan's notable patents is for a "Floating Nipple Assembly for Wax Free Installation of New and Existing Toilets." This innovative assembly comprises a set of floating nipples or threaded adapter sleeves which feature inner voids and outer male threads. The design includes a seal body with ear assemblies that define ear voids with inner female threads, allowing closet bolts to be inserted through a soil pipe flange. This system facilitates the wax-free installation of toilets, providing the convenience to adjust the height of the seal body effortlessly by merely rotating the floating nipples.

Another significant patent is the "Wax Free Systems with Springs for New and Existing Toilets." This invention integrates a wax-free pop-up seal with a spring or resilient component, enabling a non-destructive connection of a toilet to an existing soil pipe flange. Designed to accommodate both smaller and larger diameter soil pipe flanges, this pop-up seal system allows for seamless height adjustment, making it ideal for retrofit installations as well as new constructions.

Career Highlights

Throughout his career, Scott E Duncan has worked with companies such as MCP Industries, Inc., where he further honed his skills in product development and innovative design. His contributions in the field have led to significant improvements in toilet installation techniques, benefiting both professionals and households alike.

Collaborations

Duncan has collaborated with notable individuals such as Ronald A Cox and Lorae A Fistor. These partnerships have enhanced the development and realization of his cutting-edge inventions, contributing to advancements in plumbing technology.

Conclusion

Scott E Duncan’s contributions to the field of plumbing innovation demonstrate his commitment to solving practical problems with inventive solutions. His patents not only improve the efficiency of toilet installations but also represent a significant leap forward in plumbing technology. With numerous accolades and a strong portfolio, Duncan continues to be a prominent figure in the world of inventions.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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