Robert Ward Carter

This inventor holds 8 USPTO granted patents and 1 published patent application, plus 1 CIPO patent and 1 EPO patent. Top assignees: Tric Tools, Inc., Wrb Company, Inc., Other. Active years: 1990-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Robert Ward Carter. Retrieved from https://idiyas.com/inventor/robert-ward-carter

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

Calculating rank

USPTO Granted Patents = 8 (Patent Applications = 1)

% Patents Active = 100.0

CIPO Patents = 1

EPO Patents = 1 (Patent Applications = 1)

Average Co-Inventor Count = 2.2

ph-index = 6

Forward Citations = 159(Granted Patents)

Location History:

Belmont, CA (US) (1990)
San Francisco, CA (US) (2001 - 2004)
Lafayette, LA (US) (2004)
Alameda, CA (US) (2014 - 2021)

Company Filing History:

3 out of 834,601

Other

patents

Years Active: 1990-2021

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11009174 - Method and apparatus for replacing underground pipe (2021-05-18),

2. 10598306 - Method and apparatus for replacing underground pipe (2020-03-24),

3. 8702349 - Pipe bursting apparatus (2014-04-22),

4. 6799923 - Trenchless water pipe replacement device and method (2004-10-05),

5. 6793442 - Device and method for trenchless replacement of underground pipe (2004-09-21),

6. 6524031 - Device and method for trenchless replacement of underground pipe (2003-02-25),

7. 6305880 - Device and method for trenchless replacement of underground pipe (2001-10-23),

8. 4957672 - Method of forming a sealing gasket for reticulated foam filter (1990-09-18),

Title: Innovations of Robert Ward Carter

Introduction

Robert Ward Carter is a notable inventor based in Alameda, CA (US). He has made significant contributions to the field of underground pipe replacement technology. With a total of 8 patents to his name, Carter's work has focused on improving efficiency and effectiveness in this area.

Latest Patents

Carter's latest patents include a method and apparatus for replacing underground pipe. This innovative pipe bursting system utilizes a bursting head assembly that is pulled by a cable. It employs a relatively small pneumatic impactor (hammer) and a relatively large cable tension to impose cyclical stress on the pipe being burst. This design leads to fatigue failure of the pipe, resulting in lower size and power requirements, as well as higher efficiency for a given set of job requirements.

Career Highlights

Throughout his career, Carter has worked with various companies, including Tric Tools, Inc. His inventions have played a crucial role in advancing the technology used in underground pipe replacement.

Collaborations

Carter has collaborated with notable individuals such as Robert Williams Carter and Maxwell Frank Darrow. Their combined expertise has contributed to the development of innovative solutions in the field.

Conclusion

Robert Ward Carter's contributions to the field of underground pipe replacement technology are significant. His innovative patents and collaborations have paved the way for more efficient methods in this essential area of infrastructure.

Profile summary based on public USPTO records.