David Lloyd Ripley

This inventor holds 10 USPTO granted patents and 5 published patent applications, plus 2 CIPO patents and 4 EPO patents. Top assignees: Hamilton Sundstrand Corporation, United Technologies Corporation, Sundstrand Corporation. Active years: 1990-2019.

USPTO Granted Patents = 10 (Patent Applications = 5)

% Patents Active = 100.0

CIPO Patents = 2

EPO Patents = 4 (Patent Applications = 5)

Average Co-Inventor Count = 1.8

ph-index = 5

Forward Citations = 54(Granted Patents)

Company Filing History:

5 out of 4,803

Hamilton Sundstrand Corporation

patents

4 out of 10,655

United Technologies Corporation

patents

1 out of 1,372

Sundstrand Corporation

patents

Years Active: 1990-2019

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10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10350521 - Fuel system ice and debris separator (IDS) with partial filter screen and torturous path (2019-07-16),

2. 10287028 - System and method to detect shutoff valve failures (2019-05-14),

3. 10208672 - Accumulator assisted gas turbine engine start system and methods therefor (2019-02-19),

4. 9926848 - Turbomachine fuel delivery method and assembly (2018-03-27),

5. 9316157 - Fuel system for starting an APU using a hybrid pump arrangement (2016-04-19),

6. 9206775 - Fuel preheating using electric pump (2015-12-08),

7. 9157399 - Fuel filter adapter (2015-10-13),

8. 7448220 - Torque control for starting system (2008-11-11),

9. 6289919 - Pressure regulating valve with integral damping (2001-09-18),

10. 4900233 - Reciprocating compressor providing a lubricant free compressed gas (1990-02-13),

Title: David Lloyd Ripley: Innovator in Fuel System Technologies

Introduction

David Lloyd Ripley is a notable inventor based in San Diego, CA. He has made significant contributions to the field of fuel system technologies, holding a total of 10 patents. His innovative designs focus on improving the efficiency and reliability of fuel systems.

Latest Patents

One of Ripley's latest patents is the "Fuel system ice and debris separator (IDS) with partial filter screen and torturous path." This invention features a filter that includes an outlet from a container, with the outlet being transverse to the inlet. The filter screen within the container partially surrounds the outlet and is designed to prevent the passage of particles greater in size than 40 to 6000 microns. Additionally, the filter screen provides a pressure drop of less than 0.5 psi and defines a tortuous path with a bypass around it. Another significant patent is the "System and method to detect shutoff valve failures." This system detects fuel shutoff valve failures by commanding different valves to close and monitoring changes in the system's operating conditions.

Career Highlights

Throughout his career, David Lloyd Ripley has worked with prominent companies such as Hamilton Sundstrand Corporation and United Technologies Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in fuel systems.

Collaborations

Ripley has collaborated with talented individuals in his field, including Behzad Hagshenas and Dennis E. Schmidt. These collaborations have contributed to the advancement of his projects and innovations.

Conclusion

David Lloyd Ripley is a distinguished inventor whose work in fuel system technologies has led to multiple patents and significant advancements in the industry. His innovative spirit continues to drive improvements in fuel system efficiency and reliability.