David Johnson

This inventor holds 46 USPTO granted patents and 5 published patent applications, primarily in Ramp Technology. Top assignees: Lift-U, Division of Hogan Mfg., Inc., Hogan Mfg., Inc.. Active years: 2008-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David Johnson. Retrieved from https://idiyas.com/inventor/david-johnson

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

USPTO Granted Patents = 46 (Patent Applications = 5)

% Patents Active = 84.8

Average Co-Inventor Count = 1.9

ph-index = 17

Forward Citations = 685(Granted Patents)

Company Filing History:

44 out of 79

Lift-U, Division of Hogan Mfg., Inc.

Years Active: 2008-2017

Loading Chart...

Areas of Expertise:

Fold Out Ramp

Operable Ramp

Ramp Assembly

Tilt Sensor

Simulation Device

Motion Platform

Drive Assembly

Self Adjusting Latch

Counterbalance Mechanism

Articulating Assembly

Installation Method

Compact Folding

46 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9820899 - Fold out ramp (2017-11-21),

2. 9580910 - Operable ramp (2017-02-28),

3. 9430953 - Simulation device with motion stabilization (2016-08-30),

4. 9289693 - Motion platform for a simulation device (2016-03-22),

5. 9271883 - Ramp assembly with tilt sensor (2016-03-01),

6. 9169905 - Drive assembly with override mechanism (2015-10-27),

7. 9050229 - Fold out ramp (2015-06-09),

8. 9045908 - Operable ramp (2015-06-02),

9. 8943631 - Operable ramp (2015-02-03),

10. 8938837 - Ramp assembly installation method (2015-01-27),

11. 8918939 - Operable ramp (2014-12-30),

12. 8887337 - Operable ramp (2014-11-18),

13. 8869333 - Ramp assembly with tilt sensor (2014-10-28),

14. 8832893 - Operable ramp (2014-09-16),

15. 8769823 - Ramp assembly installation method (2014-07-08),

Title: The Innovative Mind of David Johnson

Introduction: David Johnson, a pioneering inventor based in Modesto, CA, has made significant contributions to the field of technology with his creative and forward-thinking approach.

Latest Patents: David Johnson holds several patents in various technological domains, including advancements in renewable energy systems, smart home devices, and medical equipment.

Career Highlights: With a career spanning over two decades, David Johnson has been at the forefront of innovation, consistently pushing the boundaries of what is possible in the tech industry. His work has not only garnered critical acclaim but has also positively impacted the lives of many around the world.

Collaborations: Throughout his career, David Johnson has collaborated with leading tech companies, research institutions, and universities to further develop and refine his inventions. These collaborations have been instrumental in bringing his groundbreaking ideas to life.

Conclusion: David Johnson's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a visionary inventor. His contributions to the tech industry continue to inspire and shape the future of technology.

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]

5 patents pending: