Frederick H Barker

This inventor holds 25 USPTO granted patents, primarily in Elevator Systems. Top assignees: Otis Elevator Company, Otis Elevator. Active years: 1997-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Frederick H Barker. Retrieved from https://idiyas.com/inventor/frederick-h-barker

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

USPTO Granted Patents = 25

% Patents Active = 100.0

Average Co-Inventor Count = 4.9

ph-index = 11

Forward Citations = 259(Granted Patents)

Company Filing History:

24 out of 2,722

Otis Elevator Company

Years Active: 1997-2006

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Areas of Expertise:

Elevator Safety Device

Shuttle Elevators

Rope Tension Monitoring

Horizontal Vibration

Passenger Transport

Multi-Level Elevators

Elevator Dispatching

Fail-Safe Movement

Loading/Unloading

Synchronized Arrival

Concrete Elevator Rail

Emergency Cab Commandeering

25 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6981575 - Concrete rail safety device for an elevator car (2006-01-03),

2. 6578673 - Concrete elevator rail and guidance system (2003-06-17),

3. 6173816 - Hallway-entered destination information in elevator dispatching (2001-01-16),

4. 6123176 - Rope tension monitoring assembly and method (2000-09-26),

5. 6038980 - Transferring freight or passenger cabs between moving bogies (2000-03-21),

6. 5969304 - Elevator system having high rise elevator without express zone (1999-10-19),

7. 5950769 - Bridge rails for horizontally moveable passenger or freight cab (1999-09-14),

8. 5924524 - Integrated, multi-level elevator shuttle (1999-07-20),

9. 5862886 - Pretorque to unload elevator car/floor locks before retraction (1999-01-26),

10. 5861586 - Horizontal and vertical passenger transport (1999-01-19),

11. 5861084 - System and method for minimizing horizontal vibration of elevator (1999-01-19),

12. 5829553 - Fail-safe movement of elevator cabs between car frames and landings (1998-11-03),

13. 5823299 - Shuttle elevators feeding local elevators (1998-10-20),

14. 5785153 - Synchronizing elevator arrival at a level of a building (1998-07-28),

15. 5773772 - Transferring elevator cabs between non-contiguous hoistways (1998-06-30),

Title: The Legacy of Frederick H Barker: Pioneering Inventor from Bristol

Introduction: Frederick H Barker, a distinguished inventor hailing from Bristol, CT, has made significant contributions to the field of innovation with his groundbreaking ideas and inventions.

Latest Patents: Frederick H Barker's latest patents include a revolutionary design for a solar-powered water purification system, a cutting-edge technology for sustainable energy storage, and a unique method for enhancing agricultural productivity through smart irrigation systems.

Career Highlights: Throughout his illustrious career, Frederick H Barker has been recognized for his exceptional creativity and problem-solving skills. His inventions have not only improved the quality of life for many but have also paved the way for a more sustainable future.

Collaborations: Frederick H Barker has collaborated with leading research institutions, universities, and companies to bring his inventions to life. His partnerships have been instrumental in turning his innovative ideas into tangible solutions that benefit society as a whole.

Conclusion: In conclusion, Frederick H Barker stands as a true visionary in the world of innovation, with a remarkable track record of turning ideas into reality. His dedication to creating impactful inventions continues to inspire the next generation of inventors and innovators.

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]