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For the Inventor, By the Inventor

Chanhassen, MN, United States of America

John F Connelly

This inventor holds 14 USPTO granted patents, primarily in Liquid Filtration. Top assignee: Donaldson Comapny, Inc.. Active years: 1986-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John F Connelly. Retrieved from https://idiyas.com/inventor/john-f-connelly

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

Calculating rank
USPTO Granted Patents = 14

% Patents Active = 92.9

Average Co-Inventor Count = 3.6

ph-index = 8

Forward Citations = 237(Granted Patents)


Location History:

  • Minnetonka, MN (US) (1986 - 1989)
  • Chanhassen, MN (US) (1996 - 2023)

Company Filing History:

goldMedal14 out of 1,455 
 
Donaldson Comapny, Inc.
 patents

Years Active: 1986-2023

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Areas of Expertise:
Liquid Filter
Differential Pressure Gauge
Baffle Plate
Sediment Drain Valve
Fluid Level
Pressure Isolation Valve
Bypass Valve
Duplex Filter
Filter Head Assembly
Seal Arrangement
Filter Element
Filter Apparatus
14 patents (USPTO):Explore Patents
1. 11673082 - Liquid filter arrangements and methods (2023-06-13),
2. 10646803 - Liquid filter arrangement and methods (2020-05-12),
3. 9120041 - Liquid filter arrangement and methods (2015-09-01),
4. 8440079 - Liquid filter arrangements and methods (2013-05-14),
5. 7955502 - Liquid filter arrangement and methods (2011-06-07),
6. 7662284 - Liquid filter arrangement and methods (2010-02-16),
7. 7225680 - Differential pressure gauge for filter (2007-06-05),
8. 6345721 - Filter element including a baffle plate and end cap adhesively bonded thereto (2002-02-12),
9. 6096208 - Seal arrangement for spin-on filters (2000-08-01),
10. 6083381 - Fuel filter with sediment drain valve and level indicator (2000-07-04),
11. 6012485 - Fluid filter arrangement including valve arrangement, fluid level (2000-01-11),
12. 5501791 - Pressure isolation valve and bypass valve; and filter head assembly (1996-03-26),
13. 4883083 - Relief valve assembly; piston member from same and filter head assembly (1989-11-28),
14. 4615800 - Duplex filter apparatus (1986-10-07),

Title: The Innovative Journey of John F. Connelly

Introduction

John F. Connelly, an accomplished inventor based in Chanhassen, Minnesota, has made significant contributions to the field of liquid filtration technology. With a remarkable portfolio of 14 patents to his name, Connelly's work demonstrates his dedication to innovation and improving liquid filter arrangements.

Latest Patents

Among his latest patents, Connelly has developed several innovative solutions, including two noteworthy inventions focused on liquid filter arrangements. These patents outline advanced methods of assembly and use, featuring advantageous characteristics related to a preferred filter cartridge and a preferred slide arrangement. These technologies are set to enhance the efficiency and effectiveness of liquid filtering processes.

Career Highlights

Connelly is currently employed at Donaldson Company, Inc., a leading organization in filtration technology. His expertise and innovative spirit have played an essential role in advancing the company's product offerings. Throughout his career, Connelly has been recognized for his ingenuity and commitment to improving filtration systems.

Collaborations

Working alongside talented colleagues such as John R. Hacker and Enrico Greco, Connelly has fostered a collaborative environment that promotes creativity and innovation. These partnerships have been instrumental in developing cutting-edge filtration solutions that address emerging challenges in the industry.

Conclusion

John F. Connelly's contributions to the field of filtration through his inventive spirit and collaborative efforts highlight the importance of innovation in technology. With numerous patents under his belt, he continues to pave the way for advancements in liquid filtering systems, ensuring a cleaner and more efficient future.

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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