Company · Metal Fabrication & Hardware

Parker Hannifin Corporation

Federal civil lawsuits naming Parker Hannifin Corporation, a Metal Fabrication & Hardware company.

Public CompanyMetal Fabrication & Hardware

Ticker: NYSE: PH
Business: Miscellaneous Fabricated Metal Products
Headquarters: Cleveland, OH
Incorporated in: Ohio
SEC CIK: 76334

Parker Hannifin Corporation is a public company in Miscellaneous Fabricated Metal Products, based in Cleveland, OH (traded on NYSE as PH, incorporated in Ohio). It appears in 302 federal civil lawsuits in this index, most often as a defendant (235 of 302). These cases are most often Civil Rights and Contract matters, filed between 1990 and 2025, most frequently in District Court, N.D. Ohio. The most common causes of action are Patent Infringement, Breach of Contract, and Employment. Frequent opposing parties include Parker Hannifin Corp, Parker-Hannifin Corp, and Parker-Hannifin Corporation.

302

Lawsuits

235

As Defendant

As Plaintiff

Open

300

Terminated

1990–2025

Span

9 mo

Median Duration

8.4 cases/yrPredominantly defendant · 78%Activity declining

Cases by State

HI · 1

Open Cases Over Time

1990peak 12 open2025

Case Types Over Time

19902025

Civil RightsContractPatentLaborProduct Liability

Filings by Year

19902025

Case Types filter →

Personal Property / Fraud16

Where Filed filter →

Frequent Opposing Parties

Filtered District Court, N.D. Ohio Clear

70 Cases — Newest First

Parker-Hannifin Corp v. Faster, Inc

Patent Terminated District Court, N.D. OhioNo. 3:23-cv-01704Filed 08/30/2023
Lacivita v. Parker-Hannifin Corporation

Labor Terminated District Court, N.D. OhioNo. 1:23-cv-00200Filed 02/01/2023
Doe v. Parker-Hannifin Corporation

Personal Property / Fraud Terminated District Court, N.D. OhioNo. 1:22-cv-01229Filed 07/13/2022
Christiansen v. Parker Hannifin Corporation

Personal Property / Fraud Terminated District Court, N.D. OhioNo. 1:22-cv-01073Filed 06/20/2022
Harris v. Parker Hannifin Corporation

Contract Terminated District Court, N.D. OhioNo. 1:22-cv-00943Filed 06/03/2022
Mulanax v. Parker-Hannifin Corporation

Personal Property / Fraud Terminated District Court, N.D. OhioNo. 1:22-cv-00891Filed 05/27/2022
Rowe v. Parker Hannifin Corporation

Contract Terminated District Court, N.D. OhioNo. 1:22-cv-00852Filed 05/23/2022
Migliaccio v. Parker Hannifin Corporation

Contract Terminated District Court, N.D. OhioNo. 1:22-cv-00835Filed 05/20/2022
BorgWarner Pds Irapuato S. de R.L. de C.V v. Parker Hannifin Corporation

Contract Terminated District Court, N.D. OhioNo. 1:22-cv-00432Filed 03/17/2022
Grywalski v. Parker Hannifin, LLC

Civil Rights Terminated District Court, N.D. OhioNo. 1:21-cv-00800Filed 04/14/2021
Blueprint Ip Solutions LLC v. Parker-Hannifin Corporation

Patent Terminated District Court, N.D. OhioNo. 1:20-cv-00197Filed 01/29/2020
Menough v. Parker-Hannifin Corporation

Labor Terminated District Court, N.D. OhioNo. 1:18-cv-02647Filed 11/15/2018
Parker Hannifin Corporation v. Travelers Casualty and Surety Company of America

Contract Terminated District Court, N.D. OhioNo. 1:18-cv-02393Filed 10/15/2018
Phoenix Precision Ltd v. Parker Hannifin Corporation

Contract Terminated District Court, N.D. OhioNo. 1:18-cv-00262Filed 02/02/2018
Parker-Hannifin Corporation v. Cummins Inc

Patent Terminated District Court, N.D. OhioNo. 1:16-cv-00099Filed 01/15/2016
Woods v. Parker Hannifin Corporation

Labor Terminated District Court, N.D. OhioNo. 3:15-cv-00941Filed 05/13/2015
Parker-Hannifin Corporation v. Clarcor Inc

Patent Terminated District Court, N.D. OhioNo. 1:15-cv-00413Filed 03/03/2015
Parker-Hannifin Corp v. Proto-1 Manufacturing, L.L.C

Contract Terminated District Court, N.D. OhioNo. 1:14-cv-01051Filed 05/14/2014
Parker-Hannifin Corp v. Hydraulex International Holdings, Inc

Trademark Terminated District Court, N.D. OhioNo. 1:13-cv-02335Filed 10/21/2013
Parker Hannifin Corporation v. National Union Fire Ins Co of Pittsburgh, PA

Contract Terminated District Court, N.D. OhioNo. 1:12-cv-02470Filed 10/02/2012
Parker-Hannifin Corporation v. Champion Laboratories, Inc

Patent Terminated District Court, N.D. OhioNo. 1:10-cv-01249Filed 06/03/2010
Beiling v. Parker Hannifin Corporation

Labor Terminated District Court, N.D. OhioNo. 5:09-cv-02861Filed 12/10/2009
Cooper v. Parker Hannifin Corporation

Contract Terminated District Court, N.D. OhioNo. 1:09-cv-02424Filed 10/19/2009
Parker-Hannifin Corporation v. Baldwin Filters, Inc

Patent Terminated District Court, N.D. OhioNo. 1:08-cv-01846Filed 08/01/2008
Shaw v. Parker Hannifin Corporation

Contract Terminated District Court, N.D. OhioNo. 1:08-cv-01224Filed 05/16/2008
Parker Hannifin Corporation v. Seguros La Republica, S.A

Contract Terminated District Court, N.D. OhioNo. 1:07-cv-02597Filed 08/27/2007
Parker Hannifin Corporation v. Baldwin Filters, Inc

Patent Terminated District Court, N.D. OhioNo. 1:07-cv-01709Filed 06/08/2007
Sterpka v. Parker Hannifin Corporation

Civil Rights Terminated District Court, N.D. OhioNo. 1:07-cv-01396Filed 05/14/2007
Parker Hannifin Corporation v. Champion Laboratories, Inc

Patent Terminated District Court, N.D. OhioNo. 1:07-cv-01375Filed 05/11/2007
Parker-Hannifin Corporation v. Baldwin Filters, Inc

Patent Terminated District Court, N.D. OhioNo. 1:07-cv-00238Filed 01/29/2007
Parker-Hannifin Corp v. Puralator Filters NA LLC

Patent Terminated District Court, N.D. OhioNo. 1:06-cv-02615Filed 10/27/2006
Parker-Hannifin Corporation v. Delavan, Inc

Patent Terminated District Court, N.D. OhioNo. 1:06-cv-01063Filed 05/01/2006
Parker Hannifin Corporation v. Dayco Products, LLC

Contract Terminated District Court, N.D. OhioNo. 1:05-cv-01647Filed 06/21/2005
Parker Hannifin Corporation v. Turbine Engine Components Technologies - Utica Corporation

Contract Terminated District Court, N.D. OhioNo. 1:04-cv-02293Filed 11/18/2004
Parker Hannifin Corporation v. Bayer A.G

Antitrust Terminated District Court, N.D. OhioNo. 1:04-cv-02273Filed 11/16/2004
Parker Hannifin Corporation v. Dayco Products, LLC

Contract Terminated District Court, N.D. OhioNo. 1:04-cv-00897Filed 05/13/2004
Parker Hannifin Corporation v. Cabot Corporation

Antitrust Terminated District Court, N.D. OhioNo. 5:03-cv-00495Filed 03/19/2003
Parker Hannifin Corporation v. Dayco Products, LLC

Contract Terminated District Court, N.D. OhioNo. 1:02-cv-02461Filed 12/17/2002
Parker Hannifin Corporation v. National Union Fire Insurance Company of Pittsburg

Contract Terminated District Court, N.D. OhioNo. 1:02-cv-01937Filed 09/30/2002
Parker Hannifin Corporation v. Mro Software, Inc

Contract Terminated District Court, N.D. OhioNo. 1:02-cv-00583Filed 03/27/2002
Riggs v. Parker Hannifin

Labor Terminated District Court, N.D. OhioNo. 3:01-cv-07254Filed 05/17/2001
Parker Hannifin Corporation v. Steadfast Insurance Company

Contract Terminated District Court, N.D. OhioNo. 1:01-cv-01057Filed 05/02/2001
White v. Parker Hannifin Corporation

Civil Rights Terminated District Court, N.D. OhioNo. 3:00-cv-07790Filed 12/22/2000
Beiling v. Parker Hannifin Corporation

Labor Terminated District Court, N.D. OhioNo. 1:00-cv-02628Filed 10/17/2000
Akers v. Parker Hannifin Corporation, Hydraulic Valve Divis

Civil Rights Terminated District Court, N.D. OhioNo. 1:00-cv-02110Filed 08/18/2000
Reed v. Parker-Hannifin Corp

Civil Rights Terminated District Court, N.D. OhioNo. 1:99-cv-02377Filed 10/04/1999
Bedrick v. Parker Hannifin

Labor Terminated District Court, N.D. OhioNo. 1:98-cv-01484Filed 06/26/1998
Grisafo v. Parker-Hannifin Corp

Civil Rights Terminated District Court, N.D. OhioNo. 1:97-cv-03107Filed 11/26/1997
Iam v. Parker Hannifin Corp

Labor Terminated District Court, N.D. OhioNo. 1:95-cv-02640Filed 12/14/1995
Crossman v. Parker Hannifin Corp

Civil Rights Terminated District Court, N.D. OhioNo. 1:95-cv-02377Filed 11/06/1995

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