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

302 Cases — Newest First

Davidson Instruments, Inc v. Parker-Hannifin Corporation

Antitrust Open District Court, E.D. TexasNo. 2:25-cv-00520Filed 05/12/2025
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
Rowe v. Parker Hannifin Corporation

Personal Property / Fraud Terminated District Court, S.D. OhioNo. 2:22-cv-02222Filed 05/20/2022
Battisti v. Parker Hannifin Corporation

Product Liability Terminated District Court, W.D. PennsylvaniaNo. 2:22-cv-00540Filed 04/11/2022
Sogefi USA, Inc v. Parker Hannifin Corporation

Contract Terminated District Court, S.D. West VirginiaNo. 3:22-cv-00174Filed 04/09/2022
Charter Oak Fire Insurance Company v. Parker-Hannifin Corporation

Personal Property / Fraud Terminated District Court, D. ArizonaNo. 2:22-cv-00458Filed 03/23/2022
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
Algro Inc v. Parker Hannifin Inc

Contract Open District Court, E.D. WisconsinNo. 2:22-cv-00250Filed 02/28/2022
Musse v. Parker-Hannifin Corporation

Civil Rights Terminated District Court, S.D. IndianaNo. 4:22-cv-00016Filed 02/18/2022
Matichak v. Parker-Hannifin Corporation

Product Liability Terminated District Court, M.D. GeorgiaNo. 3:22-cv-00010Filed 01/21/2022
Heritage Ip LLC v. Parker-Hannifin Corporation

Patent Terminated District Court, D. DelawareNo. 1:21-cv-01839Filed 12/28/2021
Nadifo v. Parker-Hannifin Corporation

Civil Rights Terminated District Court, W.D. KentuckyNo. 3:21-cv-00636Filed 10/15/2021
Torres v. Parker Hannifin Corporation

Civil Rights Terminated District Court, S.D. IndianaNo. 4:21-cv-00147Filed 09/08/2021
Wilson v. Parker-Hannifin Corp

Civil Rights Terminated District Court, E.D. MissouriNo. 4:21-cv-00738Filed 06/22/2021
Grywalski v. Parker Hannifin, LLC

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

Civil Rights Terminated District Court, S.D. TexasNo. 4:21-cv-00808Filed 03/11/2021
Forutome Ip LLC v. Parker-Hannifin Corporation

Patent Terminated District Court, N.D. IllinoisNo. 1:20-cv-03076Filed 05/22/2020
Blueprint Ip Solutions LLC v. Parker-Hannifin Corporation

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

Contract Terminated District Court, W.D. TexasNo. 1:19-cv-00674Filed 07/02/2019
Mahle Filtersysteme Gmbh v. Parker-Hannifin Corporation

Patent Terminated District Court, E.D. MichiganNo. 2:19-cv-11347Filed 05/07/2019
Vevone v. Parker Hannifin Corporation

Civil Rights Terminated District Court, D. MinnesotaNo. 0:18-cv-03441Filed 12/20/2018
Gonzalez v. Parker Hannifin Corporation

Civil Rights Terminated District Court, E.D. TennesseeNo. 2:18-cv-00212Filed 12/01/2018
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
Federal Insurance Company v. Parker-Hannifin Corporation

Personal Property / Fraud Terminated District Court, N.D. OklahomaNo. 4:18-cv-00458Filed 09/04/2018
Parker Hannifin Corporation v. Arthur Ames Scrap Metal, Inc

Federal Tax / Statutory Actions Terminated District Court, D. New JerseyNo. 2:18-cv-12206Filed 07/30/2018
Friedman v. Parker Hannifin Corporation

Federal Tax / Statutory Actions Terminated District Court, D. New JerseyNo. 2:18-cv-12057Filed 07/25/2018
Parker-Hannifin Corporation v. Optotune Switzerland Ag

Patent Terminated District Court, D. New JerseyNo. 1:18-cv-01751Filed 02/07/2018
Phoenix Precision Ltd v. Parker Hannifin Corporation

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

Labor Terminated District Court, W.D. MichiganNo. 1:17-cv-00729Filed 08/14/2017
Deschamps v. Parker Hannifin

Civil Rights Terminated District Court, D. MaineNo. 2:17-cv-00056Filed 02/14/2017
Saleh v. Parker Hannifin Corp

Civil Rights Terminated District Court, N.D. IndianaFiled 08/12/2016
Rawlinson v. Parker Hannifin Corporation

Civil Rights Terminated District Court, W.D. North CarolinaNo. 3:16-cv-00098Filed 02/27/2016
Parker-Hannifin Corporation v. Cummins Inc

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

Contract Terminated District Court, S.D. TexasNo. 4:15-cv-03759Filed 12/31/2015
Liberty Insurance Corporation v. Parker-Hannifin Corporation

Personal Property / Fraud Terminated District Court, E.D. TexasFiled 09/17/2015
Liberty Insurance Corporation v. Parker-Hannifin Corporation

Patent Terminated District Court, E.D. TexasNo. 4:15-cv-00635Filed 09/17/2015
Miller v. Parker-Hannifin Corporation

Civil Rights Terminated District Court, N.D. IndianaNo. 4:15-cv-00079Filed 09/16/2015
Brookins v. Parker-Hannifin Corporation

Patent Terminated District Court, D. North DakotaNo. 3:15-cv-00065Filed 07/09/2015
State Farm LLoyds v. Parker-Hannifin Corporation

Personal Property / Fraud Terminated District Court, N.D. TexasNo. 4:15-cv-00442Filed 06/12/2015
Parker-Hannifin Corporation v. Celerity Group, Inc

Contract Terminated District Court, W.D. PennsylvaniaNo. 1:15-cv-00126Filed 05/13/2015
Woods v. Parker Hannifin Corporation

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

Labor Terminated District Court, W.D. North CarolinaNo. 3:15-cv-00205Filed 05/06/2015

Showing 1–50 of 302