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CaterpillarPatent grant

Caterpillar was granted a patent for cooling electric machines.

What happened

In September 2026 Caterpillar patented airflow-control hardware for cooling electric motors used in heavy equipment and other industrial machinery.

Source

patents.google.comSep 29, 2026

US patent US12749943

Cooling system for an electric machine

Abstract

In some implementations, a cooling system for an electric machine may include an air inlet at a first end of the electric machine configured to provide an air flow through a housing of the electric machine. The cooling system may include one or more baffles removably coupled to a stator of the electric machine, the one or more baffles positioned proximate to a second end of the electric machine, and the one or more baffles being configured to direct the air flow toward one or more windings of the electric machine at the second end. The cooling system may include one or more openings in the housing of the electric machine proximate to the second end of the electric machine configured to enable the air flow to pass into or out of the housing.

patents.google.com/patent/US12749943Read the full source

Extracted by Autobound

From the Signal API record
Signal
Patent grant

What this signalsA new patent often shows where a company is putting its R&D budget.

Grant date
Sep 29, 2026
Patent number
US12749943
Assignee
Caterpillar Inc.

The full record

From the Signal API record

People

  • Robert Thomas McEneaneyInventor
  • Jeffrey Thomas MichieluttiInventor

Details

Primary CPC class
H02K 5/207
USPTO assignee
Caterpillar Inc.
What the invention does
A motor-cooling setup that pulls air through the housing and uses removable baffles to guide it across the heat-producing windings.

Topics and mentions

Tags

  • Intellectual Property
  • Research & Development
  • Engineering
  • Machinery
  • Manufacturing Operations

Technologies named

  • electric motors
  • thermal management
  • airflow control

Extraction

Detected
Sep 30, 2026
signal_type
patents-company
signal_subtype
patentGrant

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This page shows a preview. The full patents-company record in the Signal API and MCP can also have these 8 fields. Some fields are empty for some signals.

Company

  • linkedin_urlValue in the API
  • industriesValue in the API
  • employee_count_lowValue in the API
  • employee_count_highValue in the API
  • revenueValue in the API
  • descriptionValue in the API

Signal

  • signal_nameValue in the API
  • associationValue in the API
Show the full JSONThe record on this page and the API request

GET /v1/signals/79867219-a326-5a46-ba7c-3a73f6b88368 returns this record as JSON. POST /v1/companies/enrich returns every signal for caterpillar.com.

{
  "signal_id": "79867219-a326-5a46-ba7c-3a73f6b88368",
  "signal_type": "patents-company",
  "signal_subtype": "patentGrant",
  "detected_at": "2026-09-30T17:34:00+00:00",
  "company": {
    "name": "Caterpillar",
    "domain": "caterpillar.com"
  },
  "data": {
    "cpc": [
      {
        "code": "H02K 5/207"
      }
    ],
    "tags": [
      "Intellectual Property",
      "Research & Development",
      "Engineering",
      "Machinery",
      "Manufacturing Operations"
    ],
    "detail": "In September 2026 Caterpillar patented airflow-control hardware for cooling electric motors used in heavy equipment and other industrial machinery.",
    "summary": "Caterpillar was granted a patent for cooling electric machines.",
    "event_at": "2026-09-29",
    "inventors": [
      {
        "name": "Robert Thomas McEneaney",
        "status": "resolved",
        "is_primary": true,
        "linkedin_url": "https://www.linkedin.com/in/robert-mceneaney-17b402ba"
      },
      {
        "name": "Jeffrey Thomas Michielutti",
        "status": "resolved",
        "is_primary": false,
        "linkedin_url": "https://www.linkedin.com/in/jeff-michielutti-603a2415"
      }
    ],
    "event_kind": "grant_date",
    "grant_date": "2026-09-29",
    "source_url": "https://patents.google.com/patent/US12749943",
    "cpc_primary": {
      "code": "H02K 5/207"
    },
    "patent_title": "Cooling system for an electric machine",
    "patent_number": "US12749943",
    "uspto_assignee": "Caterpillar Inc.",
    "patent_abstract": "In some implementations, a cooling system for an electric machine may include an air inlet at a first end of the electric machine configured to provide an air flow through a housing of the electric machine. The cooling system may include one or more baffles removably coupled to a stator of the electric machine, the one or more baffles positioned proximate to a second end of the electric machine, and the one or more baffles being configured to direct the air flow toward one or more windings of the electric machine at the second end. The cooling system may include one or more openings in the housing of the electric machine proximate to the second end of the electric machine configured to enable the air flow to pass into or out of the housing.",
    "precision_class": "structural",
    "invention_explanation": "A motor-cooling setup that pulls air through the housing and uses removable baffles to guide it across the heat-producing windings.",
    "technologies_mentioned": [
      "electric motors",
      "thermal management",
      "airflow control"
    ]
  }
}

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