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HoneywellPatent grant

Honeywell was granted a patent for dynamic battery-cell finishing control.

What happened

In September 2026 Honeywell patented closed-loop manufacturing technology for improving the quality, throughput, and safety of batteries during formation, aging, sorting, and grading.

Source

Abstract

Control, assessment and optimization techniques for manufacturing secondary electrochemical devices to improve the quality, throughput, and safety of cells produced and to facilitate the finishing (formation/aging/sorting/grading) process. A system for dynamic control and optimization of secondary battery finishing process includes a closed-loop process control module that is configured to process real-time in-line manufacturing data derived from at least one of electrochemical impedance spectroscopy (EIS), self-discharge analysis (SDA), amperometric, or potentiometric battery measurements. Cell formation can be reduced from the several days with prior art technology to less than 24 hours, and aging can be reduced from 2-3 weeks to less than an hour. A control module provides real-time feedback to predecessor operations/materials for confirmations, refinements, corrections, and/or recognition or isolation of better/worse performance characteristics. It also provides feedforward information of aspects recognized that may indicate performance deviations from the norm.

patents.google.com/patent/US12749723Read 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
Inventors
4
Tech area
batteries / energy storage
Patent number
US12749723

The full record

From the Signal API record

People

  • Jay Kevin NeutzlerInventor
  • Carl Fredrik WesterbergInventor
  • Alec Jacob FalzoneInventor
  • Srirama HariharanInventor

Details

Patent title
Dynamic control and performance assessment/optimization of secondary battery cell finishing (formation/aging/sorting/grading) utilizing simultaneous inline...
Primary CPC class
H01M 10/4285 (Batteries / electrochemical direct conversion of chemical to electrical energy)
USPTO assignee
Honeywell International Inc.
What the invention does
A system that continuously measures battery cells during finishing and automatically adjusts the process to produce safer, more consistent cells.

Topics and mentions

Tags

  • Intellectual Property
  • Research & Development
  • Energy / Power
  • Manufacturing Operations
  • Automation

Technologies named

  • battery manufacturing
  • electrochemical impedance spectroscopy
  • closed-loop process 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/1a95d3f2-1521-5aba-80fe-5ced50f6f0e4 returns this record as JSON. POST /v1/companies/enrich returns every signal for honeywell.com.

{
  "signal_id": "1a95d3f2-1521-5aba-80fe-5ced50f6f0e4",
  "signal_type": "patents-company",
  "signal_subtype": "patentGrant",
  "detected_at": "2026-09-30T17:30:57+00:00",
  "company": {
    "name": "Honeywell",
    "domain": "honeywell.com"
  },
  "data": {
    "cpc": [
      {
        "code": "H01M 10/4285",
        "label": "Batteries / electrochemical direct conversion of chemical to electrical energy"
      },
      {
        "code": "G01R 31/3648"
      },
      {
        "code": "G01R 31/382"
      },
      {
        "code": "G01R 31/389"
      },
      {
        "code": "H01M 10/0404",
        "label": "Batteries / electrochemical direct conversion of chemical to electrical energy"
      }
    ],
    "tags": [
      "Intellectual Property",
      "Research & Development",
      "Energy / Power",
      "Manufacturing Operations",
      "Automation"
    ],
    "detail": "In September 2026 Honeywell patented closed-loop manufacturing technology for improving the quality, throughput, and safety of batteries during formation, aging, sorting, and grading.",
    "summary": "Honeywell was granted a patent for dynamic battery-cell finishing control.",
    "event_at": "2026-09-29",
    "inventors": [
      {
        "name": "Jay Kevin Neutzler",
        "status": "resolved",
        "is_primary": true,
        "linkedin_url": "https://www.linkedin.com/in/jay-neutzler-a520671"
      },
      {
        "name": "Carl Fredrik Westerberg",
        "status": "unresolved",
        "is_primary": false
      },
      {
        "name": "Alec Jacob Falzone",
        "status": "resolved",
        "is_primary": false,
        "linkedin_url": "https://www.linkedin.com/in/alec-falzone-phd"
      },
      {
        "name": "Srirama Hariharan",
        "status": "resolved",
        "is_primary": false,
        "linkedin_url": "https://www.linkedin.com/in/srirama-hariharan-phd-mba-7a14548a"
      }
    ],
    "tech_area": "batteries / energy storage",
    "event_kind": "grant_date",
    "grant_date": "2026-09-29",
    "source_url": "https://patents.google.com/patent/US12749723",
    "cpc_primary": {
      "code": "H01M 10/4285",
      "label": "Batteries / electrochemical direct conversion of chemical to electrical energy"
    },
    "patent_title": "Dynamic control and performance assessment/optimization of secondary battery cell finishing (formation/aging/sorting/grading) utilizing simultaneous inline electrochemical methods and closed-loop process control",
    "patent_number": "US12749723",
    "uspto_assignee": "Honeywell International Inc.",
    "patent_abstract": "Control, assessment and optimization techniques for manufacturing secondary electrochemical devices to improve the quality, throughput, and safety of cells produced and to facilitate the finishing (formation/aging/sorting/grading) process. A system for dynamic control and optimization of secondary battery finishing process includes a closed-loop process control module that is configured to process real-time in-line manufacturing data derived from at least one of electrochemical impedance spectroscopy (EIS), self-discharge analysis (SDA), amperometric, or potentiometric battery measurements. Cell formation can be reduced from the several days with prior art technology to less than 24 hours, and aging can be reduced from 2-3 weeks to less than an hour. A control module provides real-time feedback to predecessor operations/materials for confirmations, refinements, corrections, and/or recognition or isolation of better/worse performance characteristics. It also provides feedforward information of aspects recognized that may indicate performance deviations from the norm.",
    "precision_class": "structural",
    "invention_explanation": "A system that continuously measures battery cells during finishing and automatically adjusts the process to produce safer, more consistent cells.",
    "technologies_mentioned": [
      "battery manufacturing",
      "electrochemical impedance spectroscopy",
      "closed-loop process control"
    ]
  }
}

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