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NeuralinkPatent grant

Neuralink was granted a patent for automated skull milling.

What happened

In July 2026 Neuralink patented a force- and impedance-sensing system for preparing a patient’s skull during neurosurgical procedures.

Source

Abstract

Disclosed is a craniotomy milling system, which includes a computer numerical milling machine having a spindle configured to be positioned relative to a craniotomy location of a cranium of a patient and an end mill. The craniotomy milling system includes a controller for controlling the feed rate of the end mill. The craniotomy milling system includes an impedance measurement system and an axial force sensor. The craniotomy milling system includes a processor electrically coupled with a controller, the impedance measurement system, and the axial force sensor. The processor is configured to send a signal to the controller to change the feed rate of the end mill in response to a change in impedance or a change in axial force.

patents.google.com/patent/US12690877Read 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
Jul 28, 2026
Inventors
4
Patent number
US12690877
Assignee
Neuralink Corp.

The full record

From the Signal API record

People

  • John M. HarrisInventor
  • Dalton James ColenInventor
  • Graydon J. WilsonInventor
  • Jamie N. DeltonInventor

Details

Primary CPC class
A61B 17/1695
USPTO assignee
Neuralink Corp.
What the invention does
A computer-controlled milling tool that adjusts its cutting speed by sensing resistance and force while creating an opening in the skull.

Topics and mentions

Tags

  • Intellectual Property
  • Research & Development
  • Healthcare Technology
  • Robotics

Technologies named

  • neurosurgical robotics
  • computer-controlled milling
  • force sensing
  • impedance sensing

Extraction

Detected
Sep 17, 2026
signal_type
patents-company
signal_subtype
patentGrant

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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/8f4a196b-02eb-58f0-828f-828ca9b3d18c returns this record as JSON. POST /v1/companies/enrich returns every signal for neuralink.com.

{
  "signal_id": "8f4a196b-02eb-58f0-828f-828ca9b3d18c",
  "signal_type": "patents-company",
  "signal_subtype": "patentGrant",
  "detected_at": "2026-09-17T23:06:28+00:00",
  "company": {
    "name": "Neuralink",
    "domain": "neuralink.com"
  },
  "data": {
    "cpc": [
      {
        "code": "A61B 17/1695"
      },
      {
        "code": "A61B 34/10"
      },
      {
        "code": "A61B 90/30"
      },
      {
        "code": "G05B 19/182"
      },
      {
        "code": "G16H 20/40",
        "label": "Healthcare informatics (ICT for medical/healthcare data)"
      }
    ],
    "tags": [
      "Intellectual Property",
      "Research & Development",
      "Healthcare Technology",
      "Robotics"
    ],
    "detail": "In July 2026 Neuralink patented a force- and impedance-sensing system for preparing a patient’s skull during neurosurgical procedures.",
    "summary": "Neuralink was granted a patent for automated skull milling.",
    "event_at": "2026-07-28",
    "inventors": [
      {
        "name": "John M. Harris",
        "status": "unresolved",
        "is_primary": true
      },
      {
        "name": "Dalton James Colen",
        "status": "unresolved",
        "is_primary": false
      },
      {
        "name": "Graydon J. Wilson",
        "status": "unresolved",
        "is_primary": false
      },
      {
        "name": "Jamie N. Delton",
        "status": "unresolved",
        "is_primary": false
      }
    ],
    "event_kind": "grant_date",
    "grant_date": "2026-07-28",
    "source_url": "https://patents.google.com/patent/US12690877",
    "cpc_primary": {
      "code": "A61B 17/1695"
    },
    "patent_title": "Automatic craniotomy and bonework via milling, force sensing, and impedance sensing",
    "patent_number": "US12690877",
    "uspto_assignee": "Neuralink Corp.",
    "patent_abstract": "Disclosed is a craniotomy milling system, which includes a computer numerical milling machine having a spindle configured to be positioned relative to a craniotomy location of a cranium of a patient and an end mill. The craniotomy milling system includes a controller for controlling the feed rate of the end mill. The craniotomy milling system includes an impedance measurement system and an axial force sensor. The craniotomy milling system includes a processor electrically coupled with a controller, the impedance measurement system, and the axial force sensor. The processor is configured to send a signal to the controller to change the feed rate of the end mill in response to a change in impedance or a change in axial force.",
    "precision_class": "structural",
    "invention_explanation": "A computer-controlled milling tool that adjusts its cutting speed by sensing resistance and force while creating an opening in the skull.",
    "technologies_mentioned": [
      "neurosurgical robotics",
      "computer-controlled milling",
      "force sensing",
      "impedance sensing"
    ]
  }
}

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