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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,544 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesResearch & DevelopmentAppenzell SteineggWyon AG
Wyon AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Wyon AG develops and manufactures rechargeable lithium-ion batteries in miniature and micro sizes. The company supplies battery solutions for medical applications, including implantable, body-worn and customized products.

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Offering

Products & services

Industry:Research & Development
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3.8/5

Wyon AG

Technical Consulting & Engineering
General Goods Production
Medical Technology Industry
✓ Offered5
Implantable Batteries
Implantable rechargeable lithium-ion batteries for active implants, with high energy density, long service life and customer-specific designs for medical applications.
Body-Worn Batteries
Compact battery solutions for body-worn medical devices, adapted to customer requirements in form and function and designed for reliable power supply.
Custom Batteries
Custom battery solutions for medical technology, developed with partners and adapted from cell chemistry and form factor to electrical contacting.
Development of Miniature Lithium-Ion Batteries
Development of rechargeable lithium-ion batteries in small and micro sizes, including concept, principle and prototype studies for medical applications.
Production of Medical Batteries
Production and validation of medical batteries with quality assurance, traceability, testing and serial manufacturing from prototype to high volumes.
Trust & reputation

ranQ Trust Score of Wyon AG: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

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Data basis 54% · As of October 2026

Wyon AG has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
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CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Wyon AG scores 53.4 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.25.012%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.55.07%
Wyon AG scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).83.322%
Wyon AG scores 71.4 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.71.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Wyon AG reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, so the score is backed by part of the criteria. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

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Location

Hier entsteht die Karte
Sägehüslistrasse 15
9050 Appenzell Steinegg

At a glance

Legal form
Corporation
UID
CHE-489.290.913
Founded
2025 · 1 year
Last commercial register change
June 29, 2026
Employees
1 to 10
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

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