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Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2025

Intangible Assets

Schedule of intangible assets

​

​

​

​

​

​

​

​

​

​

​

​

​

​

​

​

December 31,

​

​

2025

​ ​ ​

2024

​

​

Gross Carrying

​

Accumulated

​

Gross Carrying

​

Accumulated

​

​

Amount

​ ​ ​

Amortization

​ ​ ​

Amount

​ ​ ​

Amortization

Intangible assets:

​

​

​

​

​

​

​

​

​

​

​

​

Licenses

​

$

149

​

$

(78)

​

$

149

​

$

(69)

Patents

​

​

261

​

​

(25)

​

​

135

​

​

(12)

Patents pending

​

​

1,813

​

—

​

1,831

​

—

Trademarks

​

​

13

​

​

—

​

​

13

​

​

—

Trademarks pending

​

​

33

​

—

​

25

​

—

Total intangible assets

​

$

2,269

​

$

(103)

​

$

2,153

​

$

(81)

Schedule of amortization expense for intangible assets

​

​	​	​	​	​	​	​	​
​	​ ​ ​	December 31,
​	​	2025		​ ​ ​	2024		​
Amortization expense	​	$	22	​	$	15	​

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- Definition

Tabular disclosure of amortization expense of assets, excluding financial assets, that lack physical substance, having a limited useful life.

+ References

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- Definition

Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name Accounting Standards Codification
-Section 55
-Paragraph 40
-SubTopic 30
-Topic 350
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482640/350-30-55-40

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 350
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482665/350-30-50-2

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