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Patents and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2024

Patents and Other Intangible Assets

Schedule of Patents and Other Intangible Assets

​

​	​	​	​	​	​	​
​	​	December 31,
(in thousands)		2024			2023
Patents	​	​	​	​	​	​
Patents pending	​	$	346	​	$	477
Issued patents	​		1,034	​		810
​	​		1,380	​		1,287
Trademarks	​		​	​		​
Trademarks pending	​		—	​		4
Registered trademarks	​		86	​		86
​	​		86	​		90
Other	​		8	​		8
​	​		1,474	​		1,385
Accumulated amortization	​		(644)	​		(549)
​	​	$	830	​	$	836

Schedule of future amortization expense

​

​	​	​	​
(in thousands)	​	​	​
2025		$	157
2026	​		125
2027	​		102
2028	​		66
2029	​		25
Thereafter	​		1
​	​	$	476

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- Definition

Tabular disclosure of goodwill and intangible assets, which may be broken down by segment or major class.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 350
-SubTopic 30
-Name Accounting Standards Codification
-Publisher FASB
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- Definition

Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets.

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

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