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Intangible Assets | 12 Months Ended
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Dec. 31, 2021
Intangible Assets |
Intangible Assets | Note 4 — Intangible Assets Intangible assets, net consisted of the following: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31,
​ |  | 2021 |  | 2020
Patents | ​ | $ | 1,133,841 | ​ | $ | 941,701
Other intangible assets | ​ |  | 1,391,479 | ​ |  | 964,542
​ | ​ |  | 2,525,320 | ​ |  | 1,906,243
Accumulated amortization - patents | ​ |  | (158,516) | ​ |  | (113,975)
Accumulated amortization – other intangible assets | ​ | ​ | (311,154) | ​ | ​ | (223,365)
​ | ​ | $ | 2,055,650 | ​ | $ | 1,568,903
​ At December 31, 2021 and 2020, the Company had capitalized $306,640 and $270,000, respectively, for costs related to patents that have not been awarded. During the years ended December 31, 2021 and 2020, the Company wrote-off $528 and $20,660, respectively, in previously capitalized patent costs. Amortization expense amounted to $132,330 and $98,035 for the years ended December 31, 2021 and 2020, respectively. Amortization expense for the succeeding five years and thereafter is $147,249 (2022-2026) and $1,012,765 (thereafter).

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- Definition The entire disclosure for all or part of the information related to intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -URI http://asc.fasb.org/topic&trid=2144416 + Details
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