| Intangible and Other Assets [Text Block] |
NOTE 7 – INTANGIBLE AND OTHER ASSETS, NET
Intangible assets consist of the following:
| | | March 31, 2026 | |
| | | Cost | | | Accumulated Amortization | | | Net | |
| Patents and trademarks | | $ | 895,789 | | | $ | 556,141 | | | $ | 339,648 | |
| Other intangible assets | | | 42,386 | | | | 25,461 | | | | 16,925 | |
| TOTAL INTANGIBLE ASSETS | | $ | 938,175 | | | $ | 581,602 | | | $ | 356,573 | |
| | | December 31, 2025 | |
| | | Cost | | | Accumulated Amortization | | | Net | |
| Patents and trademarks | | $ | 895,789 | | | $ | 547,319 | | | $ | 348,470 | |
| Other intangible assets | | | 42,386 | | | | 24,808 | | | | 17,578 | |
| TOTAL INTANGIBLE ASSETS | | $ | 938,175 | | | $ | 572,127 | | | $ | 366,048 | |
Amortization expense for the three months ended March 31, 2026 and 2025 was $9,475 and $10,540 respectively.
Other assets consist of the following:
| | | March 31, 2026 | |
| | | Cost | | | Accumulated Amortization | | | Net | |
| Deferred installation costs | | $ | 186,838 | | | $ | 100,887 | | | $ | 85,951 | |
| Deferred clinical training costs | | | 1,920 | | | | 1,298 | | | | 622 | |
| Deferred sales commissions | | | 261,282 | | | | 225,789 | | | | 35,493 | |
| Prepaid license fee | | | 249,999 | | | | 239,070 | | | | 10,929 | |
| Security deposit | | | 46,124 | | | | — | | | | 46,124 | |
| TOTAL OTHER ASSETS | | $ | 746,163 | | | $ | 567,044 | | | $ | 179,119 | |
| | | December 31, 2025 | |
| | | Cost | | | Accumulated Amortization | | | Net | |
| Deferred installation costs | | $ | 186,838 | | | $ | 85,297 | | | $ | 101,541 | |
| Deferred clinical training costs | | | 1,920 | | | | 1,138 | | | | 782 | |
| Deferred sales commissions | | | 248,827 | | | | 204,647 | | | | 44,180 | |
| Prepaid license fee | | | 249,999 | | | | 234,972 | | | | 15,027 | |
| Security deposit | | | 46,124 | | | | — | | | | 46,124 | |
| TOTAL OTHER ASSETS | | $ | 733,708 | | | $ | 526,054 | | | $ | 207,654 | |
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