| | | | | | | Patents | 3 years | | Internally developed software | 5 years | | External software licenses | 3 years |
Intangible assets, net consisted of the following as of June 30, 2026 and December 31, 2025: | | | | | | | | | | | | | | | | | | | As of June 30, 2026 | | Cost | | Accumulated
Amortization | | Net Book Value | | Patents | $ | 2,519 | | | $ | (1,560) | | | $ | 959 | | | Internally developed software | 7,773 | | | (3,907) | | | 3,866 | | | External software licenses | 263 | | | (142) | | | 121 | | | Total | $ | 10,555 | | | $ | (5,609) | | | $ | 4,946 | |
| | | | | | | | | | | | | | | | | | | As of December 31, 2025 | | Cost | | Accumulated Amortization | | Net Book Value | Patents | $ | 2,226 | | | $ | (1,383) | | | $ | 843 | | Internally developed software | 7,586 | | | (3,352) | | | 4,234 | | External software licenses | 180 | | | (129) | | | 51 | | Total | $ | 9,992 | | | $ | (4,864) | | | $ | 5,128 | |
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