Intangible Assets, Net (Tables)

12 Months Ended

Dec. 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of intangible assets

	December 31,
	2022		2021
	U.S. Dollars (in thousands)
Patent registration costs		2,135		2,038
Accumulated amortization		1,538		1,428
Total intangible assets, net		597		610

Schedule of estimated amortization expense

Year ended December 31,	U.S. Dollars (in thousands)
2023		107
2024		99
2025		92
2026		78
2027		68