Revenue

9 Months Ended

Sep. 30, 2023

Revenue

Revenue

Note 6 – Revenue 

The following is a summary of our revenues by type for the nine-month period ended September 30, 2023 and September 30, 2022:

Name	September 30, 2023		%			September 30, 2022		%
Equipment revenue	$	833,294		96	%	$	21,662,702		97	%
Service revenue		30,317		4	%		63,775	3		%
Total	$	863,611		100	%	$	2,226,477		100	%

16

Deferred Revenue

The following is a summary of our deferred revenue activity for the period ended September 30, 2023 and year ended December 31, 2022:

Name	Balance at September 30, 2023			Balance at December 31, 2022
Deferred revenue at beginning of year	$	200,109		$	—
Billings deferred		21,190			1,467,189
Recognition of prior deferred revenue		(38,239	)		(1,267,080	)
Deferred revenue at end of year	$	183,060		$	200,109

Unbilled Accounts Receivable

The following is a summary of our unbilled accounts receivable activity for the period ended September 30, 2023 and the year ended December 31, 2022:

Name	Balance at September 30, 2023			Balance at December 31, 2022
Unbilled accounts receivable at beginning of year	$	918,164		$	—
Services performed but unbilled		839,391			918,164
Services billed		(59,979	)		—
Unbilled accounts receivable at end of period	$	1,697,576		$	918,164