Other Assets

12 Months Ended

Sep. 30, 2022

Other Assets

Other Assets

7.  Other Assets

Other assets consist of the following:

	September 30,		September 30,
	2022		2021
Intangible assets, net of accumulated amortization of $636,158 at September 30, 2022 and $634,032 at September 30, 2021	$	60,348	$	62,474
Operating lease right-of-use assets		28,680		42,976
Other non-current assets		75,300		82,834
	$	164,328	$	188,284

Intangible assets consist of licensing and certification rights which are amortized over a defined number of units. No impairment charges were recorded in fiscal 2022, 2021 or 2020.

Total intangible amortization expense was $2,126, $50,377 and $32,618 in fiscal years 2022, 2021 and 2020, respectively. The timing of future amortization expense is not determinable because the intangible assets are being amortized over a defined number of units.

Other non-current assets as of September 30, 2022 and September 30, 2021 include the security deposit for an airplane hangar, and a deposit for medical claims required under the Company’s medical plan. In addition, other non-current assets include $0 and $7,535 of prepaid software licenses, that will be earned upon the shipment of a certain product to a customer, as of September 30, 2022, and September 30, 2021, respectively.