Goodwill and Other Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2025

Goodwill and Intangible Assets Disclosure [Abstract]

The carrying value of Goodwill is as follows:


	Carrying Amount
Beginning balance as of January 1, 2025	$	340,668,927


Acquisitions (including measurement period adjustments) (see Note 16)	16,245,030

Balance as of September 30, 2025	$	356,913,957
Gross carrying value at September 30, 2025	$	360,578,661
Accumulated impairment charges	(3,664,704)
Net carrying value at September 30, 2025	$	356,913,957

Schedule of Intangible Assets

The patents and intangible assets and related change in carrying values are set forth in the tables below.

As of September 30, 2025:


Other Intangible Assets	Gross		Accumulated Amortization		Net		Assumed Useful Life
Gentex Patents	$	39,569,675	$	(28,567,996)	$	11,001,679	Various

Other Intangible Assets
HomeLink® Trade Names and Trademarks	$	52,000,000	$	—	$	52,000,000	Indefinite
HomeLink® Technology	180,000,000		(180,000,000)		—		12 years
Existing Customer Platforms	43,000,000		(43,000,000)		—		10 years
Exclusive Licensing Agreement	96,000,000		—		96,000,000		Indefinite
BioCenturion LLC ("BioCenturion") Trade Names and Trademarks	640,000		(58,667)		581,333		10 years
BioCenturion Technology	2,300,000		(175,694)		2,124,306		12 years
eSight Technology	12,000,000		(1,916,667)		10,083,333		12 years
eSight Trade Names and Trademarks	870,000		(138,958)		731,042		12 years
BioConnect Trade Names and Trademarks	873,299		—		873,299		12 years
BioConnect Developed Technology	6,549,741		—		6,549,741		12 years
BioConnect Customer Relationships	1,746,598		—		1,746,598		10 years
Vaporsens In-Process R&D	5,800,000		—		5,800,000		Indefinite
Argil In-Process R&D	6,278,132		—		6,278,132		Indefinite
Air-Craftglass Technology	1,507,778		(94,236)		1,413,542		12 years
Guardian Trade Names	1,300,000		(135,417)		1,164,583		12 years
Guardian Technology	6,800,000		(708,333)		6,091,667		12 years
Total Other Intangible Assets	$	417,665,548	$	(226,227,972)	$	191,437,576

Total Patents & Other Intangible Assets	$	457,235,223	$	(254,795,968)	$	202,439,255

As of December 31, 2024:


Other Intangible Assets	Gross		Accumulated Amortization		Net		Assumed Useful Life
Gentex Patents	$	39,266,409	$	(28,137,761)	$	11,128,648	Various

Other Intangible Assets
HomeLink® Trade Names and Trademarks	$	52,000,000	$	—	$	52,000,000	Indefinite
HomeLink® Technology	180,000,000		(168,750,000)		11,250,000		12 years
Existing Customer Platforms	43,000,000		(43,000,000)		—		10 years
Exclusive Licensing Agreement	96,000,000		—		96,000,000		Indefinite
BioCenturion Trade Names and Trademarks	640,000		—		640,000		10 years
BioCenturion Technology	2,300,000		—		2,300,000		12 years
eSight Technology	12,000,000		(1,166,667)		10,833,333		12 years
eSight Trade Names and Trademarks	870,000		(84,583)		785,417		12 years
Vaporsens In-Process R&D	5,800,000		—		5,800,000		Indefinite
Argil In-Process R&D	6,278,132		—		6,278,132		Indefinite
Air-Craftglass In-Process R&D	1,507,778		—		1,507,778		Indefinite
Guardian Trade Names	1,300,000		(54,167)		1,245,833		12 years
Guardian In-Process R&D	6,800,000		(283,333)		6,516,667		12 years
Total Other Intangible Assets	$	408,495,910	$	(213,338,750)	$	195,157,160

Total Patents & Other Intangible Assets	$	447,762,319	$	(241,476,511)	$	206,285,808

- Definition

Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule.

+ References

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+ Details

GENTEX CORP 10-Q