Note 3. Intangible and Fixed Assets: Schedule of Intangible Assets (Details) - USD ($)	Mar. 31, 2019	Dec. 31, 2018
U.S. Patent # 7,558,730
Carrying Value	$ 58,277	$ 58,277
Amortization	45,747	44,574
Balance	12,530	13,703
U.S. Patent # 7,949,534
Carrying Value	3,365	3,365
Amortization	2,504	2,426
Balance	861	939
U.S. Patent # 8,131,557
Carrying Value	5,092	5,092
Amortization	3,699	3,568
Balance	1,393	1,524
U.S. Patent # 8,498,871
Carrying Value	21,114	21,114
Amortization	14,348	13,715
Balance	6,766	7,399
U.S. Patent # 9,142,217
Carrying Value	35,068	35,068
Amortization	20,231	18,882
Balance	14,837	16,186
U.S. Patent # 9,934,786
Carrying Value	4,575	4,575
Amortization	1,248	936
Balance	$ 3,327	$ 3,639