Devices descending from K060421

3 later devices reach Sonara; Sonara/Tek through their predicates, nearest generation first.

Generation	Number	Device	Applicant	Decided	Own descendants	Recalls
+1	K170859	Dolphin/IQ and Dolphin/4D	Viasonix, Ltd.	2017	2	—
+2	K191023	Dolphin/IQ, Dolphin/4D and Dolphin/MAX	Viasonix, Ltd.	2019	1	—
+3	K202742	Dolphin/IQ, Dolphin/4D and Dolphin/MAX with Dolphin/XF robot accessory	Viasonix, Ltd.	2021	0	—