Devices descending from K013234
6 later devices reach Microjet Crono through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K041414 | Crono and Crono, Model 30 | Cane S.R.L. | 2004 | 5 | 1 |
| +2 | K052218 | Crono Five and Crono Pca 50 | Cane S.R.L. | 2005 | 2 | 1 |
| +2 | K052219 | Crono GO. | Cane S.R.L. | 2005 | 0 | 1 |
| +2 | K052217 | Crono Super Pid | Cane S.R.L. | 2005 | 2 | 1 |
| +3 | K091042 | Crono S-Pid 50 | Cane S.R.L. | 2009 | 1 | — |
| +4 | K251105 | Tetra (TM-20); Tetra (TM-50) | Emed Technologies Corporation | 2025 | 0 | — |