Individual holder
JOHNSTON MARK A
US·2 granted patents·27 citations·filing 2010–2011
Individually held — no corporate assignee on record.
Technology mixA61B2
Top patents by PatentIndex Score
2 records- 0183US8617154B2Current-fed push-pull converter with passive voltage clampJOHNSTON MARK A·Filed 2010·Granted Dec 31, 2013·19 cites·10 claims
- 0276US9265560B2System and method for detecting and suppressing arc formation during an electrosurgical procedureJOHNSTON MARK A·Filed 2011·Granted Feb 23, 2016·8 cites·13 claims
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