Inventor · disambiguated record
Phillip A. Callahan
Also filed as: CALLAHAN PHILLIP · CALLAHAN PHILLIP A
3 granted patents·1 pending application·36 citations·filing 1994–2008
71Inventor score
Top patents by PatentIndex Score
4 records- 0177US8095710B2System and method of providing electrical isolationLANDRY MATTHEW·Filed 2008·Granted Jan 10, 2012·17 cites·22 claims
- 0277US7804859B2System and method of providing electrical isolationSILICON LAB INC·Filed 2008·Granted Sep 28, 2010·10 cites·23 claims
- 0343US2009172656A1Circuit device and method of providing a programmable power supplySILICON LAB INC·Filed 2007·Application pending·0 cites
- 0431US5677642ASignal generator with supply voltage toleranceAT & T GLOBAL INF SOLUTION·Filed 1994·Granted Oct 14, 1997·9 cites·20 claims
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