JM

James F. Mayrand

SE Sprague Electric: 4 patents #18 of 148Top 15%
DE Digital Equipment: 1 patents #1,005 of 2,100Top 50%
📍 Shrewsbury, MA: #259 of 938 inventorsTop 30%
🗺 Massachusetts: #23,459 of 88,656 inventorsTop 30%
Overall (All Time): #1,055,524 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5532918 High power factor switched DC power supply James M. Gregorich 1996-07-02
4489341 Merged-transistor switch with extra P-type region 1984-12-18
4458158 IC Including small signal and power devices 1984-07-03
4413271 Integrated circuit including test portion and method for making Walter S. Gontowski, Jr. 1983-11-01
4272307 Integrated circuit with I.sup.2 L and power transistors and method for making 1981-06-09