SPD ELECTRICAL SYSTEMS

City:

Philadelphia, Pennsylvania

Country:

United States

Published Applications:

Last publication date:

2012-09-27

Patent Grants:

Last grant date:

2013-12-24

Top Inventors for applications by SPD ELECTRICAL SYSTEMS

These are the the leading inventors for applications assigned to SPD ELECTRICAL SYSTEMS:

John I. Ykema 2 Media, PA United States
John P. Barber 2 Kettering, OH United States
Antonios Challita 1 Bellbrook, OH United States
Robert Lawler 1 Philadelphia, PA United States

John Ykema 1 Media, PA United States

Recent patent applications by SPD ELECTRICAL SYSTEMS

SPD ELECTRICAL SYSTEMS based in Philadelphia, US has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2012-09-27 ✅ Patent 8,614,868 granted on 2013-12-24

US20120243137A1

Electricity

Graded resistance solid state current control circuit

#2 | 2009-06-18 ✅ Patent 7,667,938 granted on 2010-02-23

US20090154047A1

Electricity

Power node switching center

AssigneeID:

190688 ⎘