Patents/Inventors

Umamaheswara Vemulapati

WindischCH8 patents

6 Patents

US125139282025
Bidirectional Thyristor Device
HITACHI ENERGY Ltd
0 cites
US124647492025
Power Semiconductor Device
HITACHI ENERGY Ltd
0 cites
US124329502025
Insulated Gate Bipolar Transistor Including Trench Schottky Electrode
Hitachi Energy Ltd
0 cites
US124263492025
Reverse Conducting Power Semiconductor Device and Method for Manufacturing the Same
Hitachi Energy Ltd
0 cites
US119676382024
Segmented Power Diode Structure with Improved Reverse Recovery
Hitachi Energy Ltd
0 cites
US118240912023
Integrated Gate-commutated Thyristor (IGCT)
Hitachi Energy Switzerland AG
0 cites