Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Heterojunction bipolar transistor structure with a bandgap graded hole barrier layer

Heterojunction bipolar transistor structure with a bandgap graded hole barrier layer

US Patent 10818781 · Granted Oct 27, 2020

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Semiconductor laser diode including multiple active layers and a grating layer2025
Vertical-cavity surface-emitting semiconductor laser diode with the mode filter2025
Vertical-cavity surface-emitting semiconductor laser diode with the mode filter2025
Vertical cavity surface emitting laser diode (VCSEL) with tunnel junction2025
Vertical cavity surface emitting laser diode (VCSEL) with tunnel junction2025
High ruggedness heterojunction bipolar transistor (HBT)2025
High ruggedness heterojunction bipolar transistor (HBT)2025
High ruggedness heterojunction bipolar transistor (HBT)2025
Backup and restore via union mount filesystem2024
Dynamic adjustment of log level of microservices in HCI environment2024
High ruggedness heterojunction bipolar transistor (HBT)2024
High ruggedness heterojunction bipolar transistor (HBT)2024