Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Insulated gate semiconductor device with well region edge positioned within ring-shaped buffer trench

Insulated gate semiconductor device with well region edge positioned within ring-shaped buffer trench

US Patent 8455958 · Granted Jun 4, 2013

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Semiconductor device2025
Abnormality detection apparatus, abnormality detection method and non-transitory2025
Semiconductor device and method of manufacturing semiconductor device2024
Semiconductor device and method of manufacturing semiconductor device2022
Polyolefin structure2021
Electric storage device2020
Semiconductor device with an insulated-gate bipolar transistor region and a diod2020
Semiconductor device and method of manufacturing semiconductor device2020
Container cap and production method for container cap2020
Method for producing a polyolefin structure2019
Semiconductor chip having multiple pads and semiconductor module including the s2019
Semiconductor device2019