Robert Herrick
19Patents
9h-index
29Co-inventors
72Inventor score
Filing activity: Jun 5, 1992 → Sep 15, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8143124B2 | Methods of making power semiconductor devices with thick bottom oxide layer | Emerging Cross-Sectional Technologies | 132 | Active |
| US6916745B2 | Structure and method for forming a trench MOSFET having self-aligned features | Emerging Cross-Sectional Technologies | 71 | Expired |
| US7385248B2 | Shielded gate field effect transistor with improved inter-poly dielectric | Electricity | 64 | Expired |
| US7078296B2 | Self-aligned trench MOSFETs and methods for making the same | Electricity | 53 | Expired |
| US7344943B2 | Method for forming a trench MOSFET having self-aligned features | Emerging Cross-Sectional Technologies | 42 | Expired |
| US7598144B2 | Method for forming inter-poly dielectric in shielded gate field effect transistor | Electricity | 25 | Active |
| US7595524B2 | Power device with trenches having wider upper portion than lower portion | Emerging Cross-Sectional Technologies | 22 | Active |
| US5259925A | Method of cleaning a plurality of semiconductor devices | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5460034A | Method for measuring and analyzing surface roughness on semiconductor laser etched facets | Electricity | 9 | Expired |
| US8680611B2 | Field effect transistor and schottky diode structures | Electricity | 7 | Active |
| US7799636B2 | Power device with trenches having wider upper portion than lower portion | Emerging Cross-Sectional Technologies | 6 | Active |
| US8034682B2 | Power device with trenches having wider upper portion than lower portion | Emerging Cross-Sectional Technologies | 3 | Active |
| US8936985B2 | Methods related to power semiconductor devices with thick bottom oxide layers | Emerging Cross-Sectional Technologies | 3 | Active |
| US8067949B2 | Methods for testing lasers using optical burn-in | Electricity | 2 | Active |
| US7795896B2 | High-power optical burn-in | Electricity | 1 | Active |
| US8716783B2 | Power device with self-aligned source regions | Emerging Cross-Sectional Technologies | 1 | Active |
| US5601687A | Mask design | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7011979B2 | Detecting pinholes in vertical cavity surface-emitting laser passivation | Electricity | 0 | Expired |
| US11177620B2 | Laser failure early warning indicator | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.