Michael Graf
41Patents
10h-index
35Co-inventors
75Inventor score
Filing activity: Nov 23, 1979 → Mar 29, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7001804B2 | Method of producing active semiconductor layers of different thicknesses in an SOI wafer | Electricity | 74 | Expired |
| US7064385B2 | DMOS-transistor with lateral dopant gradient in drift region and method of producing the same | Electricity | 31 | Expired |
| US5495414A | Integrated silicon automotive accelerometer and single-point impact sensor | Physics | 27 | Expired |
| US4331412A | Retractable pallet securing device | Performing Operations; Transporting | 24 | Expired |
| US7078324B2 | Method of fabricating a semiconductor component with active regions separated by isolation trenches | Electricity | 23 | Expired |
| US6193043A | Retractable roller system for handling cargo | Performing Operations; Transporting | 22 | Expired |
| USD376461S | Roller assembly for cargo handling | General | 16 | Expired |
| US5433101A | Method and apparatus for self-testing a single-point automotive impact sensing system | Physics | 14 | Expired |
| US6878603B2 | Process for manufacturing a DMOS transistor | Electricity | 13 | Expired |
| US5618139A | Outboard roller restrainer for handling cargo in vehicle | Performing Operations; Transporting | 11 | Expired |
| US7348256B2 | Methods of forming reduced electric field DMOS using self-aligned trench isolation | Electricity | 10 | Active |
| US6933215B2 | Process for doping a semiconductor body | Electricity | 9 | Expired |
| US6780713B2 | Process for manufacturing a DMOS transistor | Electricity | 9 | Expired |
| US6806131B2 | Process for manufacturing a DMOS transistor | Electricity | 8 | Expired |
| US5803234A | Roller drive system for vehicle conveyor | Performing Operations; Transporting | 7 | Expired |
| US7402846B2 | Electrostatic discharge (ESD) protection structure and a circuit using the same | Electricity | 6 | Expired |
| US7504692B2 | High-voltage field-effect transistor | Electricity | 5 | Active |
| US8378414B2 | Low leakage FINFETs | Electricity | 5 | Active |
| US4494999A | Process for making fine-grain weldable steel sheet for large-diameter pipes | Chemistry; Metallurgy | 4 | Expired |
| US9355790B2 | Energy storage devices having enhanced specific energy and associated methods | Emerging Cross-Sectional Technologies | 2 | Active |
| US5058701A | Passive restraint system with manual lap belt interlock | Performing Operations; Transporting | 2 | Expired |
| US7407851B2 | DMOS device with sealed channel processing | Electricity | 2 | Active |
| US6886825B2 | Plate handling system | Physics | 2 | Expired |
| US7560334B2 | Method and system for incorporating high voltage devices in an EEPROM | Electricity | 2 | Expired |
| US7973333B2 | Lateral DMOS transistor and method for the production thereof | Electricity | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.