Jalal Ashjaee
24Patents
7h-index
18Co-inventors
66Inventor score
Filing activity: Mar 28, 1983 → Mar 25, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6482307B2 | Method of and apparatus for making electrical contact to wafer surface for full-face electroplating or electropolishing | Electricity | 78 | Expired |
| US4507078A | Wafer handling apparatus and method | Emerging Cross-Sectional Technologies | 35 | Expired |
| US6988932B2 | Apparatus of sealing wafer backside for full-face processing | Electricity | 13 | Expired |
| US6468139B1 | Polishing apparatus and method with a refreshing polishing belt and loadable housing | Performing Operations; Transporting | 11 | Expired |
| US6939206B2 | Method and apparatus of sealing wafer backside for full-face electrochemical plating | Electricity | 10 | Expired |
| US6852208B2 | Method and apparatus for full surface electrotreating of a wafer | Electricity | 9 | Expired |
| US6464571B2 | Polishing apparatus and method with belt drive system adapted to extend the lifetime of a refreshing polishing belt provided therein | Performing Operations; Transporting | 8 | Expired |
| US7316602B2 | Constant low force wafer carrier for electrochemical mechanical processing and chemical mechanical polishing | Chemistry; Metallurgy | 5 | Expired |
| US6604988B2 | Polishing apparatus and method with belt drive system adapted to extend the lifetime of a refreshing polishing belt provided therein | Performing Operations; Transporting | 5 | Expired |
| US8016007B2 | Method and apparatus for stringing thin film solar cells | Emerging Cross-Sectional Technologies | 4 | Active |
| US6855037B2 | Method of sealing wafer backside for full-face electrochemical plating | Electricity | 4 | Expired |
| US6736929B2 | Distributed control system for semiconductor manufacturing equipment | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7923281B2 | Roll-to-roll processing method and tools for electroless deposition of thin layers | Emerging Cross-Sectional Technologies | 3 | Active |
| US6777338B2 | Edge and bevel cleaning process and system | Electricity | 3 | Expired |
| US7476304B2 | Apparatus for processing surface of workpiece with small electrodes and surface contacts | Electricity | 2 | Active |
| US6932679B2 | Apparatus and method for loading a wafer in polishing system | Performing Operations; Transporting | 2 | Expired |
| US6953392B2 | Integrated system for processing semiconductor wafers | Electricity | 1 | Expired |
| US11699622B2 | Methods and apparatus for test pattern forming and film property measurement | Electricity | 1 | Active |
| US7059944B2 | Integrated system for processing semiconductor wafers | Emerging Cross-Sectional Technologies | 1 | Expired |
| US11289386B2 | Methods and apparatus for test pattern forming and film property measurement | Electricity | 0 | Active |
| US8497152B2 | Roll-to-roll processing method and tools for electroless deposition of thin layers | Emerging Cross-Sectional Technologies | 0 | Active |
| US10790203B2 | Methods and systems for material property profiling of thin films | Electricity | 0 | Active |
| US7427337B2 | System for electropolishing and electrochemical mechanical polishing | Electricity | 0 | Expired |
| US7122473B2 | Edge and bevel cleaning process and system | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.