Jei-Wei Chang
67Patents
19h-index
53Co-inventors
87Inventor score
Filing activity: Aug 23, 1990 → Jan 1, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6292336A | Giant magnetoresistive (GMR) sensor element with enhanced magnetoresistive (MR) coefficient | Physics | 96 | Expired |
| US5719730A | Low fringe-field and narrow write-track magneto-resistive (MR) magnetic read-write head | Physics | 56 | Expired |
| US5763108A | High saturtion magnetization material and magnetic head fabricated therefrom | Emerging Cross-Sectional Technologies | 50 | Expired |
| US5471092A | Metallurgical joint including a stress release layer | Electricity | 48 | Expired |
| US6770382B1 | GMR configuration with enhanced spin filtering | Emerging Cross-Sectional Technologies | 43 | Expired |
| US6322640A | Multiple thermal annealing method for forming antiferromagnetic exchange biased magnetoresistive (MR) sensor element | Emerging Cross-Sectional Technologies | 43 | Expired |
| US5132859A | Thin film structures for magnetic recording heads | Emerging Cross-Sectional Technologies | 42 | Expired |
| US7285836B2 | Magnetic random access memory with stacked memory cells having oppositely-directed hard-axis biasing | Electricity | 41 | Expired |
| US5684658A | High track density dual stripe magnetoresistive (DSMR) head | Physics | 40 | Expired |
| US6243939A | High ion beam etch selectivity for partial pole trim application | Emerging Cross-Sectional Technologies | 30 | Expired |
| US7453720B2 | Magnetic random access memory with stacked toggle memory cells having oppositely-directed easy-axis biasing | Electricity | 28 | Expired |
| US6524491B1 | Double plate-up process for fabrication of composite magnetoresistive shared poles | Emerging Cross-Sectional Technologies | 25 | Expired |
| US9118192B2 | Series/parallel connection scheme for energy storage devices | Emerging Cross-Sectional Technologies | 24 | Active |
| US5858182A | Bilayer carbon overcoating for magnetic data storage disks and magnetic head/slider constructions | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5582927A | High magnetic moment materials and process for fabrication of thin film heads | Emerging Cross-Sectional Technologies | 22 | Expired |
| US6430015B2 | Method of fabrication of striped magnetoresistive (SMR) and dual stripe magnetoresistive (DSMR) heads with anti-parallel exchange configuration | Physics | 22 | Expired |
| US6415500B1 | Method to prevent electrostatic discharge for MR/GMR wafer fabrication | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6204071A | Method of fabrication of striped magnetoresistive (SMR) and dual stripe magnetoresistive (DSMR) heads with anti-parallel exchange configuration | Physics | 20 | Expired |
| US6882509B2 | GMR configuration with enhanced spin filtering | Emerging Cross-Sectional Technologies | 20 | Expired |
| US6393692B1 | Method of manufacture of a composite shared pole design for magnetoresistive merged heads | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6291087A | Magnetoresistive (MR) sensor element with enhanced resistivity sensitivity and enhanced magnetic exchange bias | Emerging Cross-Sectional Technologies | 15 | Expired |
| US6239948A | Non-magnetic nickel containing conductor alloys for magnetic transducer element fabrication | Physics | 12 | Expired |
| US7134184B2 | Process of manufacturing a narrow track CCP head with bias cancellation | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6228276A | Method of manufacturing magnetoresistive (MR) sensor element with sunken lead structure | Physics | 11 | Expired |
| US6776891B2 | Method of manufacturing an ultra high saturation moment soft magnetic thin film | Emerging Cross-Sectional Technologies | 10 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.