John S. Wright
30Patents
14h-index
37Co-inventors
81Inventor score
Filing activity: Jan 6, 1975 → Apr 29, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6118637A | Piezoelectric assembly for micropositioning a disc drive head | Electricity | 79 | Expired |
| US8289652B2 | Compact microactuator head assembly | Emerging Cross-Sectional Technologies | 42 | Active |
| US8310779B2 | Head assembly having a sensing element | Physics | 39 | Active |
| US6196062A | Trailing edge acoustic emission sensor and pyroelectric sensor for asperity detection | Physics | 36 | Expired |
| US8780503B2 | Multi-layer piezoelectric transducer with inactive layers | Electricity | 36 | Active |
| US6600619B1 | Vibration control of piezoelectric microactuator | Physics | 33 | Expired |
| US7564649B2 | Head assembly having a sensing element to provide feedback for head-media instability | Physics | 27 | Expired |
| US6716363B1 | Electrode patterning for a differential PZT activator | Emerging Cross-Sectional Technologies | 25 | Expired |
| US6590748B2 | Combined servo-tracking and preload-controlling microactuator | Physics | 24 | Expired |
| US7742255B2 | Head-disc interface (HDI) modal response monitoring | Physics | 22 | Active |
| US7411752B2 | Head vibration detection device and method | Physics | 19 | Expired |
| US7760457B1 | Resonant channel for head-to-disc contact vibrations | Physics | 17 | Active |
| US7224554B2 | Suspension load beam with a composite damping core | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6504669B1 | Disc drive having charge feedback drive microactuator | Physics | 14 | Expired |
| US3956798A | Flexible binding | Performing Operations; Transporting | 12 | Expired |
| US4765768A | Ring binding mechanism | Performing Operations; Transporting | 12 | Expired |
| US8279557B2 | Commonly-poled piezoelectric device | Emerging Cross-Sectional Technologies | 11 | Active |
| US7746600B2 | Encapsulant for a disc drive component | Physics | 10 | Active |
| US6930861B2 | Encapsulant for microactuator suspension | Physics | 7 | Expired |
| US8144435B2 | Cost reduced microactuator suspension | Physics | 7 | Active |
| US7855858B2 | Microactuator with self-assembled monolayer encapsulant | Physics | 6 | Active |
| US8837075B2 | Head assembly with head-media spacing control | Physics | 6 | Active |
| US4732468A | Registry device for transparencies for overhead projector | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4498746A | Extension platform to support transparencies for an overhead projector | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7005777B2 | Tapered piezoelectric in-plane bimorph and method of fabricating | Emerging Cross-Sectional Technologies | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.