Vipulkumar Patel
118Patents
18h-index
61Co-inventors
89Inventor score
Filing activity: Aug 18, 1997 → Mar 2, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6845198B2 | High-speed silicon-based electro-optic modulator | Physics | 94 | Expired |
| US6968110B2 | CMOS-compatible integration of silicon-based optical devices with electronic devices | Electricity | 58 | Expired |
| US6897498B2 | Polycrystalline germanium-based waveguide detector integrated on a thin silicon-on-insulator (SOI) platform | Emerging Cross-Sectional Technologies | 54 | Expired |
| US6259846A | Light-emitting fiber, as for a display | Emerging Cross-Sectional Technologies | 41 | Expired |
| US8121450B2 | Coupling between free space and optical waveguide using etched coupling surfaces | Physics | 34 | Active |
| US7065301B2 | High speed, silicon-based electro-optic modulator | Physics | 33 | Expired |
| US9618699B2 | Multilayer photonic adapter | Physics | 26 | Active |
| US7013067B2 | Silicon nanotaper couplers and mode-matching devices | Physics | 24 | Expired |
| US7003196B2 | External grating structures for interfacing wavelength-division-multiplexed optical sources with thin optical waveguides | Physics | 23 | Expired |
| US6963118B2 | Hybrid active and electronic circuit with evanescent coupling | Physics | 23 | Expired |
| US6993225B2 | Tapered structure for providing coupling between external optical device and planar optical waveguide and method of forming the same | Physics | 22 | Expired |
| US7020364B2 | Permanent light coupling arrangement and method for use with thin silicon optical waveguides | Physics | 21 | Expired |
| US6934444B2 | Beam shaping and practical methods of reducing loss associated with mating external sources and optics to thin silicon waveguides | Physics | 21 | Expired |
| US7109739B2 | Wafer-level opto-electronic testing apparatus and method | Physics | 20 | Expired |
| US6980720B2 | Mode transformation and loss reduction in silicon waveguide structures utilizing tapered transition regions | Physics | 20 | Expired |
| US9864133B2 | Silicon photonic chip with through VIAS | Physics | 20 | Active |
| US7298949B2 | SOI-based photonic bandgap devices | Physics | 20 | Expired |
| US7058261B2 | Interfacing multiple wavelength sources to thin optical waveguides utilizing evanescent coupling | Physics | 18 | Expired |
| US7000207B2 | Method of using a Manhattan layout to realize non-Manhattan shaped optical structures | Physics | 18 | Expired |
| US7447395B2 | Silicon modulator offset tuning arrangement | Physics | 18 | Active |
| US9995881B1 | TSV compatible fiber array coupler for silicon photonics | Physics | 15 | Active |
| US7187837B2 | Active manipulation of light in a silicon-on-insulator (SOI) structure | Physics | 15 | Expired |
| US6917730B2 | Arrangements for reducing wavelength sensitivity in prism-coupled SOI-based optical systems | Physics | 15 | Expired |
| US7327911B2 | Optical detector configuration and utilization as feedback control in monolithic integrated optic and electronic arrangements | Physics | 15 | Expired |
| US7657130B2 | Silicon-based optical modulator for analog applications | Physics | 15 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.