G02F 2202/06
Dopant
Official title: dopant
G02F2202/06 (Dopant) appears on 113 US grants and 143 published applications in this corpus.
Search patents in G02F- Granted patents
- 113
- Published applications
- 143
- Assignees
- 113
- Inventors
- 402
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 4 |
| 2003 | 2 | 2 |
| 2004 | 1 | 0 |
| 2005 | 1 | 4 |
| 2006 | 2 | 2 |
| 2007 | 3 | 1 |
| 2008 | 1 | 3 |
| 2009 | 1 | 2 |
| 2010 | 6 | 4 |
| 2011 | 4 | 5 |
| 2012 | 2 | 4 |
| 2013 | 6 | 3 |
| 2014 | 8 | 3 |
| 2015 | 2 | 5 |
| 2016 | 4 | 1 |
| 2017 | 2 | 6 |
| 2018 | 2 | 11 |
| 2019 | 6 | 9 |
| 2020 | 9 | 10 |
| 2021 | 6 | 10 |
| 2022 | 8 | 12 |
| 2023 | 8 | 14 |
| 2024 | 10 | 9 |
| 2025 | 10 | 10 |
| 2026 | 6 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rapidly reversible and wavelength-tunable photochromic compositions, systems, and methods6 Oct 2026US 12,754,443 B1HRL Laboratories, LLC
- Rapid-darkening, wavelength-tunable photochromic compositions, systems, and methods15 Sep 2026US 12,735,628 B1HRL Laboratories, LLC
- Light modulating device26 May 2026US 12,638,724 B2LG Chem.Ltd.
- High bandwidth travelling wave electro absorption modulator (EAM) chip5 May 2026US 12,619,108 B2Mellanox Technologies, Ltd.
- Planar buried optical waveguides in semiconductor substrate and methods of forming10 Feb 2026US 12,546,941 B2II-Vi Delaware, Inc.
- Semiconductor optical modulator1 Oct 2026US 2026/0299370 A1NTT, Inc.
- Silicon-based electro-optic phase modulator, chip, and related system10 Sep 2026US 2026/0267173 A1Huawei Technologies Co., Ltd.
- Innovative photomobile polymer, method for preparing said photomobile polymer without rubbing, 3d printing method of said photomobile polymer and 3d printer to implement said 3d printing method20 Aug 2026US 2026/0241637 A1Consiglio Nazionale Delle Ricerche
- Optical phase trimming for silicon or other photonic devices13 Aug 2026US 2026/0235893 A1Raytheon Company
- Optical phase modulator, optical circuit, mach-zehnder interferometer, and optical accelerator13 Aug 2026US 2026/0235894 A1Nichia Corporation
Most cited
By later US patents
- Direct electrical-to-optical conversion and light modulation in micro whispering-gallery-mode resonators105US 6,871,025 B2California Institute of Technology · 2005
- Doping profiles in PN diode optical modulators56US 7,085,443 B1Luxtera, Inc. · 2006
- Tunable bragg gratings and devices employing the same55US 6,221,565 B1University of New Mexico · 2001
- Optical waveguide device with an adiabatically-varying width52US 7,941,014 B1Sandia Corporation · 2011
- Doping profiles in PN diode optical modulators40US 7,251,408 B1Luxtera, Inc. · 2007