G02F 2202/108
Quantum wells
Official title: quantum wells
G02F2202/108 (Quantum wells) appears on 165 US grants and 196 published applications in this corpus.
Search patents in G02F- Granted patents
- 165
- Published applications
- 196
- Assignees
- 116
- Inventors
- 502
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 3 | 6 |
| 2010 | 2 | 4 |
| 2011 | 2 | 2 |
| 2012 | 5 | 1 |
| 2013 | 1 | 7 |
| 2014 | 5 | 10 |
| 2015 | 4 | 12 |
| 2016 | 13 | 17 |
| 2017 | 11 | 19 |
| 2018 | 12 | 23 |
| 2019 | 25 | 30 |
| 2020 | 24 | 17 |
| 2021 | 19 | 10 |
| 2022 | 9 | 10 |
| 2023 | 8 | 8 |
| 2024 | 9 | 4 |
| 2025 | 5 | 5 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Light modulation element, beam steering device including the same, and electronic device including beam steering device18 Aug 2026US 12,710,681 B2Samsung Electronics Co., Ltd.
- Nanostructure controlling single photon and photonic device assembly comprising the same19 May 2026US 12,632,759 B2Korea University Research and Business Foundation
- High bandwidth travelling wave electro absorption modulator (EAM) chip5 May 2026US 12,619,108 B2Mellanox Technologies, Ltd.
- Quantum dot color filter ink compositions and devices utilizing the same2 Dec 2025US 12,487,491 B2Kateeva, Inc.
- Light modulating device and electronic apparatus using the same14 Oct 2025US 12,443,090 B2California Institute of Technology
- Semiconductor optical modulator1 Oct 2026US 2026/0299370 A1NTT, Inc.
- Electro-absorption modulator and monolithic electro-photonic integrated circuit comprising an electro-absorption modulator and driver electronics24 Sep 2026US 2026/0287940 A1ElectroPhotonic-IC Inc.
- A nanocrystal-based super-oscillator lens30 Jul 2026US 2026/0219546 A1Bilkent Universitesi Ulusal Nanoteknoloji Arastirma Merkezi
- Iii-nitride-based photonic devices with quantum confinement4 Jun 2026US 2026/0153754 A1The Regents of the University of Michigan
- Quantum dot color filter ink compositions and devices utilizing the same5 Mar 2026US 2026/0063950 A1Kateeva, Inc.
Most cited
By later US patents
- Device and method for providing illuminating light using quantum dots112US 7,481,562 B2Avago Technologies ECBU IP (Singapore) Pte. Ltd. · 2009
- Broadband absorber having multiple quantum wells of different thicknesses103US 5,265,107 ABell Communications Research, Inc. · 1993
- Passive matrix quantum dot display103US 8,693,087 B2Microsoft Corporation · 2014
- Display substrate having quantum well for improved electron mobility and display device including the same67US 8,319,905 B2Samsung Display Co., Ltd. · 2012
- Photo-luminescent liquid crystal display including a blue dichroic mirror layer62US 7,746,423 B2Samsung Electronics Co., Ltd. · 2010