G02B 2006/1208
Rare earths
Official title: {Rare earths}
G02B2006/1208 (Rare earths) appears on 16 US grants and 27 published applications in this corpus.
Search patents in G02B- Granted patents
- 16
- Published applications
- 27
- Assignees
- 29
- Inventors
- 90
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 2 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 3 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 3 |
| 2018 | 0 | 0 |
| 2019 | 2 | 1 |
| 2020 | 2 | 2 |
| 2021 | 1 | 2 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 3 |
| 2025 | 1 | 2 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical waveguide and method of manufacture thereof19 May 2026US 12,631,822 B2NTT, Inc.
- Photonic element for a quantum information processing device and method for producing such22 Jul 2025US 12,367,415 B2Max-Planck-Gesellschaft Zur FöRderung Der Wissenschaften E. V.
- Microheater comprising a rare earth-doped optical fiber23 Jan 2024US 11,880,062 B2Clemson University
- Method for forming groove in hybrid optical device, and hybrid optical device28 Jun 2022US 11,372,159 B2Nippon Telegraph and Telephone Corporation
- Inhibiting crystal growth in optical waveguide structures, for reduced absorption and insertion loss using optically-passive dopants in the core10 Aug 2021US 11,086,074 B1Dicon Fiberoptics, Inc.
- Silicon nitride core rib waveguides and methods of manufacturing the same3 Sep 2026US 2026/0259370 A1Corning Incorporated
- Photonic integrated circuit and method for annealing18 Jun 2026US 2026/0169221 A1LiGenTec SA
- Optical Waveguide5 Feb 2026US 2026/0036743 A1
- Photonic integrated circuit and method for manufacturing13 Nov 2025US 2025/0347850 A1
- Iii-nitride-based ferroelectric photonic devices15 May 2025US 2025/0155638 A1The Regents of the University of Michigan
Most cited
By later US patents
- Optical sensor utilizing rare-earth-doped integrated-optic lasers94US 5,677,769 AImra America, Inc. · 1997
- Method of fabricating rare earth doped planar optical waveguide for integrated optical circuit17US 5,141,549 AThe Charles Stark Draper Laboratories, Inc. · 1992
- Rare earth doped single polarization double clad optical fiber with plurality of air holes5US 7,280,728 B2Corning Incorporated · 2007
- Re-based integrated photonic and electronic layered structures4US 10,605,987 B2IQE plc · 2020
- Method for forming magneto-optical films for integrated photonic devices4US 9,829,728 B2Massachusetts Institute of Technology · 2017