G02B 6/1345
Using ion exchange
Official title: {using ion exchange (ion exchange in glass C03C21/00)}
G02B6/1345 (Using ion exchange) appears on 103 US grants and 49 published applications in this corpus.
Search patents in G02B- Granted patents
- 103
- Published applications
- 49
- Assignees
- 76
- Inventors
- 206
- Latest grant
- 9 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 5 | 0 |
| 1990 | 10 | 0 |
| 1991 | 12 | 0 |
| 1992 | 7 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 4 | 2 |
| 2002 | 4 | 5 |
| 2003 | 9 | 5 |
| 2004 | 7 | 1 |
| 2005 | 2 | 5 |
| 2006 | 2 | 8 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 2 | 1 |
| 2011 | 1 | 2 |
| 2012 | 3 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 1 | 2 |
| 2018 | 0 | 2 |
| 2019 | 2 | 3 |
| 2020 | 3 | 2 |
| 2021 | 1 | 3 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 2 | 1 |
| 2025 | 0 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
- Low-loss waveguides formed in high-transmission glass using ag-na ion exchange9 Jul 2024US 12,030,809 B2Corning Incorporated
- Optical waveguide element2 Jul 2024US 12,025,833 B2Sumitomo Osaka Cement Co., Ltd.
- Optical waveguide article with laminate structure and method for forming the same19 Apr 2022US 11,307,352 B2Corning Incorporated
- Integrated optical phase modulator and method of making same16 Feb 2021US 10,921,682 B1KVH Industries, Inc.
- Prism coupling methods of characterizing stress in glass-based ion-exchanged articles having problematic refractive index profiles8 Dec 2020US 10,859,451 B2Corning Incorporated
- Glass substrate and optical integrated device20 Nov 2025US 2025/0355178 A1AGC Inc.
- Co-packaged optics device and opto-electronic module29 May 2025US 2025/0172777 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Optical-electrical substrate providing interconnects for photonic integrated circuit and associated methods8 May 2025US 2025/0147251 A1Corning Research & Development Corporation
- Low-loss waveguides formed in high-transmission glass using ag-na ion exchange26 Sep 2024US 2024/0317633 A1Corning Incorporated
- Optical waveguide element15 Sep 2022US 2022/0291447 A1Sumitomo Osaka Cement Co., Ltd.
Most cited
By later US patents
- Method of producing optical waveguides by an ion exchange technique on a glass substrate164US 5,160,523 ANokia Corporation · 1992
- Method of producing optical waveguides115US 5,035,734 ANokia Corporation · 1991
- Adaptor device for coupling together optical waveguides produced by K-Na ion exchange with optical waveguides produced by Ag-Na ion exchange115US 5,151,958 ANokia Corporation · 1992
- Method and apparatus for waveguide optics and devices111US 6,330,388 B1Northstar Photonics, Inc. · 2001
- Method for producing buried regions of raised refractive index in a glass member by ion exchange64US 4,842,629 ASiemens Aktiengesellschaft · 1989