C03B 37/01297
By melting glass powder in a mould
Official title: {by melting glass powder in a mould}
C03B37/01297 (By melting glass powder in a mould) appears on 20 US grants and 16 published applications in this corpus.
Search patents in C03B- Granted patents
- 20
- Published applications
- 16
- Assignees
- 16
- Inventors
- 57
- Latest grant
- 29 Nov 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
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| 1979 | 1 | 0 |
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| 2004 | 2 | 2 |
| 2005 | 1 | 2 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 2 | 1 |
| 2015 | 1 | 1 |
| 2016 | 2 | 2 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 0 | 0 |
| 2022 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and apparatus for producing a glass component29 Nov 2022US 11,512,017 B2Heraeus Quarzglas GmbH & Co.KG
- Optical fiber manufacturing method using relative bulk densities1 Feb 2022US 11,237,322 B2Furukawa Electric Co., Ltd.
- Easy removal of a thin-walled tube in a powder-in-tube (PIT) process8 Nov 2016US 9,487,428 B2OFS Fitel, LLC
- Barbell optical fiber and method of making the same26 Apr 2016US 9,322,988 B2OFS Fitel, LLC
- Holey optical fiber with random pattern of holes and method for making same17 Mar 2015US 8,983,258 B2Virginia Tech Intellectual Properties, Inc.
- Method and apparatus for producing a glass component3 Sep 2020US 2020/0277217 A1Heraeus Quarzglas GmbH & Co.KG
- Optical fiber manufacturing method9 Jan 2020US 2020/0012042 A1Furukawa Electric Co., Ltd.
- Using porous grains in powder-in-tube (pit) process8 Sep 2016US 2016/0257572 A1OFS Fitel, LLC
- Easy removal of a thin-walled tube in a powder-in-tube (pit) process8 Sep 2016US 2016/0257599 A1OFS Fitel, LLC
- Barbell Optical Fiber And Method Of Making The Same23 Apr 2015US 2015/0110452 A1OFS Fitel, LLC
Most cited
By later US patents
- Method of bundling rods so as to form an optical fiber preform47US 6,711,918 B1Sandia National Laboratories · 2004
- Making a glass rod with a step of measuring an incremental weight gain41US 6,772,611 B2Sandia National Laboratories · 2004
- Preform for producing an optical fiber and method therefor29US 6,882,786 B1Sandia National Laboratories · 2005
- Holey optical fiber with random pattern of holes and method for making same26US 7,567,742 B2Virginia Tech Intellectual Properties, Inc. · 2009
- Optical fibers having crystalline material and method of making same23US 4,428,646 AInternational Standard Electric Corporation · 1984