C03B 5/1675
Platinum group metals
Official title: {Platinum group metals}
C03B5/1675 (Platinum group metals) appears on 91 US grants and 100 published applications in this corpus.
Search patents in C03B- Granted patents
- 91
- Published applications
- 100
- Assignees
- 37
- Inventors
- 263
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 1 |
| 2002 | 5 | 6 |
| 2003 | 5 | 2 |
| 2004 | 1 | 3 |
| 2005 | 1 | 8 |
| 2006 | 3 | 2 |
| 2007 | 3 | 3 |
| 2008 | 1 | 4 |
| 2009 | 2 | 4 |
| 2010 | 3 | 3 |
| 2011 | 1 | 5 |
| 2012 | 6 | 4 |
| 2013 | 4 | 5 |
| 2014 | 5 | 3 |
| 2015 | 1 | 2 |
| 2016 | 2 | 4 |
| 2017 | 3 | 8 |
| 2018 | 2 | 3 |
| 2019 | 3 | 1 |
| 2020 | 6 | 6 |
| 2021 | 2 | 2 |
| 2022 | 1 | 6 |
| 2023 | 5 | 3 |
| 2024 | 2 | 2 |
| 2025 | 1 | 3 |
| 2026 | 3 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Glass manufacturing apparatus comprising a delivery conduit system with a low impedance drain assembly18 Aug 2026US 12,709,564 B2Corning Incorporated
- System and method for platinum free melting of high index glasses14 Apr 2026US 12,600,658 B2Corning Incorporated
- Heater and apparatus and method for manufacturing glass product31 Mar 2026US 12,593,376 B2AGC Inc.
- Float glass substrate3 Jun 2025US 12,319,615 B2AGC Inc.
- Apparatus and method for mitigating electrochemical attack of precious metal components in a glass making process17 Sep 2024US 12,091,351 B2Corning Incorporated
- Apparatus and method for reducing defects in glass melt vessels3 Sep 2026US 2026/0257955 A1Corning Incorporated
- System and method for platinum free melting of high index glasses23 Jul 2026US 2026/0209100 A1Corning Incorporated
- Apparatus for glass manufacturing16 Jul 2026US 2026/0200784 A1Corning Incorporated
- Heater and apparatus and method for manufacturing glass product9 Jul 2026US 2026/0197905 A1AGC Inc.
- Filling structures and filling methods for reducing needle defects in substrate glass11 Jun 2026US 2026/0159432 A1Caihong Display Devices Co., Ltd.
Most cited
By later US patents
- Vacuum degassing apparatus for molten glass26US 6,119,484 AAsahi Glass Company, Limited · 2000
- Vacuum degassing apparatus for molten glass24US 6,405,564 B1Asahi Glass Company, Limited · 2002
- Quartz fusion furnace and method for forming quartz articles23US 6,422,861 B1General Electric Company · 2002
- Stirring of molten glass18US 3,971,646 APilkington Brothers Limited · 1976
- Furnace outlet18US 4,017,294 AJohns Manville · 1977