C03B 37/01282
By pressing or sintering
Official title: {by pressing or sintering, e.g. hot-pressing}
C03B37/01282 (By pressing or sintering) appears on 61 US grants and 64 published applications in this corpus.
Search patents in C03B- Granted patents
- 61
- Published applications
- 64
- Assignees
- 22
- Inventors
- 134
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 3 |
| 2011 | 1 | 3 |
| 2012 | 1 | 3 |
| 2013 | 3 | 0 |
| 2014 | 2 | 2 |
| 2015 | 3 | 4 |
| 2016 | 2 | 9 |
| 2017 | 3 | 3 |
| 2018 | 2 | 2 |
| 2019 | 3 | 7 |
| 2020 | 3 | 4 |
| 2021 | 4 | 9 |
| 2022 | 5 | 2 |
| 2023 | 6 | 6 |
| 2024 | 2 | 3 |
| 2025 | 3 | 1 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polarization maintaining optical fiber and polarization maintaining optical fiber manufacturing method11 Aug 2026US 12,704,672 B2Sumitomo Electric Industries, Ltd.
- Method for making halogen doped optical element26 May 2026US 12,637,384 B2Corning Incorporated
- System and method for performing separation and dehydroxylation of fumed silica soot particles11 Nov 2025US 12,466,737 B2
- Preform for optical fiber and manufacturing method of optical fiber2 Sep 2025US 12,404,201 B2Kohoku Kogyo Co., Ltd.
- System for manufacturing fumed silica particles13 May 2025US 12,297,116 B2
- Manufacturing method of optical fiber preform, and optical fiber preform10 Sep 2026US 2026/0265113 A1Sumitomo Electric Industries, Ltd.
- Method of forming a multicore preform and fiber5 Jun 2025US 2025/0178946 A1Corning Incorporated
- System and method for performing separation and dehydroxylation of fumed silica soot particles3 Oct 2024US 2024/0327230 A1
- Polarization maintaining optical fiber and polarization maintaining optical fiber manufacturing method14 Mar 2024US 2024/0085618 A1Sumitomo Electric Industries, Ltd.
- Method for making halogen doped optical element1 Feb 2024US 2024/0034667 A1Corning Incorporated
Most cited
By later US patents
- Method for producing ultra-high purity, optical quality, glass articles47US 4,789,389 ACorning Glass Works · 1988
- Method of manufacturing a silica glass preform35US 5,244,485 AFurukawa Electric Co., Ltd. · 1993
- Method for manufacturing a silica-base material for optical fiber28US 5,185,020 AFurukawa Electric Co., Ltd. · 1993
- Method of manufacturing optical fiber preform27US 5,352,259 AFurukawa Electric Co., Ltd. · 1994
- Method for the manufacture of glass bodies25US 4,685,946 AU. S. Philips Corporation · 1987