H01J 5/20
Seals between parts of vessels
H01J5/20 (Seals between parts of vessels) appears on 86 US grants and 77 published applications in this corpus.
Search patents in H01J- Granted patents
- 86
- Published applications
- 77
- Assignees
- 65
- Inventors
- 227
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 2 |
| 2002 | 1 | 4 |
| 2003 | 7 | 4 |
| 2004 | 2 | 6 |
| 2005 | 4 | 5 |
| 2006 | 2 | 11 |
| 2007 | 5 | 8 |
| 2008 | 0 | 2 |
| 2009 | 2 | 3 |
| 2010 | 5 | 2 |
| 2011 | 5 | 2 |
| 2012 | 1 | 4 |
| 2013 | 1 | 5 |
| 2014 | 3 | 2 |
| 2015 | 3 | 1 |
| 2016 | 0 | 2 |
| 2017 | 1 | 0 |
| 2018 | 2 | 1 |
| 2019 | 1 | 4 |
| 2020 | 2 | 0 |
| 2021 | 2 | 2 |
| 2022 | 2 | 1 |
| 2023 | 2 | 1 |
| 2024 | 1 | 3 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Ultra-high vacuum seal, assembly, and method of making the same26 May 2026US 12,640,358 B2Quantinuum LLC
- Drift tube with true hermetic seal16 Jul 2024US 12,040,168 B2
- Lamp comprising multiple component designs and constructions22 Aug 2023US 11,735,409 B2Teslo Pty Ltd
- Gas discharge tube having glass seal1 Aug 2023US 11,715,631 B2Bourns, Inc.
- Lamp comprising multiple component designs and constructions20 Sep 2022US 11,450,522 B2Teslo Pty Ltd
- Device and method for generating coherent terahertz radiation25 Jun 2026US 2026/0180286 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Drift Tube with True Hermetic Seal6 Feb 2025US 2025/0046590 A1Optical Systems, Inc.
- Ultra-high vacuum seal, assembly, and method of making the same24 Oct 2024US 2024/0355607 A1Quantinuum LLC
- Systems and Methods for Protective X-Ray Enclosure Access29 Feb 2024US 2024/0071707 A1Varex Imaging Corporation
- Drift Tube with True Hermetic Seal22 Feb 2024US 2024/0063005 A1Optical Systems, Inc.
Most cited
By later US patents
- Field emission device display with vacuum seal70US 5,157,304 AMotorola, Inc. · 1992
- Aluminum x-ray transmissive window for an x-ray tube vacuum vessel66US 6,118,852 AGeneral Electric Company · 2000
- Sealed beam lamp of borosilicate glass with a sealing glass of zinc silicoborate and a mill addition of cordierite51US 4,238,704 ACorning Glass Works · 1980
- Method of making a vacuum-tight seal between a ceramic and a metal part, sealed structure, and discharge lamp having the seal45US 5,552,670 APatent-Treuhand-Gesellschaft F. Elektrische Gluehlampen mbH · 1996
- Radiation window and method of manufacture38US 7,035,379 B2Moxtek, Inc. · 2006