H05B 3/52
Apparatus or processes for filling or compressing insulating material in tubes
H05B3/52 (Apparatus or processes for filling or compressing insulating material in tubes) appears on 32 US grants and 36 published applications in this corpus.
Search patents in H05B- Granted patents
- 32
- Published applications
- 36
- Assignees
- 29
- Inventors
- 67
- Latest grant
- 2 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 2 |
| 2009 | 1 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 3 |
| 2017 | 0 | 2 |
| 2018 | 0 | 3 |
| 2019 | 4 | 5 |
| 2020 | 1 | 6 |
| 2021 | 5 | 4 |
| 2022 | 3 | 1 |
| 2023 | 2 | 0 |
| 2024 | 2 | 3 |
| 2025 | 0 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for manufacturing de-powder device for piping, and method for installing same2 Jul 2024US 12,024,771 B2
- Electric tubular heating element and related method6 Feb 2024US 11,895,744 B2TüRk & Hillinger GmbH
- Integrated operating room lighting and patient warming system—design and components25 Jul 2023US 11,707,397 B2Optimus Integrated Surgical Environment AG
- Devices and methods for electrical cable splices18 Jul 2023US 11,705,710 B2nVent Services GmbH
- Integrated operating room sterilization system—design and components13 Sep 2022US 11,439,558 B2Optimus Licensing AG
- Heating system for a cooking appliance8 Oct 2026US 2026/0313758 A1Haier US Appliance Solutions, Inc.
- Aerosol generating device and method of manufacturing the same26 Mar 2026US 2026/0083175 A1Kt&G Corporation
- A method and an apparatus for boiler electrification and an electrified boiler5 Jun 2025US 2025/0180201 A1Chromalox, Inc.
- Method for producing a tubular heating cartridge for electrical heating devices, heating element blank for such a heating cartridge, and a heating cartridge11 Apr 2024US 2024/0121861 A1TüRk & Hillinger GmbH
- PTC Heating Device and Method of Manufacturing the Same11 Apr 2024US 2024/0121864 A1Eberspacher catem GmbH & Co.KG
Most cited
By later US patents
- Heater, apparatus, and associated method76US 7,705,276 B2Momentive Performance Materials Inc. · 2010
- Household appliance and electrical heating element for use in a household appliance31US 10,278,532 B2Miele & Cie. KG · 2019
- Heater unit16US 4,349,727 ASouthport Enterprises, Inc. · 1982
- Method of constructing bilateral heater unit10US 3,934,333 A1976
- Heater assembly for swaged cartridge heater and method of manufacture9US 5,486,682 AAcra Electric Corporation · 1996