B31B 50/66
By high-frequency electric heating
Official title: by high-frequency electric heating
B31B50/66 (By high-frequency electric heating) appears on 20 US grants and 22 published applications in this corpus.
Search patents in B31B- Granted patents
- 20
- Published applications
- 22
- Assignees
- 20
- Inventors
- 51
- Latest grant
- 3 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 3 |
| 2015 | 0 | 3 |
| 2016 | 2 | 1 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 3 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 3 |
| 2025 | 0 | 3 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Packaging material; and a sealing system for such packaging material3 Sep 2024US 12,076,963 B2Tetra Laval Holdings & Finance S. A.
- Method for producing packaging, and packaging machine28 Jul 2020US 10,723,096 B2Robert Bosch GmbH
- Anvil and ultrasonic sealing apparatus16 Jun 2020US 10,683,118 B2Toppan Printing Co., Ltd.
- Device and method for inductively heating package sleeves18 Feb 2020US 10,562,236 B2SIG Technology AG
- Method and a machine for manufacturing containers30 Apr 2019US 10,272,617 B2Societa' Per Azioni Curti-Costruzoni Meccaniche
- Method and apparatus for producing a container with a shell made of a fiber-based material with a flange portion2 Apr 2026US 2026/0091567 A1OPTIMA consumer GmbH
- Method for manufacturing paper container7 Aug 2025US 2025/0249651 A1Taiwan Chemwell Industrial Co., Ltd.
- Liquid-tight container, preform, method for producing same, and uses3 Jul 2025US 2025/0214740 A1
- Liquid-tight container, methods for the production thereof, and uses26 Jun 2025US 2025/0206492 A1
- Barrier Member For Container, Related Containers, Systems, And Methods28 Nov 2024US 2024/0391640 A1Graphic Packaging International, Inc.
Most cited
By later US patents
- Packages made with both high-frequency/radio-frequency seals and conventional heat/pressure seals using combinations of polar and non-polar polymers79US 5,769,772 ATenneco Packaging · 1998
- Apparatus for ultrasonic sealing of non-uniform folded carton bottom closure25US 3,971,300 ANimco Corporation · 1976
- Ultrasonically sealed side seam on cup22US 4,715,527 AToppan Printing Co., Ltd. · 1987
- Container, and method and device for manufacturing the same15US 4,374,697 AToppan Printing Co., Ltd. · 1983
- Apparatus and method for manufacturing of containers13US 9,821,527 B2A&R Carton Lund AB · 2017