B30B 9/20
Using rotary pressing members, other than worms or screws
Official title: using rotary pressing members, other than worms or screws, e.g. rollers, rings, discs
B30B9/20 (Using rotary pressing members, other than worms or screws) appears on 148 US grants and 71 published applications in this corpus.
Search patents in B30B- Granted patents
- 148
- Published applications
- 71
- Assignees
- 89
- Inventors
- 254
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 6 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 5 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 6 | 0 |
| 1986 | 3 | 0 |
| 1987 | 8 | 0 |
| 1988 | 6 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 3 | 2 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 3 | 8 |
| 2011 | 3 | 6 |
| 2012 | 3 | 2 |
| 2013 | 6 | 1 |
| 2014 | 2 | 4 |
| 2015 | 1 | 3 |
| 2016 | 3 | 8 |
| 2017 | 1 | 5 |
| 2018 | 3 | 3 |
| 2019 | 4 | 5 |
| 2020 | 6 | 4 |
| 2021 | 4 | 4 |
| 2022 | 3 | 4 |
| 2023 | 2 | 2 |
| 2024 | 2 | 1 |
| 2025 | 1 | 0 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Preparation vessel for a kitchen device10 Feb 2026US 12,543,882 B2Vorwerk & Co. Interholding GmbH
- Device and method for separating substances of different flowability that are mixed together25 Feb 2025US 12,233,618 B2Nordischer Maschinenbau Rud. Baader GmbH + Co. KG
- Torque reaction arrangement for pulp washers2 Jul 2024US 12,024,822 B2Valmet Corporation
- Moisture extraction press and moisture removal from wood materials6 Feb 2024US 11,890,828 B2Idaho Forest Group, LLC
- Juicing unit and fruit juicing machine that includes said juicing unit26 Sep 2023US 11,766,063 B2
- Wedge press1 Oct 2026US 2026/0295961 A1Prime Solution, Inc.
- Tube Roller Clamp5 Mar 2026US 2026/0061714 A1Carolina Components Group, Inc.
- Moisture extraction press and moisture removal from wood materials9 May 2024US 2024/0149545 A1Idaho Forest Group, LLC
- Veneer dewatering apparatus and method of dewatering veneer21 Dec 2023US 2023/0408196 A1Meinan Machinery Works, Inc.
- Roller filtration apparatus5 Oct 2023US 2023/0311030 A1Danmarks Tekniske Universitet
Most cited
By later US patents
- Juicer including a juicer cartridge reader433US 10,046,904 B2Fresh Press LLC · 2018
- Roll mill for reduction of moisture content in waste material45US 4,436,028 A1984
- Juice extractor39US 5,156,872 A1992
- Press cover for a press for dewatering web material35US 4,880,501 AJ. M. Voith GmbH · 1989
- Juicing systems and methods33US 9,493,298 B2Juicero, Inc. · 2016