B30B 9/14
Operating with only one screw or worm
Official title: operating with only one screw or worm
B30B9/14 (Operating with only one screw or worm) appears on 30 US grants and 48 published applications in this corpus.
Search patents in B30B- Granted patents
- 30
- Published applications
- 48
- Assignees
- 34
- Inventors
- 96
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 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 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 5 |
| 2014 | 1 | 0 |
| 2015 | 0 | 3 |
| 2016 | 5 | 3 |
| 2017 | 3 | 4 |
| 2018 | 0 | 1 |
| 2019 | 0 | 2 |
| 2020 | 3 | 4 |
| 2021 | 3 | 7 |
| 2022 | 2 | 2 |
| 2023 | 1 | 9 |
| 2024 | 3 | 3 |
| 2025 | 4 | 0 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for separation of organics and liquids from waste material19 May 2026US 12,629,735 B2Komar Industries, Inc.
- Dewatering machine capable of controlling moisture content15 Jul 2025US 12,358,824 B2Korea Institute of Machinery & Materials
- Food waste disposal apparatus17 Jun 2025US 12,330,165 B2
- Organic waste separator for under a sink29 Apr 2025US 12,286,777 B2Sepura Home, Ltd.
- Juice extraction drum and juicer7 Jan 2025US 12,185,861 B2Hurom Co., Ltd.
- System and method for separation of organics and liquids from waste material17 Sep 2026US 2026/0273598 A1Komar Industries, Inc.
- A system for viscous slurry separation and a process thereof20 Aug 2026US 2026/0241657 A1
- Method and device for pressing19 Dec 2024US 2024/0416608 A1Harburg-Freudenberger Maschinenbau GmbH
- Method and device for pressing a liquid extract out of a material to be pressed31 Oct 2024US 2024/0360377 A1Messer SE & Co. KGaA
- Dewatering system and method14 Mar 2024US 2024/0083130 A1
Most cited
By later US patents
- Liquid and solid separator13US 5,653,879 A1997
- Scraper filter system9US 5,186,834 AArai Corporation · 1993
- Cleaning apparatus9US 7,918,347 B2Mahle International GmbH · 2011
- Rotary filter comprising a screen drum and internal screw member8US 5,435,917 AFukoku Kogyo Company Limited · 1995
- Horizontal juice extractor4US 10,646,063 B2Koninklijke Philips N. V. · 2020