B01F 27/72
With helices or sections of helices
Official title: with helices or sections of helices
B01F27/72 (With helices or sections of helices) appears on 374 US grants and 374 published applications in this corpus.
Search patents in B01F- Granted patents
- 374
- Published applications
- 374
- Assignees
- 298
- Inventors
- 924
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 7 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 6 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 12 | 0 |
| 2000 | 6 | 0 |
| 2001 | 13 | 5 |
| 2002 | 4 | 11 |
| 2003 | 13 | 10 |
| 2004 | 7 | 9 |
| 2005 | 6 | 22 |
| 2006 | 5 | 11 |
| 2007 | 2 | 7 |
| 2008 | 6 | 7 |
| 2009 | 4 | 12 |
| 2010 | 5 | 9 |
| 2011 | 8 | 12 |
| 2012 | 7 | 4 |
| 2013 | 8 | 14 |
| 2014 | 10 | 8 |
| 2015 | 14 | 24 |
| 2016 | 8 | 11 |
| 2017 | 13 | 21 |
| 2018 | 14 | 24 |
| 2019 | 16 | 17 |
| 2020 | 23 | 42 |
| 2021 | 13 | 20 |
| 2022 | 28 | 5 |
| 2023 | 11 | 17 |
| 2024 | 13 | 23 |
| 2025 | 15 | 16 |
| 2026 | 4 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Composition of biodegradable plant fiber raw material grains, and production method thereof25 Aug 2026US 12,715,996 B2Amica Terra Co., Ltd.
- Zero contact screw and ergonomic housing portioning device30 Jun 2026US 12,667,818 B2Henry & Sons, Inc.
- Method for operating a mixing apparatus of a manufacturing plant24 Mar 2026US 12,582,945 B2Fette Compacting GmbH
- Dry powder kneading apparatus27 Jan 2026US 12,533,646 B2Samsung SDI.Co., Ltd.
- Kneading machine for food doughs, having a cover having a quick closure9 Dec 2025US 12,490,745 B2Diosna Dierks & SöHne GmbH
- Extruder and housing for exhaust air10 Sep 2026US 2026/0263979 A1The Japan Steel Works, Ltd.
- Compact animal feed mixer and feeder3 Sep 2026US 2026/0256112 A1Farm Aid Equipment, Inc.
- Methods and systems for co-feeding plastic waste-oil blends into a refinery reactor23 Jul 2026US 2026/0208128 A1Braskem S/A
- Slurry mixer and slurry extrusion device including the same25 Jun 2026US 2026/0175184 A1Samsung SDI.Co., Ltd.
- Ultrasonic dispersion device and slurry extrusion apparatus including the same18 Jun 2026US 2026/0171388 A1Samsung SDI.Co., Ltd.
Most cited
By later US patents
- Portable mixing/delivery apparatus for pre-blended granular mixtures95US 6,666,573 B22003
- System for homogeneously mixing plural incoming product streams of different composition84US 6,648,501 B2Wenger Manufacturing, Inc. · 2003
- Continuous flow system for mixing and processing bulk ingredients77US 5,240,324 ABluffton AGRI/Industrial Corp. · 1993
- Oxygenating apparatus, method for oxygenating liquid therewith, and applications thereof73US 5,904,851 ALife International Products, Inc. · 1999
- Combined blending and pumping apparatus70US 6,616,320 B2Wenger Manufacturing, Inc. · 2003