B01F 35/71805
Using valves, gates, orifices or openings
Official title: {using valves, gates, orifices or openings}
B01F35/71805 (Using valves, gates, orifices or openings) appears on 631 US grants and 585 published applications in this corpus.
Search patents in B01F- Granted patents
- 631
- Published applications
- 585
- Assignees
- 490
- Inventors
- 1,476
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 3 | 0 |
| 1978 | 7 | 0 |
| 1979 | 5 | 0 |
| 1980 | 7 | 0 |
| 1981 | 8 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 14 | 0 |
| 1985 | 6 | 0 |
| 1986 | 4 | 0 |
| 1987 | 11 | 0 |
| 1988 | 8 | 0 |
| 1989 | 9 | 0 |
| 1990 | 12 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 7 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 10 | 0 |
| 1997 | 6 | 0 |
| 1998 | 2 | 0 |
| 1999 | 11 | 0 |
| 2000 | 16 | 0 |
| 2001 | 22 | 10 |
| 2002 | 16 | 21 |
| 2003 | 17 | 17 |
| 2004 | 12 | 23 |
| 2005 | 14 | 14 |
| 2006 | 10 | 19 |
| 2007 | 6 | 11 |
| 2008 | 9 | 7 |
| 2009 | 6 | 15 |
| 2010 | 12 | 19 |
| 2011 | 10 | 14 |
| 2012 | 12 | 11 |
| 2013 | 13 | 20 |
| 2014 | 14 | 12 |
| 2015 | 13 | 42 |
| 2016 | 9 | 31 |
| 2017 | 26 | 28 |
| 2018 | 31 | 25 |
| 2019 | 27 | 33 |
| 2020 | 23 | 34 |
| 2021 | 25 | 43 |
| 2022 | 27 | 33 |
| 2023 | 29 | 27 |
| 2024 | 22 | 19 |
| 2025 | 28 | 31 |
| 2026 | 15 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for adjusting grouting parameters in preparation of ceramic composite fiber-based catalytic filter tube, and method and device for preparing ceramic composite fiber-based catalytic filter tube6 Oct 2026US 12,752,223 B2Zhejiang Zhiyuan Environmental Technology Co., Ltd
- Microwave networks, waveguides, mixing carts, methods of supplying gas, and gas management systems for radiation therapy machines6 Oct 2026US 12,752,245 B2Varian Medical Systems, Inc.
- Direct high pressure slurry injection fracturing system and method6 Oct 2026US 12,752,247 B1
- Mineral spring generator29 Sep 2026US 12,746,517 B2National Taipei University of Technology
- Ultra-dispersion mixer29 Sep 2026US 12,746,521 B2SK On Co., Ltd.
- Gas supply device8 Oct 2026US 2026/0307021 A1BMI TECH Co., LTD.
- Dosing device and dosing equipment24 Sep 2026US 2026/0284618 A1Pirovano S.r.l.
- Water oxidation system24 Sep 2026US 2026/0285721 A1Oxidian Labs, LLC
- System for blending a fragrance17 Sep 2026US 2026/0273485 A1SoftBank Group Corp.
- Premixing apparatus17 Sep 2026US 2026/0273486 A1Rinnai Corporation
Most cited
By later US patents
- Integrated nucleic acid diagnostic device1,005US 5,856,174 AAffymetrix, Inc. · 1999
- Integrated nucleic acid diagnostic device989US 5,922,591 AAffymetrix, Inc. · 1999
- Integrated nucleic acid diagnostic device409US 6,043,080 AAffymetrix, Inc. · 2000
- Process for producing emulsion and microcapsules and apparatus therefor402US 7,268,167 B2Japan Science and Technology Agency · 2007
- Integrated nucleic acid diagnostic device388US 6,197,595 B1Affymetrix, Inc. · 2001