B01J 2219/00164
Controlling the flow
Official title: controlling the flow
B01J2219/00164 (Controlling the flow) appears on 1,325 US grants and 1,131 published applications in this corpus.
Search patents in B01J- Granted patents
- 1,325
- Published applications
- 1,131
- Assignees
- 805
- Inventors
- 3,460
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 9 | 0 |
| 1978 | 11 | 0 |
| 1979 | 8 | 0 |
| 1980 | 10 | 0 |
| 1981 | 12 | 0 |
| 1982 | 14 | 0 |
| 1983 | 11 | 0 |
| 1984 | 13 | 0 |
| 1985 | 14 | 0 |
| 1986 | 20 | 0 |
| 1987 | 5 | 0 |
| 1988 | 13 | 0 |
| 1989 | 10 | 0 |
| 1990 | 21 | 0 |
| 1991 | 15 | 0 |
| 1992 | 16 | 0 |
| 1993 | 23 | 0 |
| 1994 | 36 | 0 |
| 1995 | 30 | 0 |
| 1996 | 25 | 0 |
| 1997 | 23 | 0 |
| 1998 | 31 | 0 |
| 1999 | 28 | 0 |
| 2000 | 26 | 0 |
| 2001 | 37 | 19 |
| 2002 | 29 | 49 |
| 2003 | 35 | 47 |
| 2004 | 33 | 60 |
| 2005 | 25 | 40 |
| 2006 | 44 | 32 |
| 2007 | 30 | 50 |
| 2008 | 23 | 33 |
| 2009 | 31 | 31 |
| 2010 | 31 | 30 |
| 2011 | 23 | 40 |
| 2012 | 25 | 21 |
| 2013 | 21 | 28 |
| 2014 | 18 | 43 |
| 2015 | 33 | 65 |
| 2016 | 44 | 48 |
| 2017 | 48 | 42 |
| 2018 | 43 | 51 |
| 2019 | 37 | 55 |
| 2020 | 47 | 58 |
| 2021 | 48 | 61 |
| 2022 | 40 | 53 |
| 2023 | 48 | 53 |
| 2024 | 35 | 43 |
| 2025 | 38 | 52 |
| 2026 | 24 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System and method for the control of biomass conversion systems22 Sep 2026US 12,741,262 B2Takachar Limited
- Device for ionization of a fluid11 Aug 2026US 12,706,268 B2Brairtech Sweden AB
- Reaction kettle and coating preparation method using reaction kettle28 Jul 2026US 12,691,431 B2Haian Institute of High-Tech Research, Nanjing University
- Method for producing polycrystalline silicon28 Jul 2026US 12,692,167 B2Wacker Chemie AG
- Reactor for the synthesis of urea14 Jul 2026US 12,679,803 B2Casale SA
- Gas phase deposition reactor and method for producing polycrystalline silicon1 Oct 2026US 2026/0296900 A1Wacker Chemie AG
- Continuous flow photocatalytic reactor and photochemical continuous conversion method of gas20 Aug 2026US 2026/0241362 A1
- Method for controlling a heat-consuming hydrocarbon conversion process13 Aug 2026US 2026/0233185 A1Base SE
- Apparatus and method for gas flow carbonization of energetic materials13 Aug 2026US 2026/0233189 A1Rikomay Recycling Singapore Pte. Ltd.
- Microfluidic-based on-chip electrocatalytic microcell system and method for fabricating the same30 Jul 2026US 2026/0216680 A1City University of Hong Kong
Most cited
By later US patents
- Continuous slurry polymerization process and appparatus462US 6,833,415 B2ExxonMobil Chemical Patents Inc. · 2004
- Apparatus for decomposition of chemical compounds385US 5,720,927 AMotorola, Inc. · 1998
- Process for recovery of hydrocarbons and rejection of sand350US 5,316,664 ACanadian Occidental Petroleum Ltd. · 1994
- Process for recovery of hydrocarbons and rejection of sand346US 5,340,467 ACanadian Occidental Petroleum Ltd. · 1994
- Preparation of low-viscosity improved stable crude oil transport emulsions296US 4,983,319 ACanadian Occidental Petroleum Ltd. · 1991