B01D 63/021
Manufacturing thereof
Official title: {Manufacturing thereof}
B01D63/021 (Manufacturing thereof) appears on 736 US grants and 613 published applications in this corpus.
Search patents in B01D- Granted patents
- 736
- Published applications
- 613
- Assignees
- 349
- Inventors
- 1,534
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 6 | 0 |
| 1978 | 5 | 0 |
| 1979 | 6 | 0 |
| 1980 | 17 | 0 |
| 1981 | 12 | 0 |
| 1982 | 17 | 0 |
| 1983 | 10 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 8 | 0 |
| 1987 | 16 | 0 |
| 1988 | 11 | 0 |
| 1989 | 15 | 0 |
| 1990 | 19 | 0 |
| 1991 | 18 | 0 |
| 1992 | 17 | 0 |
| 1993 | 22 | 0 |
| 1994 | 12 | 0 |
| 1995 | 14 | 0 |
| 1996 | 9 | 0 |
| 1997 | 11 | 0 |
| 1998 | 14 | 0 |
| 1999 | 14 | 0 |
| 2000 | 13 | 0 |
| 2001 | 18 | 5 |
| 2002 | 9 | 15 |
| 2003 | 19 | 27 |
| 2004 | 15 | 32 |
| 2005 | 12 | 24 |
| 2006 | 9 | 23 |
| 2007 | 17 | 21 |
| 2008 | 8 | 26 |
| 2009 | 9 | 26 |
| 2010 | 17 | 27 |
| 2011 | 15 | 13 |
| 2012 | 21 | 18 |
| 2013 | 17 | 18 |
| 2014 | 12 | 26 |
| 2015 | 12 | 31 |
| 2016 | 21 | 23 |
| 2017 | 21 | 26 |
| 2018 | 25 | 20 |
| 2019 | 23 | 41 |
| 2020 | 20 | 25 |
| 2021 | 22 | 27 |
| 2022 | 18 | 28 |
| 2023 | 23 | 33 |
| 2024 | 16 | 27 |
| 2025 | 22 | 20 |
| 2026 | 14 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Working fluid treatment device for mass transfer between a working fluid and two fluid exchange media11 Aug 2026US 12,702,744 B2Maquet Cardiopulmonary GmbH
- Liquid-filtration membrane and module, and method for making11 Aug 2026US 12,702,954 B2HMT Technologies Inc.
- Diffusion device4 Aug 2026US 12,697,590 B2Gambro Lundia AB
- Hollow fiber membrane and method for producing same28 Jul 2026US 12,691,415 B2Kolon Industries, Inc.
- Device for cutting hollow fiber membranes30 Jun 2026US 12,667,811 B2Gambro Lundia AB
- Conductive hollow fiber membrane and preparation method thereof and membrane assembly24 Sep 2026US 2026/0284601 A1Cangzhou Institute of Tiangong University
- High capacity production of carbon molecular sieve membranes6 Aug 2026US 2026/0225033 A1
- Hollow fiber membrane, method for manufacturing hollow fiber membrane, and hollow fiber membrane module6 Aug 2026US 2026/0225043 A1Toray Industries, Inc.
- Carbon molecular sieves and methods for making the same16 Jul 2026US 2026/0199841 A1Dow Global Technologies LLC
- Fuel cell membrane humidifier28 May 2026US 2026/0145136 A1Kolon Industries, Inc.
Most cited
By later US patents
- Filtration membranes, and related nano and/or micro fibers, composites, methods and systems254US 10,532,330 B2California Institute of Technology · 2020
- Vertical skein of hollow fiber membranes and method of maintaining clean fiber surfaces while filtering a substrate to withdraw a permeate200US 5,639,373 AZenon Environmental Inc. · 1997
- Frameless array of hollow fiber membranes and method of maintaining clean fiber surfaces while filtering a substrate to withdraw a permeate193US 5,248,424 AZenon Environmental Inc. · 1993
- Vertical cylindrical skein of hollow fiber membranes and method of maintaining clean fiber surfaces191US 5,783,083 AZenon Environmental Inc. · 1998
- Fiber assembly for in vivo plasma separation178US 5,735,809 AMatria Healthcare, Inc. · 1998