D01G 15/02
Carding machines
D01G15/02 (Carding machines) appears on 519 US grants and 201 published applications in this corpus.
Search patents in D01G- Granted patents
- 519
- Published applications
- 201
- Assignees
- 169
- Inventors
- 587
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 14 | 0 |
| 1977 | 8 | 0 |
| 1978 | 13 | 0 |
| 1979 | 7 | 0 |
| 1980 | 12 | 0 |
| 1981 | 22 | 0 |
| 1982 | 10 | 0 |
| 1983 | 9 | 0 |
| 1984 | 8 | 0 |
| 1985 | 19 | 0 |
| 1986 | 9 | 0 |
| 1987 | 10 | 0 |
| 1988 | 8 | 0 |
| 1989 | 19 | 0 |
| 1990 | 16 | 0 |
| 1991 | 26 | 0 |
| 1992 | 14 | 0 |
| 1993 | 13 | 0 |
| 1994 | 13 | 0 |
| 1995 | 15 | 0 |
| 1996 | 10 | 0 |
| 1997 | 10 | 0 |
| 1998 | 13 | 0 |
| 1999 | 15 | 0 |
| 2000 | 23 | 0 |
| 2001 | 21 | 6 |
| 2002 | 7 | 13 |
| 2003 | 11 | 12 |
| 2004 | 7 | 14 |
| 2005 | 9 | 14 |
| 2006 | 14 | 10 |
| 2007 | 5 | 20 |
| 2008 | 6 | 6 |
| 2009 | 12 | 15 |
| 2010 | 13 | 1 |
| 2011 | 16 | 1 |
| 2012 | 2 | 3 |
| 2013 | 1 | 5 |
| 2014 | 3 | 6 |
| 2015 | 3 | 6 |
| 2016 | 2 | 6 |
| 2017 | 9 | 12 |
| 2018 | 8 | 13 |
| 2019 | 6 | 4 |
| 2020 | 1 | 4 |
| 2021 | 2 | 4 |
| 2022 | 5 | 7 |
| 2023 | 7 | 9 |
| 2024 | 3 | 3 |
| 2025 | 6 | 4 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- D01G 15/12Details474
- D01G 15/04With worker and stripper or like rollers operating in association with a12
- D01G 15/08With flats or like members or endless card sheets operating in association10
- D01G 15/10With other apparatus7
- D01G 15/70Arrangements for producing decorative or fancy effects in products6
- D01G 15/72Arrangements for returning waste to be re-carded5
- D01G 15/74Air draught arrangements3
Recent patents
- System and method for fiber cleaning, alignment, and sizing30 Jun 2026US 12,668,919 B1
- Fiber processing method21 Apr 2026US 12,606,940 B2Seiko Epson Corporation
- Machines systems and methods for making random fiber webs3 Feb 2026US 12,540,422 B23M Innovative Properties Company
- Machine systems and methods for making random fiber webs3 Feb 2026US 12,540,426 B23M Innovative Properties Company
- Machines systems and methods for making random fiber webs28 Oct 2025US 12,454,778 B23M Innovative Properties Company
- Revolving flat card10 Sep 2026US 2026/0265960 A1Rieter AG
- Adjustment device for a carding gap and method for said adjustment device18 Jun 2026US 2026/0168139 A1Maschinenfabrik Rieter AG
- Machine systems and methods for making random fiber webs14 May 2026US 2026/0132557 A13M Innovative Properties Company
- Device for forming by carding one or more fleeces of fibres, in particular non-woven13 Nov 2025US 2025/0347035 A1Andritz Perfojet SAS
- Recycled carbon fiber nonwoven fabric manufacturing system including chute carding machine30 Oct 2025US 2025/0333885 A1Sdac Co, Ltd
Most cited
By later US patents
- Lightweight cylinder construction45US 5,265,750 AHollingsworth (U.K.) Limited · 1993
- Method for feeding the primary web of a mineral wool web by means of a pendulum conveyor onto a receiving conveyor and an arrangement of such a pendulum conveyor23US 5,007,623 AOy Partek AB · 1991
- Carding machine or roller card20US 4,494,204 ATrutzschler GmbH & Co. KG · 1985
- Miniature motor having positive-coefficient thermistor20US 5,010,264 AMabuchi Motor Co., Ltd. · 1991
- Drafting apparatus with autolevelling19US 5,018,248 AHollingsworth (U.K.) Limited · 1991