D04H 18/04
Needling machines: with water jets
Official title: with water jets
D04H18/04 (Needling machines: with water jets) appears on 220 US grants and 195 published applications in this corpus.
Search patents in D04H- Granted patents
- 220
- Published applications
- 195
- Assignees
- 101
- Inventors
- 300
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 7 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 12 | 0 |
| 1999 | 8 | 0 |
| 2000 | 6 | 0 |
| 2001 | 8 | 4 |
| 2002 | 11 | 16 |
| 2003 | 11 | 15 |
| 2004 | 8 | 12 |
| 2005 | 10 | 16 |
| 2006 | 4 | 13 |
| 2007 | 12 | 17 |
| 2008 | 14 | 21 |
| 2009 | 9 | 7 |
| 2010 | 8 | 4 |
| 2011 | 5 | 7 |
| 2012 | 2 | 5 |
| 2013 | 3 | 4 |
| 2014 | 3 | 4 |
| 2015 | 3 | 7 |
| 2016 | 3 | 4 |
| 2017 | 5 | 7 |
| 2018 | 3 | 3 |
| 2019 | 2 | 8 |
| 2020 | 3 | 0 |
| 2021 | 3 | 3 |
| 2022 | 1 | 6 |
| 2023 | 6 | 5 |
| 2024 | 3 | 2 |
| 2025 | 7 | 2 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Backing drum541US 4,868,958 AUni-Charm Corporation · 1989
- Nonwoven material subjected to hydraulic jet treatment in spots146US 4,970,104 AKimberly-Clark Corporation · 1990
- Nonwoven fabric, nonwoven fabric manufacturing method, and nonwoven fabric manufacturing apparatus144US 7,954,213 B2Uni-Charm Corporation · 2011
- Non-woven fabric and method and apparatus for making the same134US 5,098,764 AChicopee · 1992
- Method and apparatus for producing high efficiency fibrous media incorporating discontinuous sub-micron diameter fibers, and web media formed thereby122US 6,315,806 B12001