B65H 2701/314
Carbon fibres
B65H2701/314 (Carbon fibres) appears on 72 US grants and 81 published applications in this corpus.
Search patents in B65H- Granted patents
- 72
- Published applications
- 81
- Assignees
- 60
- Inventors
- 207
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 1 |
| 2004 | 3 | 3 |
| 2005 | 1 | 2 |
| 2006 | 1 | 1 |
| 2007 | 2 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 2 |
| 2010 | 0 | 3 |
| 2011 | 2 | 3 |
| 2012 | 2 | 2 |
| 2013 | 4 | 2 |
| 2014 | 0 | 2 |
| 2015 | 4 | 4 |
| 2016 | 4 | 6 |
| 2017 | 1 | 5 |
| 2018 | 4 | 4 |
| 2019 | 9 | 6 |
| 2020 | 3 | 7 |
| 2021 | 2 | 7 |
| 2022 | 8 | 4 |
| 2023 | 4 | 3 |
| 2024 | 2 | 6 |
| 2025 | 4 | 2 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fiber package7 Jul 2026US 12,673,842 B2Mitsubishi Chemical Corporation
- Carbon nanotube collection apparatus, carbon nanotube manufacturing apparatus, and carbon nanotube collection method3 Feb 2026US 12,540,421 B2Dowa Thermotech Co., Ltd.
- Jointed strand and method of producing the same27 Jan 2026US 12,534,331 B2Toray Industries, Inc.
- Pull-through winding system and method23 Dec 2025US 12,502,847 B2IsoTruss, Inc.
- Filament winding method and filament winding apparatus11 Nov 2025US 12,466,692 B2Honda Motor Co., Ltd.
- Method for manufacturing yarn prepreg package and yarn prepreg reel16 Jul 2026US 2026/0200692 A1TMT Machinery, Inc.
- Apparatus, system, and method for splicing carbon fiber tow19 Feb 2026US 2026/0048959 A1Zoltek Companies, Inc.
- System and method for guiding fibers4 Dec 2025US 2025/0368470 A1Zoltek Corporation
- Fiber bundle drawing apparatus, method of drawing fiber bundle, and method of manufacturing fiber composite material27 Mar 2025US 2025/0100843 A1Toray Industries, Inc.
- Compound and composition for organic optoelectronic device, organic optoelectronic deivce, and display device24 Oct 2024US 2024/0352627 A1Samsung SDI.Co., Ltd.
Most cited
By later US patents
- Method and machine for producing multiaxial fibrous webs70US 6,585,842 B1Hexcel Fabrics · 2003
- Precursor fiber bundle for manufacture of carbon fiber, manufacturing apparatus and method of manufacturing carbon fiber bundle13US 6,485,592 B1Toray Industries, Inc. · 2002
- Package of carbonaceous filament strand12US 4,544,113 AToray Industries, Inc. · 1985
- Process for continuously producing carbon fibers10US 4,466,949 AToray Industries, Inc. · 1984
- Machine for producing multiaxial fibrous webs9US 8,062,448 B2Hexcel Reinforcements · 2011