B29D 29/103
Multi-ribbed driving belts
Official title: {Multi-ribbed driving belts}
B29D29/103 (Multi-ribbed driving belts) appears on 80 US grants and 64 published applications in this corpus.
Search patents in B29D- Granted patents
- 80
- Published applications
- 64
- Assignees
- 18
- Inventors
- 137
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 3 |
| 2010 | 0 | 3 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 2 | 8 |
| 2015 | 2 | 5 |
| 2016 | 6 | 4 |
| 2017 | 4 | 3 |
| 2018 | 4 | 5 |
| 2019 | 6 | 6 |
| 2020 | 7 | 5 |
| 2021 | 1 | 1 |
| 2022 | 2 | 5 |
| 2023 | 0 | 4 |
| 2024 | 4 | 2 |
| 2025 | 8 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Frictional transmission belt and production method therefor30 Dec 2025US 12,510,132 B2Mitsuboshi Belting Ltd.
- Apparatus and method for manufacturing at least one drive belt23 Dec 2025US 12,502,855 B2Arntz Beteiligungs GmbH & Co.KG
- Friction transmission belt and manufacturing method thereof14 Oct 2025US 12,441,091 B2Mitsuboshi Belting Ltd.
- Friction transmission belt30 Sep 2025US 12,429,110 B2Bando Chemical Industries, Ltd.
- Transmission belt core wire production method, transmission belt production method, processing agent and processing kit17 Jun 2025US 12,331,211 B2Mitsuboshi Belting Ltd.
- Joined V-Belt and Manufacturing Method Therefor29 Jan 2026US 2026/0029037 A1Mitsuboshi Belting Ltd.
- Drive Belts Including Foamed Undercord Layers and Methods of Manufacturing The Same7 Mar 2024US 2024/0077129 A1The Gates Corporation
- Drive Belts Including Foamed Undercord Layers and Methods of Manufacturing The Same7 Mar 2024US 2024/0077130 A1The Gates Corporation
- Frictional Transmission Belt and Production Method Therefor5 Oct 2023US 2023/0313861 A1Mitsuboshi Belting Ltd.
- Apparatus and method for manufacturing at least one drive belt13 Jul 2023US 2023/0219313 A1Arntz Beteiligungs GmbH & Co.KG
Most cited
By later US patents
- Endless power transmission belt58US 3,981,206 ADayco Corporation · 1976
- Endless power transmission belt and method of making same28US 4,027,545 ADayco Corporation · 1977
- V-ribbed belt and the method of manufacturing the same25US 4,892,510 ABando Chemical Industries, Ltd. · 1990
- Multi-ribbed power transmission belt and method of making said belt22US 3,948,113 AThe Goodyear Tire & Rubber Company · 1976
- V-ribbed belt having protruding fibers21US 5,197,928 AMitsuboshi Belting Ltd. · 1993