B23B 39/167
Having belt and chain transmissions
Official title: {having belt and chain transmissions}
B23B39/167 (Having belt and chain transmissions) appears on 27 US grants and 14 published applications in this corpus.
Search patents in B23B- Granted patents
- 27
- Published applications
- 14
- Assignees
- 20
- Inventors
- 45
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 2 | 3 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 2 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Tool holding device and machine tool5 Jul 2022US 11,376,697 B2Citizen Machinery Co., Ltd.
- Machine tool26 Mar 2019US 10,239,129 B2Sugino Machine Limited
- Coring machine5 Jun 2018US 9,986,745 B2DAS Foods, LLC
- Two-Hole Core Drilling Machine6 Mar 2025US 2025/0073953 A1Egun Co., Ltd.
- Four-Hole Core Drilling Machine1 Jun 2023US 2023/0167700 A1Egun Co., Ltd.
- Tool holding device and machine tool22 Oct 2020US 2020/0331072 A1Citizen Machinery Co., Ltd.
- Machine tool26 Jul 2018US 2018/0207732 A1Sugino Machine Limited
- Coring machine and related methods19 Oct 2017US 2017/0295807 A1DAS Foods, LLC
Most cited
By later US patents
- Apparatus for forming bores33US 4,338,710 A1982
- Camshaft bore machining method and apparatus20US 5,221,165 ALitton Industrial Automation Systems, Inc. · 1993
- Gang drill and method for clearing patterns of holes in tubular members15US 4,674,925 AAshcombe Products Company · 1987
- Pilot hole borer13US 4,061,437 AManufacturing Approaches & Total Concepts, Inc. · 1977
- Cross-tie pre-plating system12US 5,343,606 ACoastal Timbers, Inc. · 1994