B23C 3/124
Internally
Official title: {internally}
B23C3/124 (Internally) appears on 10 US grants and 13 published applications in this corpus.
Search patents in B23C- Granted patents
- 10
- Published applications
- 13
- Assignees
- 12
- Inventors
- 30
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 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 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 4 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 0 |
| 2018 | 2 | 0 |
| 2019 | 2 | 3 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- External and internal chamfer tool22 Sep 2026US 12,741,325 B2
- Device for opening connection to lined pipe1 Oct 2019US 10,427,223 B2Picote Solutions Oy Ltd.
- Device for opening connection to lined pipe19 Feb 2019US 10,207,335 B2Picote Solutions Oy Ltd.
- Chamfer machining method1 May 2018US 9,956,624 B2Citizen Machinery Co., Ltd.
- Method and tool for producing an exact-fit cylindrical bore by removal of material from an existing bore with a finishing allowance20 Mar 2018US 9,919,389 B2Audi AG
- Machine Tool12 Mar 2026US 2026/0070129 A1Star Micronics Co., Ltd.
- Milling system for sewer rehabilitation22 May 2025US 2025/0162046 A1
- External and internal chamfer tool29 Feb 2024US 2024/0066612 A1
- Downhole Trimming Tool28 Nov 2019US 2019/0360310 A1National Oilwell Varco, L. P.
- Device for opening connection to lined pipe25 Apr 2019US 2019/0118270 A1Picote Solutions Oy Ltd.
Most cited
By later US patents
- Pipe resistance butt welding apparatus11US 4,436,974 AInstitut Elektrosvarki Imeni E. O. Patona Akademii Nauk Ukrainskoi SSR · 1984
- Device for the internal machining of a tube7US 4,715,751 ACommissariat A L' Energie Atomique · 1987
- Remote cutter head and system2US 9,676,042 B2Coupling Corporation of America, Inc. · 2017
- Debeading tool for butt-welded plastic pipe1US 7,422,399 B12008
- Device and method for generating microstructures in cylindrical surfaces1US 9,272,341 B2Walter AG · 2016