B23B 5/46
For turning helical or spiral surfaces
Official title: for turning helical or spiral surfaces (thread cutting B23G)
B23B5/46 (For turning helical or spiral surfaces) appears on 27 US grants and 27 published applications in this corpus.
Search patents in B23B- Granted patents
- 27
- Published applications
- 27
- Assignees
- 25
- Inventors
- 56
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 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 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 0 |
| 2006 | 0 | 4 |
| 2007 | 2 | 2 |
| 2008 | 1 | 2 |
| 2009 | 0 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 2 | 0 |
| 2014 | 0 | 2 |
| 2015 | 2 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 2 |
| 2021 | 1 | 2 |
| 2022 | 1 | 1 |
| 2023 | 2 | 3 |
| 2024 | 0 | 3 |
| 2025 | 3 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Constant rake fluted drill bit and method of manufacture21 Apr 2026US 12,605,795 B1
- Method for cutting a thread on a rotating workpiece27 May 2025US 12,311,449 B2Iscar, Ltd.
- Method for machining ribs on air or gas bearings of a compressor8 Apr 2025US 12,269,084 B2The Swatch Group Research and Development Ltd
- Constant rake fluted drill bit and method of manufacture18 Feb 2025US 12,226,861 B1
- Method for producing one or more concave cut-outs on a main body which is, in particular, substantially cylindrical, armature, keeper plate, and electromagnetic actuator20 Jun 2023US 11,679,440 B2Kendrion (Villingen) GmbH
- Method for machining ribs or grooves on a shaft for air or gas bearings of a compressor7 Nov 2024US 2024/0367240 A1Belenos Clean Power Holding AG
- Method for machining ribs or grooves for air or gas bearings of a rotary-shaft-comprising workpiece of a compressor, and method for assembling the components of the workpiece7 Nov 2024US 2024/0369068 A1Belenos Clean Power Holding AG
- Roll mold manufacturing method, roll mold, and transcript2 May 2024US 2024/0139822 A1Dexerials Corporation
- Method for cutting a thread on a rotating workpiece5 Oct 2023US 2023/0311224 A1Iscar, Ltd.
- Method for machining ribs on air or gas bearings of a compressor18 May 2023US 2023/0150010 A1Belenos Clean Power Holding AG
Most cited
By later US patents
- Manufacturing method of disk for belt-driven continuously-variable-speed drive26US 4,947,533 ASuzuki Jidosha Kogyo Kabushiki Kaisha · 1990
- Machine control system16US 4,038,890 AU. S. Industries, Inc. · 1977
- Multi-function machine tool and machining method in multi-function machine tool10US 6,868,304 B2Mori Seiki Hitech Co., Ltd. · 2005
- Apparatus and method for processing screw rotor and cutting bit9US 7,216,407 B2Mitsubishi Denki Kabushiki Kaisha · 2007
- Device for employing a motorized hand tool to cut a spiralled groove in a workpiece8US 3,946,774 AVermont American Corporation · 1976