B23B 5/36
Turning-machines or devices specially adapted for particular work: for turning specially-shaped surfaces
Official title: for turning specially-shaped surfaces by making use of relative movement of the tool and work produced by geometrical mechanisms, i.e. forming-lathes
B23B5/36 (Turning-machines or devices specially adapted for particular work: for turning specially-shaped surfaces) appears on 149 US grants and 131 published applications in this corpus.
Search patents in B23B- Granted patents
- 149
- Published applications
- 131
- Assignees
- 112
- Inventors
- 299
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 2 |
| 2004 | 0 | 5 |
| 2005 | 3 | 2 |
| 2006 | 2 | 8 |
| 2007 | 4 | 5 |
| 2008 | 2 | 6 |
| 2009 | 2 | 3 |
| 2010 | 4 | 5 |
| 2011 | 6 | 5 |
| 2012 | 3 | 3 |
| 2013 | 4 | 4 |
| 2014 | 10 | 17 |
| 2015 | 7 | 7 |
| 2016 | 7 | 5 |
| 2017 | 12 | 6 |
| 2018 | 3 | 9 |
| 2019 | 8 | 7 |
| 2020 | 3 | 2 |
| 2021 | 4 | 6 |
| 2022 | 2 | 5 |
| 2023 | 7 | 9 |
| 2024 | 2 | 6 |
| 2025 | 5 | 2 |
| 2026 | 6 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for manufacturing roll mold, roll mold manufacturing apparatus, non-transitory computer readable medium, microlens array, and roll mold23 Jun 2026US 12,661,715 B2Dexerials Corporation
- Precision freeform structuring for the fabrication of coded lenses5 May 2026US 12,617,020 B2Northwestern University
- Constant rake fluted drill bit and method of manufacture21 Apr 2026US 12,605,795 B1
- Router sled7 Apr 2026US 12,594,635 B2
- Control device and control method for machine tool10 Mar 2026US 12,569,953 B2Fanuc Corporation
- Machine tool and control device23 Jul 2026US 2026/0208273 A1Citizen Machinery Co., Ltd.
- Method for manufacturing an ophthalmic device comprising machining9 Oct 2025US 2025/0312878 A1Essilor International
- Machining assistance apparatus19 Jun 2025US 2025/0199505 A1Fanuc Corporation
- Precision-cut casing tubular for centralizer assembly28 Nov 2024US 2024/0392633 A1Innovex Downhole Solutions, Inc.
- 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
Most cited
By later US patents
- Curved bore drilling apparatus266US 5,002,546 A1991
- Apparatus for drilling a circularly curved bore52US 5,017,057 A1991
- Precision high speed turning machine31US 6,237,452 B1Massachusetts Institute of Technology · 2001
- Method of manufacturing disk for variator27US 6,637,107 B2Koyo Seiko Co., Ltd. · 2003
- Manufacturing method of disk for belt-driven continuously-variable-speed drive26US 4,947,533 ASuzuki Jidosha Kogyo Kabushiki Kaisha · 1990