B23B 5/365
For toroidal surfaces
Official title: {for toroidal surfaces}
B23B5/365 (For toroidal surfaces) appears on 10 US grants and 4 published applications in this corpus.
Search patents in B23B- Granted patents
- 10
- Published applications
- 4
- Assignees
- 8
- Inventors
- 15
- Latest grant
- 26 Nov 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 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 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
- Production method and production apparatus for ring-shaped part26 Nov 2019US 10,486,237 B2
- Method of manufacturing an elbow, cutting tool, and elbow10 Oct 2017US 9,782,842 B2Noda Kanagata Co., Ltd.
- Curved machining jig20 Jan 1998US 5,709,511 A
- Method of producing a torus surface on a lathe work22 Oct 1996US 5,566,597 ALudwig Boschert, Maschinen- und Apparatebau GmbH & Co. KG
- Apparatus for drilling a circularly curved bore21 May 1991US 5,017,057 A
- Method of manufacturing an elbow, cutting tool, and elbow7 Nov 2019US 2019/0337062 A1Daido Die & Mold Steel Solutions Co., Ltd.
- Production method and production apparatus for ring-shaped part20 Jun 2019US 2019/0184466 A1
- Jig apparatus for use in forming holes in a workpiece in a guided manner and a method of use of the same21 Feb 2019US 2019/0054547 A1Power Box AG
- Method of manufacturing an elbow, cutting tool, and elbow31 Dec 2015US 2015/0375311 A1Noda Kanagata Co., Ltd.
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
- Reamer for hollow shafts14US 4,357,846 AAnsaldo Societa per Azioni · 1982
- Process for the curvilinear formation of holes12US 4,769,118 AAe PLC · 1988
- Curved machining jig12US 5,709,511 A1998