B23B 2220/32
Drilling holes from both sides
B23B2220/32 (Drilling holes from both sides) appears on 6 US grants and 6 published applications in this corpus.
Search patents in B23B- Granted patents
- 6
- Published applications
- 6
- Assignees
- 7
- Inventors
- 12
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 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 | 0 |
| 2016 | 0 | 2 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dental component with through hole28 Jul 2026US 12,690,953 B2Nobel Biocare Services AG
- Method for producing contoured holes15 May 2018US 9,969,009 B2Ansaldo Energia IP UK Limited
- Apparatus and method for machining a workpiece20 Jun 2017US 9,682,428 B2Superior Industries International, Inc.
- Combination 2-plane CNC positioning grinder with CNC positioning drill20 Apr 2004US 6,722,959 B2Glassline Corporation
- Multispindle machine for processing workpieces10 Jan 1995US 5,379,510 A
- Dental Component With Through Hole7 Nov 2024US 2024/0366344 A1Nobel Biocare Services AG
- Apparatus and method for machining a workpiece14 Sep 2017US 2017/0259349 A1Superior Industries International, Inc.
- Method for producing contoured holes7 Jul 2016US 2016/0193667 A1General Electric Technology GmbH
- Apparatus and method for machining a workpiece25 Feb 2016US 2016/0052067 A1Superior Industries International, Inc.
- Fixture for drilling sheets of fragile material, in particular, sheets of glass12 Feb 2004US 2004/0029509 A1Bimatech S.r.l.
Most cited
By later US patents
- Multispindle machine for processing workpieces15US 5,379,510 A1995
- Machine for drilling fragile sheet-like materials, in particular sheet glass and the like7US 4,579,483 ATeax s.r.l. · 1986
- Combination 2-plane CNC positioning grinder with CNC positioning drill4US 6,722,959 B2Glassline Corporation · 2004
- Method for producing contoured holes3US 9,969,009 B2Ansaldo Energia IP UK Limited · 2018
- Apparatus and method for machining a workpiece1US 9,682,428 B2Superior Industries International, Inc. · 2017