B23Q 2003/155421
The grippers moving independently from each other
Official title: {the grippers moving independently from each other}
B23Q2003/155421 (The grippers moving independently from each other) appears on 19 US grants and 11 published applications in this corpus.
Search patents in B23Q- Granted patents
- 19
- Published applications
- 11
- Assignees
- 16
- Inventors
- 38
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 2 |
| 2003 | 1 | 0 |
| 2004 | 1 | 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 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 2 |
| 2017 | 1 | 0 |
| 2018 | 2 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 2 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Tool magazine apparatus6 Jan 2026US 12,515,287 B2Okuma Corporation
- Tool change unit and tool change device including same11 Oct 2022US 11,465,250 B2
- Machine tool system15 Mar 2022US 11,273,530 B2Makino Milling Machine Co., Ltd.
- Machine tool2 Oct 2018US 10,086,485 B2Toshiba Kikai Kabushiki Kaisha
- Tool gripper arrangement20 Mar 2018US 9,919,396 B2Anca Pty Ltd
- Changer for tools or workpieces of a machine tool and method for operating such a changer27 Mar 2025US 2025/0100095 A1Adelbert Haas GmbH
- Tool magazine apparatus2 Nov 2023US 2023/0347461 A1Okuma Corporation
- Tool change unit and tool change device including same3 Dec 2020US 2020/0376618 A1
- Machine tool system12 Dec 2019US 2019/0375065 A1Makino Milling Machine Co., Ltd.
- Machine tool1 Dec 2016US 2016/0346884 A1Toshiba Kikai Kabushiki Kaisha
Most cited
By later US patents
- Vertical tool changer to adapter holding mechanism14US 3,990,140 AHoudaille Industries, Inc. · 1976
- Machine tool with improved tool changer means14US 6,416,450 B2Thermwood Corporation · 2002
- Machine tool11US 5,624,365 AChiron-Werke GmbH & Co. KG · 1997
- Tool change mechanism10US 4,575,918 AKearney & Trecker Corporation · 1986
- Toolholder for a machine tool9US 4,910,860 AChiron-Werke GmbH & Co. KG · 1990