B29C 2945/76224
Closure or clamping unit
B29C2945/76224 (Closure or clamping unit) appears on 136 US grants and 153 published applications in this corpus.
Search patents in B29C- Granted patents
- 136
- Published applications
- 153
- Assignees
- 67
- Inventors
- 285
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 2 |
| 2002 | 7 | 2 |
| 2003 | 6 | 9 |
| 2004 | 5 | 6 |
| 2005 | 3 | 7 |
| 2006 | 11 | 6 |
| 2007 | 4 | 7 |
| 2008 | 6 | 16 |
| 2009 | 5 | 6 |
| 2010 | 5 | 5 |
| 2011 | 5 | 2 |
| 2012 | 2 | 3 |
| 2013 | 3 | 2 |
| 2014 | 3 | 4 |
| 2015 | 1 | 4 |
| 2016 | 2 | 3 |
| 2017 | 3 | 4 |
| 2018 | 3 | 7 |
| 2019 | 4 | 6 |
| 2020 | 3 | 2 |
| 2021 | 10 | 12 |
| 2022 | 5 | 5 |
| 2023 | 8 | 9 |
| 2024 | 6 | 6 |
| 2025 | 4 | 10 |
| 2026 | 10 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Injection molding device11 Aug 2026US 12,703,135 B2Seiko Epson Corporation
- Loudspeaker and method of manufacture26 May 2026US 12,641,372 B2Pss Belgium NV
- Resin mold19 May 2026US 12,629,872 B2Mitsubishi Electric Corporation
- Injection molding machine with controller for diagnosing injection molding machine5 May 2026US 12,617,138 B2The Japan Steel Works, Ltd.
- Injection molding machine and method of operating the same21 Apr 2026US 12,605,870 B2The Japan Steel Works, Ltd.
- Mold clamping device, injection molding machine, and mold clamping method16 Jul 2026US 2026/0200152 A1The Japan Steel Works, Ltd.
- Injection molding machine and control device18 Jun 2026US 2026/0166796 A1Sumitomo Heavy Industries, Ltd.
- Injection Molding Machine4 Jun 2026US 2026/0151946 A1The Japan Steel Works, Ltd.
- Injection molding apparatus and mold opening and closing device21 May 2026US 2026/0138318 A1Seiko Epson Corporation
- Operation screen of magnet clamp, injection molding machine, and injection molding machine system16 Apr 2026US 2026/0102956 A1The Japan Steel Works, Ltd.
Most cited
By later US patents
- Hybrid injection molding machine21US 6,089,849 AVan Dorn Demag Corporation · 2000
- Motor drive apparatus for an injection molding machine18US 6,333,611 B1Nissei Plastic Industrial Co., Ltd. · 2001
- Manufacturing method and injection molding system17US 11,104,050 B2Canon Kabushiki Kaisha · 2021
- Servo control for molding machine15US 5,210,698 ACincinnati Milacron Inc. · 1993
- Toggle type injection molding process14US 5,547,619 AThe Japan Steel Works, Ltd. · 1996