B29C 2945/76678
Injection piston
Official title: injection piston
B29C2945/76678 (Injection piston) appears on 24 US grants and 32 published applications in this corpus.
Search patents in B29C- Granted patents
- 24
- Published applications
- 32
- Assignees
- 20
- Inventors
- 62
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 2 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 3 |
| 2016 | 4 | 4 |
| 2017 | 2 | 1 |
| 2018 | 1 | 2 |
| 2019 | 1 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 3 |
| 2022 | 1 | 3 |
| 2023 | 0 | 0 |
| 2024 | 2 | 4 |
| 2025 | 3 | 0 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Manufacturing apparatus control method, manufacturing system, control apparatus, and molded article manufacturing method2 Jun 2026US 12,643,272 B2Canon Kabushiki Kaisha
- Injection molding machine and method of controlling the same30 Dec 2025US 12,508,758 B2The Japan Steel Works, Ltd.
- Resin molding device and method for producing resin molded article28 Oct 2025US 12,454,082 B2Towa Corporation
- Injection molding machine and method of controlling injection molding machine4 Mar 2025US 12,240,159 B2Seiko Epson Corporation
- Injection device and injection control method27 Feb 2024US 11,911,944 B2Sodick Co., Ltd.
- Manufacturing apparatus control method, manufacturing system, control apparatus, and molded article manufacturing method17 Sep 2026US 2026/0273821 A1Canon Kabushiki Kaisha
- Injection molding machine and method of controlling the same19 Mar 2026US 2026/0077545 A1The Japan Steel Works, Ltd.
- Injection device8 Aug 2024US 2024/0262022 A1Fanuc Corporation
- Manufacturing apparatus control method, manufacturing system, control apparatus, and molded article manufacturing method30 May 2024US 2024/0173904 A1Canon Kabushiki Kaisha
- Resin molding device and method for producing resin molded article15 Feb 2024US 2024/0051199 A1Towa Corporation
Most cited
By later US patents
- Universal mold vacuum system29US 7,158,854 B1MGS Mfg. Group, Inc. · 2007
- Servo control for molding machine15US 5,210,698 ACincinnati Milacron Inc. · 1993
- Hydraulic drive system of an injection molding machine13US 6,341,953 B12002
- Drive device, in particular for the locking unit, the injection unit or the ejector of an injection-moulding machine for plastics9US 6,935,111 B2Bosch Rexroth AG · 2005
- Pneumatically driven, pin velocity controlled injection molding apparatus and method5US 9,662,820 B2Synventive Molding Solutions, Inc. · 2017