B29C 2945/762
Injection piston
Official title: injection piston
B29C2945/762 (Injection piston) appears on 11 US grants and 16 published applications in this corpus.
Search patents in B29C- Granted patents
- 11
- Published applications
- 16
- Assignees
- 15
- Inventors
- 37
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 2 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 2 |
| 2023 | 0 | 2 |
| 2024 | 1 | 2 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Manufacturing apparatus and manufacturing method of molded products11 Aug 2026US 12,703,134 B2Canon Kabushiki Kaisha
- Injection molding machine30 Sep 2025US 12,427,703 B2Sumitomo Heavy Industries, Ltd.
- System and apparatus for injection molding16 Jan 2024US 11,872,737 B2Promess, Inc.
- Injection molding machine13 Dec 2022US 11,524,433 B2Fanuc Corporation
- Simultaneous independently controlled dual side PCB molding technique1 Nov 2016US 9,484,228 B2Apple Inc.
- Injection molding device4 Dec 2025US 2025/0367867 A1Suntory Holdings Limited
- Drive device for an injection device14 Aug 2025US 2025/0256444 A1Engel Austria GmbH
- Injection device8 Aug 2024US 2024/0262022 A1Fanuc Corporation
- Injection molding machine20 Jun 2024US 2024/0198571 A1Sumitomo Heavy Industries, Ltd.
- Electro Fluid Driven Actuator and Method23 Nov 2023US 2023/0373142 A1Barnes Group Inc.
Most cited
By later US patents
- Method for detecting abnormality in hydraulic system of molding machine and apparatus therefor17US 5,445,773 ANissei Plastic Industrial Co., Ltd. · 1995
- Injection molding method and apparatus for continuous plastication16US 7,291,297 B2Husky Injection Molding Systems Ltd. · 2007
- Servo control for molding machine15US 5,210,698 ACincinnati Milacron Inc. · 1993
- Adaptive controller for injection molding7US 5,645,775 ABarber-Colman Company · 1997
- Injection method of preplasticization injection molding machine4US 5,795,509 ASodick Co., Ltd. · 1998