B29C 45/18
Feeding the material into the injection moulding apparatus , i.e. feeding the
Official title: Feeding the material into the injection moulding apparatus {, i.e. feeding the non-plastified material into the injection unit}
B29C45/18 (Feeding the material into the injection moulding apparatus , i.e. feeding the) appears on 400 US grants and 426 published applications in this corpus.
Search patents in B29C- Granted patents
- 400
- Published applications
- 426
- Assignees
- 300
- Inventors
- 908
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 2 | 0 |
| 1978 | 5 | 0 |
| 1979 | 5 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 0 | 0 |
| 1983 | 7 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 5 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 1 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 7 | 0 |
| 2001 | 8 | 3 |
| 2002 | 6 | 12 |
| 2003 | 7 | 18 |
| 2004 | 6 | 8 |
| 2005 | 9 | 9 |
| 2006 | 4 | 4 |
| 2007 | 6 | 7 |
| 2008 | 3 | 9 |
| 2009 | 2 | 9 |
| 2010 | 3 | 9 |
| 2011 | 4 | 18 |
| 2012 | 8 | 10 |
| 2013 | 5 | 17 |
| 2014 | 9 | 16 |
| 2015 | 10 | 16 |
| 2016 | 17 | 29 |
| 2017 | 23 | 22 |
| 2018 | 19 | 22 |
| 2019 | 14 | 23 |
| 2020 | 14 | 26 |
| 2021 | 13 | 38 |
| 2022 | 23 | 29 |
| 2023 | 17 | 20 |
| 2024 | 28 | 18 |
| 2025 | 12 | 24 |
| 2026 | 11 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B29C 45/1816Feeding auxiliary material128
- B29C 45/1808Feeding measured doses49
- B29C 45/1866Feeding multiple materials27
- B29C 2045/1875Hoppers connected to a feed screwIndexing code25
- B29C 2045/1891Means for detecting presence or level of raw material inside feeding ductsIndexing code17
- B29C 45/1858Changing the kind or the source of material13
- B29C 2045/1883Directly injecting moulding material from the chemical production plant into the mouldIndexing code10
Recent patents
- Coupling device and molten resin supply system22 Sep 2026US 12,741,406 B2Sumitomo Heavy Industries, Ltd.
- Method for preparing an enhanced auxetic composite material (EACM)18 Aug 2026US 12,708,167 B2Honeywell Safety Products USA, Inc.
- Injection molding machine for performing foam molding and method for controlling injection molding machine12 May 2026US 12,623,387 B2The Japan Steel Works, Ltd.
- Injection mold and method for manufacturing injection-molded parts5 May 2026US 12,617,133 B2WAGO Verwaltungsgesellschaft mbH
- Injection device14 Apr 2026US 12,600,067 B2Sodick Co., Ltd.
- Coupling device and molten resin supply system17 Sep 2026US 2026/0273819 A1Sumitomo Heavy Industries, Ltd.
- Molding system having a vision system and a method for optically inspecting molded articles27 Aug 2026US 2026/0249533 A1Husky Injection Molding Systems Ltd.
- Method of producing sealing material and sealing material27 Aug 2026US 2026/0249570 A1Valqua, Ltd.
- Melter device for injection molding apparatus and injection-molded object using the same13 Aug 2026US 2026/0233447 A1Century Innovation Corporation
- Manufacturing device for tank13 Aug 2026US 2026/0233475 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
- Method of coloring polycarbonate extruded or molded products for optical members129US 5,116,547 AMitsubishi Gas Chemical Company, Inc. · 1992
- Process for continuously producing polyester articles with scrap recycle in a continuous melt-to-preform process93US 5,945,460 AEastman Chemical Company · 1999
- Colored resin molder92US 5,225,210 ASysko Corporation · 1993
- Granular material transfer system64US 5,252,008 AAutoload, Inc. · 1993
- Method for producing polyesters with a reduced content of free acetaldehyde50US 6,559,271 B2Inventa-Fischer GmbH & Co. KG · 2003