B29C 2945/76167
Presence, absence of objects
B29C2945/76167 (Presence, absence of objects) appears on 54 US grants and 75 published applications in this corpus.
Search patents in B29C- Granted patents
- 54
- Published applications
- 75
- Assignees
- 46
- Inventors
- 130
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 1 | 1 |
| 2002 | 1 | 1 |
| 2003 | 0 | 5 |
| 2004 | 2 | 4 |
| 2005 | 1 | 4 |
| 2006 | 3 | 2 |
| 2007 | 3 | 1 |
| 2008 | 1 | 2 |
| 2009 | 1 | 2 |
| 2010 | 4 | 3 |
| 2011 | 3 | 2 |
| 2012 | 2 | 2 |
| 2013 | 1 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 2 |
| 2016 | 0 | 2 |
| 2017 | 0 | 3 |
| 2018 | 1 | 3 |
| 2019 | 3 | 2 |
| 2020 | 5 | 2 |
| 2021 | 0 | 7 |
| 2022 | 3 | 11 |
| 2023 | 5 | 5 |
| 2024 | 11 | 1 |
| 2025 | 2 | 2 |
| 2026 | 0 | 4 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Injection molding system and manufacturing system14 Oct 2025US 12,441,036 B2Seiko Epson Corporation
- Part control device and method13 May 2025US 12,296,520 B2Universite De Chambery-Universite Savoie Mont Blanc
- Production management system31 Dec 2024US 12,179,402 B2Seiko Epson Corporation
- Control device for injection molding machine17 Dec 2024US 12,168,317 B2Sumitomo Heavy Industries, Ltd.
- Operation quantity determination device, molding apparatus system, molding machine, non-transitory computer readable recording medium, operation quantity determination method, and state display device8 Oct 2024US 12,109,748 B2The Japan Steel Works, Ltd.
- A remote-controlled smart plastic injection machine24 Sep 2026US 2026/0284948 A1Tulga üRüN Gelistirme MüHendislik Limited Sirketi
- Automatic evaluation device, automatic evaluation method and computer program23 Jul 2026US 2026/0208418 A1The Japan Steel Works, Ltd.
- Molding machine9 Apr 2026US 2026/0097549 A1Toyo Innovex Co., Ltd.
- Method for Connecting Extruded Flexible Components to Molded Parts5 Mar 2026US 2026/0061676 A1Gram Medical Inc.
- System for the production of plastic products11 Dec 2025US 2025/0375930 A1Sacmi Imola S.C.
Most cited
By later US patents
- Detection and removal system for reducing cycle time of an injection molding apparatus14US 6,315,543 B1Husky Injection Molding Systems Ltd. · 2001
- Apparatus for checking the quality of preforms each having a body made of plastics material10US 7,541,556 B2M & G Polymers USA, LLC · 2009
- Controlling delivery of polymer material in a sequential injection molding process9US 7,651,644 B2Graham Packaging Company L. P. · 2010
- System for feeding portions of material to an injection molding machine8US 6,688,493 B22004
- System for feeding portions of material to an injection molding machine7US 6,966,456 B22005