B29B 7/28
For measuring, controlling or regulating
Official title: for measuring, controlling or regulating, e.g. viscosity control {(B29B7/242 takes precedence)}
B29B7/28 (For measuring, controlling or regulating) appears on 219 US grants and 229 published applications in this corpus.
Search patents in B29B- Granted patents
- 219
- Published applications
- 229
- Assignees
- 174
- Inventors
- 605
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 1 |
| 2002 | 3 | 5 |
| 2003 | 0 | 7 |
| 2004 | 6 | 6 |
| 2005 | 4 | 1 |
| 2006 | 2 | 4 |
| 2007 | 1 | 4 |
| 2008 | 1 | 5 |
| 2009 | 1 | 3 |
| 2010 | 2 | 1 |
| 2011 | 2 | 11 |
| 2012 | 3 | 2 |
| 2013 | 4 | 7 |
| 2014 | 4 | 13 |
| 2015 | 13 | 12 |
| 2016 | 4 | 8 |
| 2017 | 7 | 8 |
| 2018 | 6 | 8 |
| 2019 | 9 | 9 |
| 2020 | 6 | 21 |
| 2021 | 11 | 14 |
| 2022 | 9 | 28 |
| 2023 | 6 | 23 |
| 2024 | 22 | 14 |
| 2025 | 15 | 9 |
| 2026 | 8 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Polytetrafluoroethylene composition, forming product, conductive pipe, heat conduction film, and substrate CCL19 May 2026US 12,630,701 B2Daikin Fluorochemicals (China) Co., Ltd.
- Rubber composition, processing method thereof, and rubber product using the same12 May 2026US 12,624,198 B2Hangzhou Xinglu Technologies Co., Ltd
- Plastic-free dishwasher cleaning product5 May 2026US 12,617,904 B1Tru Earth Environmental Products Inc.
- Composite body having high thermal conductivity and method of making the composite body24 Mar 2026US 12,584,056 B2Saint-Gobain Ceramics & Plastics, Inc.
- Composite body having high thermal conductivity and method of making the composite body24 Feb 2026US 12,559,661 B2Saint-Gobain Ceramics & Plastics, Inc.
- Preparation method for polytetrafluoroethylene composition, polytetrafluoroethylene composition, forming product, conductive pipe, heat conduction film, and substrate ccl3 Sep 2026US 2026/0258238 A1Daikin Fluorochemicals (China) Co., Ltd.
- Silicone manufacturing9 Jul 2026US 2026/0193416 A1Dow Global Technologies LLC
- Internal mixer16 Apr 2026US 2026/0102748 A1Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Methods of preparing a composite having elastomer and filler2 Apr 2026US 2026/0092160 A1Beyond Lotus LLC
- Method for drying bulk material, especially granular plastic material, and drying device for such material15 Jan 2026US 2026/0014736 A1Motan Holding GmbH
Most cited
By later US patents
- Additive inventory control, batching and delivery system169US 4,525,071 ACrawford & Russell, Inc. · 1985
- Materials feeding system with level sensing probe and method for automatic bulk density determination110US 5,423,455 AAcrison, Inc. · 1995
- Batching system99US 3,959,636 AMangood Corporation · 1976
- Hybrid apparatus and method for blending materials95US 5,110,521 AHydreclaim Corporation · 1992
- Weigh scale blender and method75US 6,007,236 A1999