G01F 11/02
Apparatus requiring external operation adapted at each repeated and identical operation to
Official title: with measuring chambers which expand or contract during measurement
G01F11/02 (Apparatus requiring external operation adapted at each repeated and identical operation to) appears on 1,446 US grants and 1,046 published applications in this corpus.
Search patents in G01F- Granted patents
- 1,446
- Published applications
- 1,046
- Assignees
- 833
- Inventors
- 2,506
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 26 | 0 |
| 1977 | 29 | 0 |
| 1978 | 22 | 0 |
| 1979 | 16 | 0 |
| 1980 | 18 | 0 |
| 1981 | 24 | 0 |
| 1982 | 30 | 0 |
| 1983 | 12 | 0 |
| 1984 | 20 | 0 |
| 1985 | 26 | 0 |
| 1986 | 17 | 0 |
| 1987 | 22 | 0 |
| 1988 | 27 | 0 |
| 1989 | 39 | 0 |
| 1990 | 34 | 0 |
| 1991 | 29 | 0 |
| 1992 | 27 | 0 |
| 1993 | 30 | 0 |
| 1994 | 26 | 0 |
| 1995 | 28 | 0 |
| 1996 | 27 | 0 |
| 1997 | 27 | 0 |
| 1998 | 32 | 0 |
| 1999 | 29 | 0 |
| 2000 | 31 | 0 |
| 2001 | 13 | 3 |
| 2002 | 29 | 25 |
| 2003 | 22 | 21 |
| 2004 | 21 | 34 |
| 2005 | 17 | 49 |
| 2006 | 18 | 30 |
| 2007 | 21 | 43 |
| 2008 | 23 | 61 |
| 2009 | 17 | 63 |
| 2010 | 32 | 45 |
| 2011 | 38 | 37 |
| 2012 | 39 | 44 |
| 2013 | 37 | 42 |
| 2014 | 31 | 46 |
| 2015 | 33 | 46 |
| 2016 | 39 | 49 |
| 2017 | 32 | 37 |
| 2018 | 38 | 46 |
| 2019 | 46 | 56 |
| 2020 | 39 | 50 |
| 2021 | 46 | 43 |
| 2022 | 54 | 54 |
| 2023 | 31 | 36 |
| 2024 | 33 | 37 |
| 2025 | 30 | 26 |
| 2026 | 19 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Apparatus, system and method for fluid delivery6 Oct 2026US 12,751,899 B2DEKA Products Limited Partnership
- Fluid product dispenser23 Jun 2026US 12,661,673 B2Aptar France SAS
- Attachment for a beverage container23 Jun 2026US 12,662,295 B2Societe des Produits Nestle S. A.
- Flow sensor system with connection assembly23 Jun 2026US 12,663,300 B2CRISI Medical Systems, Inc.
- Drive unit for motor dosing pump16 Jun 2026US 12,655,843 B2ProMinent GmbH
- Metering device having a plug valve3 Sep 2026US 2026/0259074 A1Scheugenpflug GmbH
- Two-dose dosage system for fluid product dispensing device20 Aug 2026US 2026/0241118 A1Aptar France SAS
- Robotic pipettes calibration system, method of use, and auxiliary devices20 Aug 2026US 2026/0243794 A1Qcc Hazorea Calibration Technologies A.C.S Ltd.
- Drug delivery device with indicator13 Aug 2026US 2026/0232914 A1Insulet Corporation
- Proportional volumetric dosing device30 Jul 2026US 2026/0219086 A1Mixtron S.R.L.
Most cited
By later US patents
- Bone cement injector1,545US 5,431,654 AStryker Corporation · 1995
- Inductance-based dose measurement in syringes551US 6,068,615 AHealth Hero Network, Inc. · 2000
- Device and method employing shape memory alloy491US 6,916,159 B2TheraSense, Inc. · 2005
- Infusion pumps and methods and delivery devices and methods with same487US 8,202,250 B2Medtronic MiniMed, Inc. · 2012
- Optical dose measurements in syringes480US 6,113,578 AHealth Hero Network, Inc. · 2000