G01G 13/285
Involving comparison with a reference value
Official title: involving comparison with a reference value (G01G13/29 takes precedence {; electric measuring arrangements involving comparison with a reference value G01R17/00})
G01G13/285 (Involving comparison with a reference value) appears on 42 US grants and 25 published applications in this corpus.
Search patents in G01G- Granted patents
- 42
- Published applications
- 25
- Assignees
- 45
- Inventors
- 121
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 2 | 0 |
| 2012 | 1 | 2 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 2 |
| 2018 | 1 | 0 |
| 2019 | 0 | 3 |
| 2020 | 3 | 1 |
| 2021 | 1 | 2 |
| 2022 | 1 | 2 |
| 2023 | 0 | 1 |
| 2024 | 2 | 0 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Machine for dispensing a controlled amount of a cosmetic composition26 May 2026US 12,638,322 B2L'oreal
- Metering and calibration system and processes for frozen flowable confection freezer13 May 2025US 12,295,384 B2Flavor Burst Co., L.L.P.
- Sample diluting and dispensing device for ICP-AES analysis31 Dec 2024US 12,181,391 B2Korea Institute of Geoscience and Mineral Resources (KIGAM)
- Method for measuring energy efficiency of a quantitative weighing device24 Sep 2024US 12,098,948 B2Mettler-Toledo (Changzhou) Measurement Technology Ltd.
- Weighing and filling apparatus11 Jan 2022US 11,220,418 B2Keio University
- Spoon tapping device, and automatic weighing device6 Aug 2026US 2026/0227227 A1Exawizards Inc.
- Metering and calibration system and processes for frozen flowable confection freezer6 Feb 2025US 2025/0040566 A1Flavor Burst Co., L.L.P.
- Machine for dispensing a controlled amount of a cosmetic composition27 Apr 2023US 2023/0127741 A1L'oreal
- Sample diluting and dispensing device for icp-aes analysis21 Apr 2022US 2022/0120647 A1Korea Institute of Geoscience and Mineral Resources (KIGAM)
- Method for measuring energy efficiency of a quantitative weighing device24 Feb 2022US 2022/0057253 A1Mettler-Toledo (Changzhou) Measurement Technology Ltd.
Most cited
By later US patents
- Filling apparatus for filling receptacle with metered weights61US 5,148,841 ASerac Group · 1992
- Control means and method for powder bagging59US 4,381,545 AE. I. Du Pont de Nemours and Company · 1983
- Automatic combination weighing machine with improved zero-point correction44US 4,344,492 AYamato Scale Company, Limited · 1982
- Liquid and powder measuring apparatus36US 4,976,377 AFuji Photo Film Co., Ltd. · 1990
- Weighing and dispensing unit31US 4,402,426 APortionmat (Engineering) Limited · 1983