G01F 1/065
With radiation as transfer means to the indicating device
Official title: {with radiation as transfer means to the indicating device, e.g. light transmission}
G01F1/065 (With radiation as transfer means to the indicating device) appears on 56 US grants and 33 published applications in this corpus.
Search patents in G01F- Granted patents
- 56
- Published applications
- 33
- Assignees
- 42
- Inventors
- 108
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 3 |
| 2007 | 1 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 2 | 2 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 3 |
| 2015 | 2 | 0 |
| 2016 | 1 | 1 |
| 2017 | 2 | 2 |
| 2018 | 1 | 3 |
| 2019 | 3 | 0 |
| 2020 | 1 | 2 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 2 | 4 |
| 2025 | 2 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Photoelectric flowmeter circuit and a photoelectric flowmeter14 Apr 2026US 12,601,619 B2Shanghai Kohler Electronics, Ltd.
- Centrifugal pump25 Mar 2025US 12,258,970 B2Grundfos Holding A/S
- Differential measurement system11 Mar 2025US 12,248,255 B2ASML Netherlands B. V.
- Fluid flow measuring and control devices and method23 Jul 2024US 12,044,564 B2Benoit&CoteInc.
- Angular circuit board assembly for a flowmeter9 Apr 2024US 11,953,353 B2Honeywell International Inc.
- Negative pressure wound therapy devices and methods utilizing a turbine16 Jul 2026US 2026/0199586 A1T.J. Smith and Nephew, Limited
- Fiber optic-based hazardous environmental flowmeter20 Nov 2025US 2025/0354842 A1Fanuc America Corporation
- Compact water meter10 Jul 2025US 2025/0224261 A1Ötletgazdák 2012 Kft.
- Fluid flow measuring and control devices and method17 Oct 2024US 2024/0344871 A1Benoit & Côté
- Centrifugal pump18 Jul 2024US 2024/0240641 A1Grundfos Holding A/S
Most cited
By later US patents
- High accuracy turbine flowmeter with optical sensor47US 4,887,469 AHydro-Craft, Inc. · 1989
- Arterial shunt with blood flow indicator41US 5,374,239 AMetatech Corporation · 1994
- Flowmeter for liquids35US 4,172,381 A1979
- Dispenser apparatus and a dispensing system for dispensing a liquid from a bottle30US 7,900,799 B22011
- Fluid flow rate measuring circuit28US 5,728,949 AMcMillan Company · 1998