G01D 5/58
Using optical means, i.e. using infrared, visible or ultraviolet light
Official title: using optical means, i.e. using infrared, visible or ultraviolet light
G01D5/58 (Using optical means, i.e. using infrared, visible or ultraviolet light) appears on 26 US grants and 31 published applications in this corpus.
Search patents in G01D- Granted patents
- 26
- Published applications
- 31
- Assignees
- 29
- Inventors
- 102
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 4 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 2 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 2 | 1 |
| 2016 | 0 | 2 |
| 2017 | 2 | 1 |
| 2018 | 3 | 4 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 4 | 4 |
| 2023 | 0 | 2 |
| 2024 | 2 | 5 |
| 2025 | 3 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Encoder, servo motor, and servo system25 Aug 2026US 12,716,755 B2Kabushiki Kaisha Yaskawa Denki
- Calibration apparatus, calibration method, and non-transitory computer readable medium having recorded thereon calibration program22 Jul 2025US 12,366,470 B2Asahi Kasei Microdevices Corporation
- System and method for tracking a moving element in a conveyor system15 Apr 2025US 12,275,598 B2
- System and method for measuring the amount of backlash in an actuator assembly21 Jan 2025US 12,203,787 B2Honeywell International Inc.
- Position encoder with fusion of different sensor types19 Nov 2024US 12,146,773 B2Novanta Corporation
- Actuator-based testing systems data communication30 Apr 2026US 2026/0118144 A1Illinois Tool Works Inc.
- Calibration apparatus, calibration method, and non-transitory computer readable medium having recorded thereon calibration program30 Oct 2025US 2025/0334431 A1Asahi Kasei Microdevices Corporation
- High-precision rotor position determination for use in position and/or torque control at low speed27 Mar 2025US 2025/0105766 A1Siemens Gamesa Renewable Energy A/S
- Signal generation device and elevator16 Jan 2025US 2025/0020443 A1Nidec Corporation
- Encoder, servo motor, and servo system19 Dec 2024US 2024/0418546 A1Kabushiki Kaisha Yaskawa Denki
Most cited
By later US patents
- Fiber optical devices for measuring physical phenomenon50US 4,345,482 AASEA Aktiebolag · 1982
- Sequential beam switching of acousto-optic modulator26US 4,321,564 ALitton Systems, Inc. · 1982
- Optical meter reader using a shadow13US 5,880,464 ADiablo Research Corporation · 1999
- Method of sensing rotation of rotation member and electronic device performing same9US 10,845,220 B2Samsung Electronics Co., Ltd. · 2020
- Control system for coupling redundant logic channels6US 4,402,903 AWestinghouse Electric Corp. · 1983