G01D 5/30
The beams of light being detected by photocells
Official title: the beams of light being detected by photocells
G01D5/30 (The beams of light being detected by photocells) appears on 288 US grants and 226 published applications in this corpus.
Search patents in G01D- Granted patents
- 288
- Published applications
- 226
- Assignees
- 228
- Inventors
- 647
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 7 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 8 | 0 |
| 1993 | 8 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 8 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 1 |
| 2002 | 5 | 1 |
| 2003 | 4 | 4 |
| 2004 | 2 | 3 |
| 2005 | 3 | 4 |
| 2006 | 1 | 6 |
| 2007 | 2 | 6 |
| 2008 | 2 | 14 |
| 2009 | 3 | 11 |
| 2010 | 10 | 6 |
| 2011 | 8 | 8 |
| 2012 | 4 | 4 |
| 2013 | 5 | 2 |
| 2014 | 4 | 4 |
| 2015 | 6 | 9 |
| 2016 | 4 | 19 |
| 2017 | 11 | 16 |
| 2018 | 15 | 13 |
| 2019 | 21 | 22 |
| 2020 | 14 | 12 |
| 2021 | 16 | 11 |
| 2022 | 8 | 10 |
| 2023 | 8 | 15 |
| 2024 | 10 | 8 |
| 2025 | 7 | 9 |
| 2026 | 7 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Displacement detecting apparatus8 Sep 2026US 12,729,984 B2Magnescale Co., Ltd.
- Platform through-beam sensor device1 Sep 2026US 12,723,897 B2Brogent Technologies Inc.
- Beam tracking and fiber coupling using dual focus diffractive optical element18 Aug 2026US 12,710,293 B2Northrop Grumman Systems Corporation
- Metrology system with position and orientation tracking utilizing patterns of light beams16 Jun 2026US 12,656,153 B2Mitutoyo Corporation
- Opto-electronic encoder with a ball lens2 Jun 2026US 12,644,731 B2Hexagon Innovation Hub GmbH
- Filtering photodetector for use in optical encoders1 Oct 2026US 2026/0298672 A1Novanta Corporation
- Rotary Laser24 Sep 2026US 2026/0287401 A1Robert Bosch GmbH
- Control method for aerosol generating device, and aerosol generating device and system17 Sep 2026US 2026/0272052 A1Shenzhen First Union Technology Co., Ltd.
- Sensor system for a high precision gimbal indicator30 Jul 2026US 2026/0219075 A1Raytheon Company
- Digital display tape measure and measuring method thereof25 Jun 2026US 2026/0177366 A1Sndway Technology (Guangdong) Co., Ltd.
Most cited
By later US patents
- System for assessing the integrity of structural systems152US 4,480,480 AScott Science & Technology, Inc. · 1984
- Apparatus and method for relocating an articulating-arm coordinate measuring machine152US 7,804,602 B2Faro Technologies, Inc. · 2010
- Apparatus for monitoring speed and lateral position of a rotating shaft having reflective surfaces109US 5,214,278 ACombustion Engineering, Inc. · 1993
- Redundant indicator for detecting neutral position of joystick member80US 5,532,476 A1996
- Optical encoder with direction-dependent optical properties having an optically anisotropic region to produce a first and a second light distribution63US 10,145,711 B2Apple Inc. · 2018