H10F 55/208
Optical potentiometers
Official title: {Optical potentiometers}
H10F55/208 (Optical potentiometers) appears on 8 US grants and 4 published applications in this corpus.
Search patents in H10F- Granted patents
- 8
- Published applications
- 4
- Assignees
- 7
- Inventors
- 23
- Latest grant
- 4 Feb 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 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 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and apparatus for configurable photodetector array patterning for optical encoders4 Feb 2020US 10,551,223 B2Tt Electronics PLC
- Self-balancing position sensitive detector7 Nov 2017US 9,812,591 B2The Research Foundation for The State University of New York
- Optical analog potentiometer15 Feb 2000US 6,025,588 AAnko Electronics Co., Ltd.
- Variable resistor having the capacity to produce a fader start signal output30 Aug 1994US 5,343,186 ASony Electronics Inc.
- Optical potentiometer3 Jan 1989US 4,796,000 A
- Short-range optical potentiometer module26 Feb 2026US 2026/0059892 A1Guangdong Ruixun Electronic Technology Co.,Ltd.
- Method and Apparatus For Configurable Photodetector Array Patterning For Optical Encoders4 Jun 2020US 2020/0173816 A1Tt Electronics PLC
- Method and Apparatus for Configurable Photodetector Array Patterning for Optical Encoders20 Sep 2018US 2018/0266852 A1Tt Electronics PLC
- Self-balancing position sensitive detector7 Sep 2017US 2017/0256659 A1The Research Foundation for The State University of New York
Most cited
By later US patents
- Optical potentiometer15US 4,284,885 AHoneywell Inc. · 1981
- A contactless resistance potentiometer6US 4,276,534 AHeimann GmbH · 1981
- Optical potentiometer5US 4,796,000 A1989
- Contactless conductance potentiometer3US 4,283,702 AHeimann GmbH · 1981
- Optical analog potentiometer3US 6,025,588 AAnko Electronics Co., Ltd. · 2000