H03M 1/143
In pattern-reading type converters
Official title: {in pattern-reading type converters, e.g. having both absolute and incremental tracks on one disc or strip (H03M1/16 takes precedence)}
H03M1/143 (In pattern-reading type converters) appears on 29 US grants and 9 published applications in this corpus.
Search patents in H03M- Granted patents
- 29
- Published applications
- 9
- Assignees
- 22
- Inventors
- 48
- Latest grant
- 2 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ripple suppression in multi-phase buck converters2 Jul 2024US 12,027,981 B2MaxLinear, Inc.
- Method and system for ripple suppression in multi-phase buck converters17 Aug 2021US 11,095,223 B2MaxLinear, Inc.
- Encoder31 May 2016US 9,354,089 B2Canon Kabushiki Kaisha
- Optical encoder readhead configured to block stray light with dummy vias13 May 2014US 8,723,103 B2Mitutoyo Corporation
- Apparatus and method for sensing rotor position and electric power steering system using the same26 Jun 2012US 8,207,870 B2Mando Corporation
- Ripple suppression in multi-phase buck converters14 May 2026US 2026/0135486 A1MaxLinear, Inc.
- Ripple suppression in multi-phase buck converters24 Oct 2024US 2024/0356445 A1MaxLinear, Inc.
- Ripple suppression in multi-phase buck converters26 May 2022US 2022/0166323 A1MaxLinear, Inc.
- Method and system for ripple suppression in multi-phase buck converters30 Apr 2020US 2020/0136637 A1MaxLinear, Inc.
- Optical encoder readhead configured to block stray light9 May 2013US 2013/0112859 A1Mitutoyo Corporation
Most cited
By later US patents
- Compact, long-range absolute position transducer with an extensible compact encoding53US 6,157,188 AMitutoyo Corporation · 2000
- Position detection encoder having plural light receiving and light emitting elements37US 5,126,736 AMatsushita Electric Industrial Co., Ltd. · 1992
- Apparatus for measuring rate of angular displacement33US 4,621,256 ALockheed Missiles & Space Company, Inc. · 1986
- Multitrack multilevel sensing system29US 5,237,391 AThe Boeing Company · 1993
- Absolute optical encoder system26US 4,445,110 AItek Corporation · 1984