H03K 19/0002
Multistate logic
Official title: {Multistate logic (H03K19/02 takes precedence)}
H03K19/0002 (Multistate logic) appears on 179 US grants and 152 published applications in this corpus.
Search patents in H03K- Granted patents
- 179
- Published applications
- 152
- Assignees
- 109
- Inventors
- 285
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 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 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 11 | 0 |
| 2001 | 15 | 1 |
| 2002 | 4 | 6 |
| 2003 | 3 | 2 |
| 2004 | 3 | 3 |
| 2005 | 2 | 4 |
| 2006 | 3 | 1 |
| 2007 | 2 | 4 |
| 2008 | 3 | 7 |
| 2009 | 4 | 5 |
| 2010 | 9 | 7 |
| 2011 | 5 | 7 |
| 2012 | 4 | 5 |
| 2013 | 5 | 4 |
| 2014 | 2 | 5 |
| 2015 | 7 | 5 |
| 2016 | 10 | 8 |
| 2017 | 7 | 14 |
| 2018 | 12 | 17 |
| 2019 | 18 | 8 |
| 2020 | 14 | 11 |
| 2021 | 6 | 11 |
| 2022 | 9 | 2 |
| 2023 | 3 | 5 |
| 2024 | 6 | 4 |
| 2025 | 2 | 3 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Processing system, related integrated circuit, device and method23 Jun 2026US 12,665,782 B2Stmicroelectronics Application GmbH
- Logic based ring oscillator coupling circuit25 Mar 2025US 12,261,598 B2Regents of the University of Minnesota
- Audio interface physical layer18 Mar 2025US 12,255,644 B2Texas Instruments Incorporated
- Bi-directional scan flip-flop circuit and method10 Dec 2024US 12,166,487 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Flip-flop, master-slave flip-flop, and operating method thereof22 Oct 2024US 12,126,343 B2Samsung Electronics Co., Ltd.
- Ternary logic gate circuit, computing circuit, chip, and electronic device23 Jul 2026US 2026/0213751 A1Huawei Technologies Co., Ltd.
- Monitoring multiple sequential signals on a single observation pad18 Jun 2026US 2026/0172031 A1QUALCOMM Incorporated
- Methods and semiconductor integrated circuits for managing logical behaviour of floating input pin22 Jan 2026US 2026/0025138 A1Samsung Electronics Co., Ltd.
- Bi-directional scan flip-flop circuit and method27 Nov 2025US 2025/0364976 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Audio interface physical layer12 Jun 2025US 2025/0192780 A1Texas Instruments Incorporated
Most cited
By later US patents
- Multiple-valued logic circuit54US 5,773,996 ANippon Telegraph and Telephone Corporation · 1998
- Multi-level signaling for low power, short channel applications37US 8,026,740 B2Micron Technology, Inc. · 2011
- Method and apparatus for a N-nary logic circuit using 1 of 4 signals33US 6,066,965 AEVSX, Inc. · 2000
- Method and apparatus for a logic circuit with constant power consumption26US 6,107,835 AIntrinsity, Inc. · 2000
- Method and apparatus for a N-nary logic circuit using 1 of N signals23US 6,069,497 AEVSX, Inc. · 2000