G06F 7/726
Inversion
Official title: {Inversion; Reciprocal calculation; Division of elements of a finite field}
G06F7/726 (Inversion) appears on 94 US grants and 54 published applications in this corpus.
Search patents in G06F- Granted patents
- 94
- Published applications
- 54
- Assignees
- 69
- Inventors
- 157
- Latest grant
- 24 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 8 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 6 | 0 |
| 2001 | 5 | 1 |
| 2002 | 2 | 3 |
| 2003 | 3 | 3 |
| 2004 | 2 | 6 |
| 2005 | 3 | 1 |
| 2006 | 2 | 4 |
| 2007 | 3 | 3 |
| 2008 | 1 | 3 |
| 2009 | 2 | 4 |
| 2010 | 4 | 6 |
| 2011 | 2 | 2 |
| 2012 | 5 | 1 |
| 2013 | 3 | 1 |
| 2014 | 6 | 2 |
| 2015 | 1 | 3 |
| 2016 | 1 | 1 |
| 2017 | 1 | 2 |
| 2018 | 5 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 2 |
| 2022 | 1 | 2 |
| 2023 | 0 | 1 |
| 2024 | 2 | 1 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for performing mutualized calculations of multiple cryptographic operations24 Dec 2024US 12,177,347 B2Thales Dis France SAS
- Secure joining system, method, secure computing apparatus and program30 Jan 2024US 11,888,973 B2Nippon Telegraph and Telephone Corporation
- Finite-field division operator, elliptic curve cryptosystem having finite-field division operator and method for operating elliptic curve cryptosystem30 Aug 2022US 11,431,499 B2Electronics and Telecommunications Research Institute
- Efficient architecture and method for arithmetic computations in post-quantum cryptography2 Nov 2021US 11,165,578 B1PQSecure Technologies, LLC
- Double affine mapped S-box hardware accelerator18 Dec 2018US 10,158,485 B2Intel Corporation
- Circuit structure adapted to switch between inverse square root operation and reciprocal operation4 Jun 2026US 2026/0154037 A1National Yang Ming.Chiao Tung University
- Method for performing mutualized calculations of multiple cryptographic operations21 Mar 2024US 2024/0097900 A1Thales Dis France SAS
- Operating method of floating point operation circuit and integrated circuit including floating point operation circuit5 Jan 2023US 2023/0004349 A1Samsung Electronics Co., Ltd.
- Reciprocal calculating method and reciprocal calculating apparatus29 Sep 2022US 2022/0308840 A1Fuji Electric Co., Ltd.
- Communication data text confusion encryption method1 Sep 2022US 2022/0276841 A1Murata Manufacturing Co., Ltd.
Most cited
By later US patents
- Elliptic curve encryption systems145US 6,141,420 ACerticom Corp. · 2000
- Galois field computer101US 4,162,480 ACyclotomics, Inc. · 1979
- Error correction method and apparatus for headers100US 5,600,662 ACirrus Logic, Inc. · 1997
- Error correction method and apparatus83US 5,602,857 ACirrus Logic, Inc. · 1997
- Elliptic curve encryption systems81US 6,618,483 B1Certicom Corp. · 2003