G06F 7/721
Modular inversion, reciprocal or quotient calculation
Official title: {Modular inversion, reciprocal or quotient calculation (G06F7/724, G06F7/727, G06F7/728 take precedence)}
G06F7/721 (Modular inversion, reciprocal or quotient calculation) appears on 52 US grants and 57 published applications in this corpus.
Search patents in G06F- Granted patents
- 52
- Published applications
- 57
- Assignees
- 47
- Inventors
- 120
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 7 |
| 2003 | 2 | 3 |
| 2004 | 4 | 2 |
| 2005 | 5 | 3 |
| 2006 | 3 | 1 |
| 2007 | 0 | 4 |
| 2008 | 1 | 1 |
| 2009 | 3 | 3 |
| 2010 | 1 | 2 |
| 2011 | 1 | 0 |
| 2012 | 2 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 1 | 2 |
| 2019 | 2 | 1 |
| 2020 | 0 | 2 |
| 2021 | 4 | 7 |
| 2022 | 6 | 3 |
| 2023 | 3 | 4 |
| 2024 | 2 | 3 |
| 2025 | 1 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and apparatus for obtaining a physical address from a logical address using recursive division5 May 2026US 12,619,432 B1Marvell Asia Pte Ltd
- Circuit, apparatus and method for calculating multiplicative inverse28 Jan 2025US 12,212,670 B2Electronics and Telecommunications Research Institute
- Inverse element arithmetic apparatus and memory system13 Aug 2024US 12,061,665 B2Kioxia Corporation
- Cryptographic processing method, related electronic device and computer program30 Apr 2024US 11,973,866 B2Idemia France
- Protection of databases, data transmissions and files without the use of encryption29 Aug 2023US 11,741,259 B2CyberAdjust, LLC
- Fast and secure memory address translation in a virtual machine computing system25 Jun 2026US 2026/0178513 A1NVIDIA Corporation
- Elliptic curve arithmetic in script17 Apr 2025US 2025/0123808 A1nChain Licensing AG
- Elliptic curve arithmetic in script27 Mar 2025US 2025/0103298 A1nChain Licensing AG
- Elliptic curve arithmetic in script27 Mar 2025US 2025/0103299 A1nChain Licensing AG
- System and method to accelerate microprocessor operations11 Jul 2024US 2024/0231759 A9Arith Inc.
Most cited
By later US patents
- Scheme for computing Montgomery division and Montgomery inverse realizing fast implementation61US 6,088,453 AKabushiki Kaisha Toshiba · 2000
- Digital signature device45US 5,448,639 AFortress U&T Ltd. · 1995
- Cryptographic method and cryptographic processor for carrying out the method43US 4,870,681 A1989
- Information processing equipment and IC card34US 6,408,075 B1Hitachi, Ltd. · 2002
- Method and apparatus for data permutation/division and recording medium with data permutation/division program recorded thereon20US 6,578,061 B1Nippon Telegraph and Telephone Corporation · 2003