G06F 7/5235
Using indirect methods
Official title: {using indirect methods, e.g. quarter square method, via logarithmic domain}
G06F7/5235 (Using indirect methods) appears on 72 US grants and 53 published applications in this corpus.
Search patents in G06F- Granted patents
- 72
- Published applications
- 53
- Assignees
- 39
- Inventors
- 109
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 4 |
| 2004 | 1 | 4 |
| 2005 | 1 | 2 |
| 2006 | 1 | 0 |
| 2007 | 2 | 0 |
| 2008 | 0 | 0 |
| 2009 | 2 | 0 |
| 2010 | 0 | 2 |
| 2011 | 2 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 2 |
| 2016 | 0 | 2 |
| 2017 | 3 | 1 |
| 2018 | 2 | 4 |
| 2019 | 2 | 2 |
| 2020 | 7 | 9 |
| 2021 | 3 | 6 |
| 2022 | 7 | 3 |
| 2023 | 4 | 2 |
| 2024 | 0 | 2 |
| 2025 | 5 | 2 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Floating point to logarithm converter67US 5,365,465 ATexas Instruments Incorporated · 1994
- Method and apparatus for high speed calculation of non-linear functions and networks using non-linear function calculations for digital signal processing43US 7,284,027 B2QSigma, Inc. · 2007
- Arithmetic pipeline for image processing40US 4,700,319 AThe United States of America as represented by the Secretary of the Air Force · 1987
- Digital signal processing system employing logarithms to multiply and divide28US 4,555,768 ARCA Corporation · 1985
- Hybrid floating point/logarithmic number system arithmetic processor25US 4,720,809 AUniversity of Florida · 1988