G06F 2207/4924
Digit-parallel adding or subtracting
G06F2207/4924 (Digit-parallel adding or subtracting) appears on 27 US grants and 4 published applications in this corpus.
Search patents in G06F- Granted patents
- 27
- Published applications
- 4
- Assignees
- 20
- Inventors
- 49
- Latest grant
- 3 Mar 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 2 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Apparatus and method for processing input operand values3 Mar 2020US 10,579,338 B2Arm Limited
- Overlap propagation operation27 Mar 2018US 9,928,031 B2Arm Limited
- Redundant representation of numeric value using overlap bits1 Aug 2017US 9,720,646 B2Arm Limited
- Binary and decimal adder unit18 Sep 2001US 6,292,819 B1International Business Machines Corporation
- Circuit arrangement for decimal arithmetic4 Feb 1992US 5,086,406 ANEC Corporation
- Apparatus and method for processing input operand values2 Aug 2018US 2018/0217815 A1Arm Limited
- Redundant representation of numeric value using overlap bits18 May 2017US 2017/0139673 A1Arm Limited
- Overlap propagation operation18 May 2017US 2017/0139675 A1Arm Limited
- Highly parallel structure for fast multi cycle binary and decimal adder unit9 Feb 2006US 2006/0031279 A1International Business Machines Corporation
Most cited
By later US patents
- Arithmetic unit for a digital data processor25US 4,001,570 AInternational Business Machines Corporation · 1977
- Arithmetic logic unit21US 4,559,608 AHarris Corporation · 1985
- Binary or BCD adder with precorrected result18US 4,172,288 AMotorola, Inc. · 1979
- Equal nine apparatus for supporting absolute value subtracts on decimal operands of unequal length17US 4,638,450 AHoneywell Information Systems Inc. · 1987
- Decimal adder15US 3,935,438 AVereinigte Flugtechnische Werke-Fokker GmbH · 1976