PL

Petra Leber

IBM: 37 patents #2,596 of 70,183Top 4%
Overall (All Time): #87,368 of 4,157,543Top 3%
37
Patents All Time

Issued Patents All Time

Showing 25 most recent of 37 patents

Patent #TitleCo-InventorsDate
12430127 Vector test decimal instruction for validity testing Michael Klein, Kerstin Claudia Schelm, Andreas Wagner, Bruce C. Giamei, Timothy J. Slegel +3 more 2025-09-30
12190078 Rounding hexadecimal floating point numbers using binary incrementors Michael Klein, Cedric Lichtenau, Stefan Payer, Kerstin Claudia Schelm 2025-01-07
12056465 Verifying the correctness of a leading zero counter Michael Klein, Cedric Lichtenau, Stefan Payer, Kerstin Claudia Schelm 2024-08-06
11861325 Repurposed hexadecimal floating point data path Nicol Hofmann, Michael Klein, Kerstin Claudia Schelm 2024-01-02
11663004 Vector convert hexadecimal floating point to scaled decimal instruction Eric M. Schwarz, Kerstin Claudia Schelm, Silvia M. Mueller, Reid T. Copeland, Xin Guo +1 more 2023-05-30
11620153 Instruction interrupt suppression of overflow exception Cedric Lichtenau, Jonathan D. Bradbury, Reid T. Copeland 2023-04-04
11531546 Hexadecimal floating point multiply and add instruction Eric M. Schwarz, Stefan Payer, Kerstin Claudia Schelm, Michael Klein, Timothy J. Slegel +2 more 2022-12-20
11487506 Condition code anticipator for hexadecimal floating point Silvia M. Mueller, Kerstin Claudia Schelm, Cedric Lichtenau 2022-11-01
11360769 Decimal scale and convert and split to hexadecimal floating point instruction Eric M. Schwarz, Kerstin Claudia Schelm, Silvia M. Mueller, Reid T. Copeland, Xin Guo +1 more 2022-06-14
11314512 Efficient checking of a condition code anticipator for a floating point processor and/or unit Kerstin Claudia Schelm, Cedric Lichtenau, Michael Klein 2022-04-26
11188299 Repurposed hexadecimal floating point data path Nicol Hofmann, Michael Klein, Kerstin Claudia Schelm 2021-11-30
11175890 Hexadecimal exponent alignment for binary floating point unit Kerstin Claudia Schelm, Nicol Hofmann, Michael Klein 2021-11-16
11099853 Digit validation check control in instruction execution Cedric Lichtenau, Reid T. Copeland, Silvia M. Mueller, Jonathan D. Bradbury, Xin Guo 2021-08-24
11023205 Negative zero control in instruction execution Cedric Lichtenau, Reid T. Copeland, Silvia M. Mueller, Jonathan D. Bradbury, Xin Guo 2021-06-01
10996951 Plausibility-driven fault detection in string termination logic for fast exact substring match Razvan Peter Figuli, Stefan Payer, Cedric Lichtenau 2021-05-04
10929213 Residue prediction of packed data Steven R. Carlough, Daniel Lipetz, Silvia M. Mueller 2021-02-23
10915385 Residue prediction of packed data Steven R. Carlough, Daniel Lipetz, Silvia M. Mueller 2021-02-09
10732972 Non-overlapping substring detection within a data element string Razvan Peter Figuli, Stefan Payer, Cedric Lichtenau 2020-08-04
10416962 Decimal and binary floating point arithmetic calculations Steven R. Carlough, Juergen Haess, Michael Klein, Klaus M. Kroener, Silvia M. Mueller +1 more 2019-09-17
10379860 Inference based condition code generation Steven R. Carlough, Son T. Dao, Silvia M. Mueller 2019-08-13
10379859 Inference based condition code generation Steven R. Carlough, Son T. Dao, Silvia M. Mueller 2019-08-13
10365892 Decimal floating point instructions to perform directly on compressed decimal floating point data Steven R. Carlough, Silvia M. Mueller, Kerstin Claudia Schelm 2019-07-30
10228910 Overflow detection for sign-magnitude adders Cedric Lichtenau, Silvia M. Mueller 2019-03-12
10198302 Residue prediction of packed data Steven R. Carlough, Daniel Lipetz, Silvia M. Mueller 2019-02-05
10095475 Decimal and binary floating point rounding Steven R. Carlough, Klaus M. Kroener, Cedric Lichtenau, Silvia M. Mueller 2018-10-09