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USPTO Patent Rankings Data through Dec 31, 2025
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Rolf Schaefer — 35 Patents

IBM: 31 patents #3,241 of 70,183Top 5%
BCBeijing Zitiao Network Technology Co.: 1 patents #212 of 763Top 30%
JGJoh A. Benckiser, Gmbh: 1 patents #11 of 31Top 40%
Mainz, DE: #20 of 1,295 inventorsTop 2%
Overall (All Time): #96,288 of 4,157,543Top 3%
35 Patents All Time
Rolf Schaefer has been granted 35 US patents while listed as an inventor at IBM. The first was granted in 1985 and the most recent in March 2024. Rolf Schaefer ranks #96,288 of 4,157,543 US inventors in our database (top 2.3%). Patent records list Rolf Schaefer in Mainz, DE.

Issued Patents All Time

Showing 1–25 of 35 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11921674 Data compression by using cognitive created dictionaries Sharathchandra U. Pankanti, Erik Rueger 2024-03-05
10891059 Object synchronization in a clustered system Ralf Eberhard, Erik Rueger, Frank B. Schmuck 2021-01-12 $3,912,000
10891266 File handling in a hierarchical storage system Hans-Guenter Kraemer, Peter Muench, Norbert J. Schuld 2021-01-12 $3,912,000
10838922 Data compression by using cognitive created dictionaries Sharathchandra U. Pankanti, Erik Rueger 2020-11-17 $2,639,000
10803535 Facilitating power transactions Sharathchandra U. Pankanti, Erik Rueger 2020-10-13 $4,674,000
10282115 Object synchronization in a clustered system Ralf Eberhard, Erik Rueger, Frank B. Schmuck 2019-05-07 $2,760,000
10235068 Object synchronization in a clustered system Ralf Eberhard, Erik Rueger, Frank B. Schmuck 2019-03-19 $3,213,000
9767116 Optimized object status consistency within clustered file systems Ralf Eberhard, Erik Rueger, Christof Schmitt 2017-09-19 $2,669,000
9536085 Data management of potentially malicious content Jens-Peter Akelbein, Mathias Dietz, Nils Haustein, Ruben Straus 2017-01-03 $2,646,000
9209715 Thermoelectric converter and system comprising a thermoelectric converter Carsten Goettert, Harald Huels, Hans-Guenter Kraemer, Manfred Ries 2015-12-08 $3,322,000
9189625 Data management of potentially malicious content Jens-Peter Akelbein, Mathias Dietz, Nils Haustein, Ruben Straus 2015-11-17 $3,493,000
8718278 Method and system for encryption of a datastream Felix C. Beck 2014-05-06 $5,370,000
8274277 High-resolution magnetic encoder Andreas Heinrich Dietzel, Marcus Breuer, Hubert Grimm, Karl-Heinz Lehnhert, Nikolaus Luckner +1 more 2012-09-25 $5,997,000
8110119 Method of manufacturing a magnetic sensor with tilted magnetoresistive structures Marcus Breuer, Guenther Crolly, Michael Haag, Manfred Jung, Thorsten Muehge +3 more 2012-02-07 $8,176,000
7957144 Heat exchange system for blade server systems and method Carsten Goettert, Harald Huels, Hans-Guenter Kraemer, Manfred Ries 2011-06-07 $3,978,000
7924534 Magnetic sensor Hubert Grimm, Jan Marien 2011-04-12 $5,593,000
7898249 Reorientation of magnetic layers and structures having reoriented magnetic layers Johannes Paul 2011-03-01 $4,705,000
7710113 Magnetic sensor with offset magnetic field Guenther Crolly, Thorsten Muehge, Ernst-Dieter Weissenberger 2010-05-04 $4,679,000
7629789 Reorientation of magnetic layers and structures having reoriented magnetic layers Johannes Paul 2009-12-08 $16,023,000
7612555 High-resolution magnetic encoder Andreas Heinrich Dietzel, Marcus Breuer, Hubert Grimm, Karl-Heinz Lehnhert, Nikolaus Luckner +1 more 2009-11-03 $14,110,000
7569131 Method for producing multiple magnetic layers of materials with known thickness and composition using a one-step electrodeposition process April Dawn Hixon-Goldsmith, Matthew Last, Murali Ramasubramanian 2009-08-04 $13,849,000
7511486 Non-contact magnetic sensor system 2009-03-31 $5,042,000
7505233 Magnetic sensor Hubert Grimm, Jan Marien 2009-03-17 $4,806,000
7504824 Magnetic sensor with offset magnetic field Guenther Crolly, Thorsten Muehge, Ernst-Dieter Weissenberger 2009-03-17 $4,806,000
7492554 Magnetic sensor with tilted magnetoresistive structures Marcus Breuer, Guenther Crolly, Michael Haag, Manfred Jung, Thorsten Muehge +3 more 2009-02-17 $3,763,000