Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
ME

Marc Eshel — 28 Patents

IBM: 28 patents #3,689 of 70,183Top 6%
Santa Clara, CA: #524 of 9,301 inventorsTop 6%
California: #19,067 of 386,348 inventorsTop 5%
Overall (All Time): #134,628 of 4,157,543Top 4%
28 Patents All Time
Marc Eshel has been granted 28 US patents while listed as an inventor at IBM. The first was granted in 1989 and the most recent in September 2025. Marc Eshel ranks #134,628 of 4,157,543 US inventors in our database (top 3.2%). Patent records list Marc Eshel in Santa Clara, CA, US.

Patents per Year

Patents granted per year, 1989 to 2025Bar chart with a peak of 7 patents in 2020.peak 71989: 1 patents19891996: 1 patents1999: 1 patents19992004: 1 patents2005: 1 patents20052006: 1 patents2008: 1 patents20082010: 1 patents2011: 1 patents20112013: 4 patents2014: 1 patents20142015: 2 patents2016: 1 patents20162017: 1 patents2018: 1 patents20182020: 7 patents2022: 1 patents20222025: 1 patents2025

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12417343 Calling a plugin and using a merging policy for mitigating version conflicts Lei Pan, Vasily Tarasov, Frank B. Schmuck, Jeremy Andrew Cohn, D Scott Guthridge 2025-09-16
11429568 Global namespace for a hierarchical set of file systems Deepavali M. Bhagwat, Dean Hildebrand, Manoj P. Naik, Wayne A. Sawdon, Frank B. Schmuck +1 more 2022-08-30 $8,668,000
10657102 Storage space management in union mounted file systems Deepavali M. Bhagwat, Dean Hildebrand, Manoj P. Naik, Wayne A. Sawdon, Frank B. Schmuck +1 more 2020-05-19 $2,035,000
10659554 Scalable caching of remote file data in a cluster file system Rajagopal Ananthanarayanan, Roger L. Haskin, Dean Hildebrand, Manoj P. Naik, Frank B. Schmuck +1 more 2020-05-19 $2,035,000
10649955 Providing unique inodes across multiple file system namespaces Deepavali M. Bhagwat, Dean Hildebrand, Wayne A. Sawdon, Frank B. Schmuck 2020-05-12 $2,725,000
10592479 Space management for a hierarchical set of file systems Deepavali M. Bhagwat, Dean Hildebrand, Manoj P. Naik, Wayne A. Sawdon, Frank B. Schmuck +1 more 2020-03-17 $1,423,000
10585860 Global namespace for a hierarchical set of file systems Deepavali M. Bhagwat, Dean Hildebrand, Manoj P. Naik, Wayne A. Sawdon, Frank B. Schmuck +1 more 2020-03-10 $1,254,000
10579598 Global namespace for a hierarchical set of file systems Deepavali M. Bhagwat, Dean Hildebrand, Manoj P. Naik, Wayne A. Sawdon, Frank B. Schmuck +1 more 2020-03-03 $1,865,000
10579587 Space management for a hierarchical set of file systems Deepavali M. Bhagwat, Dean Hildebrand, Manoj P. Naik, Wayne A. Sawdon, Frank B. Schmuck +1 more 2020-03-03 $1,865,000
9860333 Scalable caching of remote file data in a cluster file system Rajagopal Ananthanarayanan, Roger L. Haskin, Dean Hildebrand, Manoj P. Naik, Frank B. Schmuck +1 more 2018-01-02 $1,907,000
9727578 Coordinated access to a file system's shared storage using dynamic creation of file access layout Dean Hildebrand, Frank B. Schmuck, James C. Wyllie 2017-08-08 $2,569,000
9529821 Coordinated access to a clustered file system's shared storage using shared-lock architecture Dean Hildebrand, Frank B. Schmuck, James C. Wyllie 2016-12-27 $3,909,000
9176980 Scalable caching of remote file data in a cluster file system Rajagopol Ananthanarayanan, Roger L. Haskin, Dean Hildebrand, Manoj P. Naik, Frank B. Schmuck +1 more 2015-11-03 $3,716,000
9158788 Scalable caching of remote file data in a cluster file system Rajagopol Ananthanarayanan, Roger L. Haskin, Dean Hildebrand, Manoj P. Naik, Frank B. Schmuck +1 more 2015-10-13 $3,494,000
8799335 Supporting coordinated access to a file system's shared storage using automatic alignment of a parallel file access protocol and metadata management Dean Hildebrand, Frank B. Schmuck, James C. Wyllie 2014-08-05 $3,332,000
8516159 Asynchronous file operations in a scalable multi-node file system cache for a remote cluster file system Rajagopol Ananthanarayanan, Roger L. Haskin, Dean Hildebrand, Manoj P. Naik, Frank B. Schmuck +1 more 2013-08-20 $3,918,000
8495250 Asynchronous file operations in a scalable multi-node file system cache for a remote cluster file system Rajagopol Ananthanarayanan, Roger L. Haskin, Dean Hildebrand, Manoj P. Naik, Frank B. Schmuck +1 more 2013-07-23 $2,085,000
8473582 Disconnected file operations in a scalable multi-node file system cache for a remote cluster file system Rajagopol Ananthanarayanan, Roger L. Haskin, Dean Hildebrand, Manoj P. Naik, Frank B. Schmuck +1 more 2013-06-25 $6,528,000
8458239 Directory traversal in a scalable multi-node file system cache for a remote cluster file system Rajagopol Ananthanarayanan, Roger L. Haskin, Dean Hildebrand, Manoj P. Naik, Frank B. Schmuck +1 more 2013-06-04 $4,195,000
7962915 System and method for preserving state for a cluster of data servers in the presence of load-balancing, failover, and fail-back events Juan C. Gomez, Manoj P. Naik 2011-06-14 $3,503,000
7792980 Distributed locking protocol with asynchronous token prefetch and relinquish Frank B. Schmuck 2010-09-07 $2,081,000
7325064 Distributed locking protocol with asynchronous token prefetch and relinquish Frank B. Schmuck 2008-01-29 $11,919,000
7085815 Scalable memory management of token state for distributed lock managers Brian P. Dixon, Frank B. Schmuck 2006-08-01 $2,070,000
6959310 Generating data set of the first file system by determining a set of changes between data stored in first snapshot of the first file system, and data stored in second snapshot of the first file system Roger L. Haskin, Wayne A. Sawdon, Frank B. Schmuck 2005-10-25 $9,634,000
6826570 Dynamically switching between different types of concurrency control techniques to provide an adaptive access strategy for a parallel file system Carol D. Hartman, Frank B. Schmuck, James C. Wyllie 2004-11-30 $6,459,000