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

Vlad Ioan Haprian — 25 Patents

Oracle: 25 patents #317 of 14,854Top 3%
Zürich, CH: #61 of 3,852 inventorsTop 2%
Overall (All Time): #158,593 of 4,157,543Top 4%
25 Patents All Time
Vlad Ioan Haprian has been granted 25 US patents while listed as an inventor at Oracle. The first was granted in 2020 and the most recent in December 2025. Vlad Ioan Haprian ranks #158,593 of 4,157,543 US inventors in our database (top 3.8%). Patent records list Vlad Ioan Haprian in Zürich, CH.

Patents per Year

Patents granted per year, 2020 to 2025Bar chart with a peak of 7 patents in 2022.peak 72020: 2 patents20202021: 3 patents20212022: 7 patents20222023: 3 patents20232024: 4 patents20242025: 6 patents2025

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12505101 Shortest and cheapest paths in distributed asynchronous graph traversals Vasileios Trigonakis, Luciano Fusco, Arnaud Delamare, Jiye Lee, Ayoub Berdai +2 more 2025-12-23
12361068 Distributed multi-hop neighborhood extraction for graph machine-learning via push-lazy-push-traversal Vasileios Trigonakis, Lukas Kapp-Schwoerer, Jonas Schweizer, Arnaud Delamare, Damien Hilloulin +1 more 2025-07-15
12339849 In-memory processing of unbounded recursive graph queries in relational databases Ioannis Alagiannis, Laurent Daynes, Hugo Kapp, Chun-Hung Tseng, Sungpack Hong 2025-06-24
12326866 Out-of-core BFS for shortest path graph queries Hugo Kapp, Laurent Daynes, Ioannis Alagiannis, Hassan Chafi, Sungpack Hong +3 more 2025-06-10
12271402 Method, product, and system to provide a parser for property graph queries with precise error reporting and auto-completion based on information from property graph schemas Florian Gratzer, Oskar Van Rest, Vasileios Trigonakis, Korbinian Schmid, Steven Serra +2 more 2025-04-08
12242487 Efficient compilation of bounded recursive graph queries on top of SQL based relational engine Lei Sheng, Laurent Daynes, Zhen Hua Liu, Hugo Kapp, Marco Arnaboldi +3 more 2025-03-04
12124448 Using temporary tables to store graph algorithm results for a relational database management system Hugo Kapp, Laurent Daynes, Jean-Pierre Lozi, Zhen Hua Liu, Marco Arnaboldi +4 more 2024-10-22 $385,684,000
11989178 Efficient compilation of graph queries including complex expressions on top of sql based relational engine Laurent Daynes, Zhen Hua Liu, Lei Sheng, Hugo Kapp, Marco Arnaboldi +4 more 2024-05-21 $202,049,000
11928097 Deterministic semantic for graph property update queries and its efficient implementation Bence Czipo, Oskar Van Rest, Damien Hilloulin, Vasileios Trigonakis, Yahya Ez-zainabi +2 more 2024-03-12 $274,096,000
11921785 Inline graph algorithm execution with a relational SQL engine Hugo Kapp, Laurent Daynes, Jean-Pierre Lozi, Zhen Hua Liu, Marco Arnaboldi +4 more 2024-03-05 $126,576,000
11675785 Dynamic asynchronous traversals for distributed graph queries Vasileios Trigonakis, Tomas Faltin, Jean-Pierre Lozi, Sungpack Hong, Hassan Chafi 2023-06-13 $168,948,000
11593323 Parallel and efficient technique for building and maintaining a main memory CSR based graph index in a RDBMS Marco Arnaboldi, Jean-Pierre Lozi, Laurent Daynes, Shasank K. Chavan, Hugo Kapp +1 more 2023-02-28 $81,082,000
11567932 Efficient compilation of graph queries on top of SQL based relational engine Laurent Daynes, Zhen Hua Liu, Lei Sheng, Hugo Kapp, Marco Arnaboldi +4 more 2023-01-31 $74,249,000
11537579 Fast in-memory technique to build a reverse CSR graph index in an RDBMS Jean-Pierre Lozi, Marco Arnaboldi, Laurent Daynes, Hugo Kapp 2022-12-27 $65,164,000
11507579 Efficient compilation of graph queries involving long graph query patterns on top of SQL based relational engine Laurent Daynes, Zhen Hua Liu, Lei Sheng, Hugo Kapp, Marco Arnaboldi +4 more 2022-11-22 $122,670,000
11500868 Efficient identification of vertices and edges for graph indexes in an RDBMS Andrea Segalini, Jean-Pierre Lozi, Laurent Daynes, Marco Arnaboldi, Hugo Kapp +3 more 2022-11-15 $96,014,000
11397732 Hybrid in-memory BFS-DFS approach for computing graph queries involving complex path patterns including trees and cycles inside relational database systems Laurent Daynes, Shasank K. Chavan, Jean-Pierre Lozi, Vasileios Trigonakis, Sungpack Hong +2 more 2022-07-26 $116,121,000
11392623 Hybrid in-memory BFS-DFS approach for computing graph queries against heterogeneous graphs inside relational database systems Laurent Daynes, Shasank K. Chavan, Jean-Pierre Lozi, Vasileios Trigonakis, Sungpack Hong +2 more 2022-07-19 $59,041,000
11392624 Hybrid in-memory BFS-DFS approach for computing graph queries against homogeneous graphs inside relational database systems Laurent Daynes, Shasank K. Chavan, Jean-Pierre Lozi, Vasileios Trigonakis, Sungpack Hong +2 more 2022-07-19 $59,041,000
11250059 Optimizing graph queries by performing early pruning Arnaud Delamare, Vasileios Trigonakis, Jean-Pierre Lozi, Petr Koupy, Hassan Chafi +1 more 2022-02-15 $191,232,000
11093459 Parallel and efficient technique for building and maintaining a main memory, CSR-based graph index in an RDBMS Marco Arnaboldi, Jean-Pierre Lozi, Laurent Daynes, Shasank K. Chavan, Hugo Kapp +1 more 2021-08-17 $155,626,000
11074260 Space-efficient methodology for representing label information in large graph data for fast distributed graph query Arnaud Delamare, Vasileios Trigonakis, Oskar Van Rest, Sungpack Hong, Hassan Chafi +2 more 2021-07-27 $123,514,000
10942970 Reachability graph index for query processing Oskar Van Rest, Sungpack Hong, Hassan Chafi 2021-03-09 $108,693,000
10853137 Efficient resource allocation for concurrent graph workloads Iraklis Psaroudakis, Alexander Weld, Oskar Van Rest, Sungpack Hong, Hassan Chafi 2020-12-01 $46,509,000
10846127 Fair and efficient concurrency management for graph processing Alexander Weld, Korbinian Schmid, Sungpack Hong, Hassan Chafi 2020-11-24 $76,504,000