Patent holdings for IPC class B65G 5/00

Total number of patents in this class: 421

10-year publication summary

15
13
23
27
25
26
34
35
53
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Hydrostor Inc.
60
40
Saudi Arabian Oil Company
13857
30
Praxair Technology, Inc.
1258
19
Air Liquide Large Industries U.S. LP
55
11
Aramco Services Company
4157
11
Charm Industrial, Inc.
27
11
Schlumberger Technology Corporation
11274
7
Quidnet Energy Inc.
32
7
Cleantech GeoMechanics Inc.
11
7
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude
4037
6
Statoil Petroleum AS
493
6
1304338 Alberta Ltd.
88
5
1304342 Alberta Ltd.
86
5
D.A. Nolt, Inc.
5
5
IFP Energies Nouvelles
3006
5
Totalenergies Onetech
1475
5
TerraH2 LLC
10
5
Schlumberger Canada Limited
7487
4
Halliburton Energy Services, Inc.
21098
4
Advantek International Corporation
15
4
Other owners 224