Détention brevets de la classe C23F 11/08

Brevets de cette classe: 225

Historique des publications depuis 10 ans

24
22
14
13
8
13
11
8
5
8
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Propriétaires principaux

Proprétaire
Total
Cette classe
Ecolab USA Inc.
5451
26
Prestone Products LLC
54
11
Nalco Company
570
10
PRC-DeSoto International, Inc.
573
8
ChemTreat, Inc.
223
8
BASF SE
20777
7
Halliburton Energy Services, Inc.
20749
6
The Boeing Company
20013
6
Championx LLC
489
6
General Electric Company
13829
5
Baker Hughes Incorporated
5289
5
The United States of America as represented by the Secretary of the Navy
2735
4
BL Technologies, Inc.
831
4
Kurita Water Industries Ltd.
1185
4
U.S. Water Services, Inc.
7
4
Baker Hughes Holdings LLC
3007
4
Schlumberger Technology Corporation
10627
3
Prestone Products Corporation
87
3
W.M. Barr & Company, Inc.
196
3
X'aan Innovations Inc.
7
3
Autres propriétaires 95