Détention brevets de la classe C23F 11/08

Brevets de cette classe: 221

Historique des publications depuis 10 ans

21
18
12
11
6
10
7
6
5
9
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Propriétaires principaux

Proprétaire
Total
Cette classe
Ecolab USA Inc.
5587
26
Prestone Products LLC
52
11
Nalco Company
566
10
PRC-DeSoto International, Inc.
565
8
ChemTreat, Inc.
242
8
BASF SE
21072
6
The Boeing Company
20166
6
Championx LLC
547
6
General Electric Company
13861
5
Baker Hughes Incorporated
5179
5
Halliburton Energy Services, Inc.
21021
5
The United States of America as represented by the Secretary of the Navy
2801
4
BL Technologies, Inc.
838
4
Kurita Water Industries Ltd.
1227
4
U.S. Water Services, Inc.
7
4
Baker Hughes Holdings LLC
3005
4
Schlumberger Technology Corporation
11023
3
Prestone Products Corporation
86
3
W.M. Barr & Company, Inc.
217
3
X'aan Innovations Inc.
7
3
Autres propriétaires 93