Détention brevets de la classe C23F 11/08

Brevets de cette classe: 227

Historique des publications depuis 10 ans

22
14
13
8
13
11
9
6
13
7
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Propriétaires principaux

Proprétaire
Total
Cette classe
Ecolab USA Inc.
5803
26
ChemTreat, Inc.
282
11
Prestone Products LLC
53
11
Nalco Company
535
10
Championx LLC
641
8
PRC-DeSoto International, Inc.
570
7
The Boeing Company
20163
6
General Electric Company
13910
5
Baker Hughes Incorporated
4927
5
Halliburton Energy Services, Inc.
21320
5
BASF SE
21308
5
BL Technologies, Inc.
842
4
Kurita Water Industries Ltd.
1283
4
U.S. Water Services, Inc.
7
4
Baker Hughes Holdings LLC
3021
4
Schlumberger Technology Corporation
11820
3
The United States of America as represented by the Secretary of the Navy
2860
3
Prestone Products Corporation
83
3
Saudi Arabian Oil Company
14248
3
W.M. Barr & Company, Inc.
237
3
Autres propriétaires 97