Détention brevets de la classe E21C 25/06

Brevets de cette classe: 94

Historique des publications depuis 10 ans

6
8
20
13
7
9
8
2
5
0
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Propriétaires principaux

Proprétaire
Total
Cette classe
Joy Global Underground Mining LLC
331
40
Joy MM Delaware, Inc.
58
7
Sandvik Intellectual Property AB
1634
7
Wirtgen GmbH
507
6
Shanxi Tiandi Coal Mining Machinery Co., Ltd.
14
5
Ccteg Taiyuan Research Institute
5
5
China University of Mining and Technology
1189
3
US Synthetic Corporation
601
2
G2 Routers, LLC
4
2
Caterpillar Inc.
8877
1
Asphalt Zipper, Inc.
19
1
Atlas Copco Craelius AB
17
1
BOMAG GmbH
405
1
Coneqtec Corp.
12
1
The Government of The United States of America AS represented by The Secretary of The Department of Health and Human Services
179
1
Roadtec, Inc.
89
1
Vermeer Manufacturing Company
615
1
Zhejiang University
2619
1
Epiroc Aktiebolag
30
1
Epiroc Rock Drills Aktiebolag
405
1
Autres propriétaires 6