Détention brevets de la classe B28B 23/04

Brevets de cette classe: 89

Historique des publications depuis 10 ans

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9
20
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9
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6
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8
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Propriétaires principaux

Proprétaire
Total
Cette classe
Morton Buildings, Inc.
39
4
The Board of Trustees of the University of Illinois
2668
3
HPC Okinawa Co., Ltd.
5
3
Sumitomo Electric Industries, Ltd.
14929
2
Holcim Technology Ltd.
962
2
IMI Systems Ltd.
36
2
Shandong University
966
2
University of Houston System
1038
2
Wobben Properties GmbH
1211
2
LowSpan LLC
4
2
Prensoland, S.A.
13
2
Solidian GmbH
31
2
Beijing Tieke Shougang Rail-tech. Co., Ltd
5
2
China Academy of Railway Sciences Railway Engineering Research Institute
11
2
Shanxi Gaohang Hydraulic LNC
2
2
voestalpine Railway Systems GmbH
27
2
Voestalpine Turnout Technology Zeltweg GmbH
7
2
Advanced Bridge Construction Technologies, Inc.
2
2
China Railway Seventh Group Co., Ltd
15
2
Zhengzhou Engineering Co., Ltd of China Railway Seventh Group
8
2
Autres propriétaires 45