Patent holdings for IPC class B63B 21/08

Total number of patents in this class: 95

10-year publication summary

14
13
11
12
13
11
7
4
4
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Svitzer A/S
46
8
Kongsberg Maritime AS
128
5
Balltec Limited
31
3
Flintstone Technology Limited
32
3
IFP Energies Nouvelles
3022
3
Nite Ize, Inc.
486
3
Ejendomsselskabet AF 16. Januar 2015 ApS
3
3
PXGEO UK Limited
81
3
APL Norway AS
36
2
Bardex Corporation
51
2
Cousin Trestec
3
2
Dalian University of Technology
1571
2
Grant Prideco, Inc.
423
2
Digicourse, LLC
61
2
LG Chem, Ltd.
17805
1
The United States of America as represented by the Secretary of the Navy
2829
1
Chevron U.S.A. Inc.
4070
1
Assa Abloy Entrance Systems AB
607
1
Balmoral Comtec Limited
33
1
Bluewater Energy Services B.V.
55
1
Other owners 46