Détention brevets de la classe F02B 53/00

Brevets de cette classe: 292

Historique des publications depuis 10 ans

33
24
37
29
38
24
20
16
26
1
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Propriétaires principaux

Proprétaire
Total
Cette classe
Pratt & Whitney Canada Corp.
4451
88
LiquidPiston, Inc.
45
11
Rotoliptic Technologies Incorporated
20
7
Jiangsu University
1052
6
Lontra Limited
28
6
The United States of America as represented by the Secretary of the Navy
2726
5
LG Electronics Inc.
71185
4
Mazda Motor Corporation
3073
4
GoTek Energy, Inc.
10
4
Okamura Yugen Kaisha
23
4
Tocircle Industries AS
12
4
Kabushiki Kaisha Toyota Jidoshokki
1730
4
AVL List GmbH
1258
3
Eagle Industry Co., Ltd.
1109
3
Lumenium LLC
15
3
Planetary Rotor Engine Company
4
3
Pratt & Whitney Rocketdyne, Inc.
37
3
Duplicent, LLC
43
3
Ford Global Technologies, LLC
20102
2
Compound Rotary Engines Limited
4
2
Autres propriétaires 123