Détention brevets de la classe F01C 1/22

Brevets de cette classe: 277

Historique des publications depuis 10 ans

27
37
15
25
13
13
14
17
10
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Propriétaires principaux

Proprétaire
Total
Cette classe
Pratt & Whitney Canada Corp.
5511
154
LiquidPiston, Inc.
49
11
AVL List GmbH
1325
10
Rotoliptic Technologies Incorporated
21
9
Uav Engines Ltd
10
6
Lumenium Power LLC
9
6
LG Electronics Inc.
75845
5
The United States of America as represented by the Secretary of the Navy
2859
5
Compound Rotary Engines Limited
7
5
New Scientific R&D Institute Inc.
5
5
IP Consortium Limited
7
3
Wankel Supertec GmbH
5
3
Steammotor Finland Oy AB Ltd
3
3
Atlas Copco Airpower, naamloze vennootschap
1082
2
Huazhong University of Science and Technology
1131
2
Jiangsu University
1171
2
Lonati S.p.A.
87
2
Mynzye Limited
3
2
Halliburton Energy Services, Inc.
21305
1
Siemens AG
24011
1
Autres propriétaires 40