F04B 2015/0822
Hydrogen
Official title: {Hydrogen}
F04B2015/0822 (Hydrogen) appears on 25 US grants and 56 published applications in this corpus.
Search patents in F04B- Granted patents
- 25
- Published applications
- 56
- Assignees
- 34
- Inventors
- 115
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 1 |
| 2018 | 2 | 1 |
| 2019 | 3 | 3 |
| 2020 | 0 | 2 |
| 2021 | 2 | 0 |
| 2022 | 0 | 4 |
| 2023 | 0 | 8 |
| 2024 | 4 | 14 |
| 2025 | 4 | 11 |
| 2026 | 8 | 9 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Installation for pumping cryogenic fluid and filling station comprising such an installation2 Jun 2026US 12,644,442 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Cryogenic pump14 Apr 2026US 12,601,336 B2Chart Energy & Chemicals, Inc.
- Minimizing recycle flow in pump operation31 Mar 2026US 12,590,676 B2Integrated Cryogenic Solutions, LLC
- Fluid compression apparatus and method17 Feb 2026US 12,553,421 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Compression device and method17 Feb 2026US 12,553,423 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Pump for cryogenic liquid1 Oct 2026US 2026/0298224 A1
- Compressor unit6 Aug 2026US 2026/0226891 A1Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Cryogenic pump30 Jul 2026US 2026/0218692 A1Chart Energy & Chemicals, Inc.
- Compressor unit30 Jul 2026US 2026/0218700 A1Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Gas replacement method for liquefied hydrogen pump23 Jul 2026US 2026/0210497 A1Kawasaki Jukogyo Kabushiki Kaisha
Most cited
By later US patents
- Liquefied light hydrocarbon fuel system for hybrid vehicle and methods thereto7US 10,087,896 B12018
- Hybrid vehicle with a liquefied light hydrocarbon or hydrogen fuel system and methods thereto5US 10,221,816 B22019
- Liquified light hydrocarbon fuel system for a hybrid electric vehicle2US 10,214,201 B12019
- Compression apparatus and filling station comprising such an apparatus2US 12,092,098 B2L'Air Liquide, Societe Anonyme Pour l'Etude et l'Exploitation des Procedes · 2024
- Cryogenic pumps2US 9,765,762 B2Cryostar SAS · 2017