Registered entities
Fuelsave Gmbh
Reg. No. HRB721941Germany
FS Holding GmbH
Reg. No. HRB119022Germany
Innovation
14 patent families (9 granted) — focus: Mechanical engineering, Operations & transport, Chemistry & metallurgy, Electricity & electronics; filing pace slowing. Cited 340 times.
| Year | Filings |
|---|---|
| 2017 | 6 |
| 2018 | 8 |
| 2019 | 8 |
| 2020 | 5 |
| 2021 | 5 |
| 2022 | 2 |
| 2025 | 2 |
Investor mix
11 investors on record; lead investors include Faber, Dreamcraft Ventures.
| Investor type | Count | Share |
|---|---|---|
| Venture capital | 2 | 18% |
| Accelerator & incubator | 7 | 64% |
| Other / undisclosed | 2 | 18% |