Fuel Cell & Alt-Fuel Machine Patents: Who Leads, Where the Gaps Are 2026
Fuel Cell and Alternative Fuel Machine Patents: Filing Trends and Who Holds the Ground
One assignee holds 37 of 47 records and the top five together account for 95.7% of all 47 records in scope — this field is concentrated, not fragmented. Filings moved from zero in 2017 to a peak of 29 records in 2024, with 10 records recorded in the most recent year to date. Because publication typically lags filing by about 18 months, the most recent year's count is understated and should not be read as a slowdown.
- 1英菲诺姆国际有限公司78.7%
- 2福特全球技术公司4.3%
- 3特诺尔爱佩斯公司4.3%
- 4哈利伯顿能源服务公司(美国)4.3%
- 5TÖRÖK ARPAD4.3%
See the full fuel cell and alternative fuel machines analysis in Eureka
- The complete ranking, not just the top five
- Every IPC branch with its share of the corpus
- The most-cited records, and where claim space is still thin
Common questions about this landscape
Who holds the most patents in fuel cell and alternative fuel machine technology?
One assignee leads with 37 of the 47 records in this dataset, and the top five assignees combined account for 95.7% of all 47 records in scope. This is a concentrated field rather than a fragmented one: seven ranked assignees cover 100.0% of the records, so there is no meaningful unranked long tail to search beyond them. Anyone doing competitive tracking in this space should start with the leader’s portfolio before broadening out.
Is fuel cell and hydrogen machine patent activity growing?
Filing rose from zero recorded records in 2017 to a peak of 29 in 2024, with 10 records recorded so far in the most recent year. A precise growth rate is not calculable here because fewer than four complete years remain once the typical 18-month publication lag is accounted for. The visible trend is upward through 2024, but the most recent year’s figures will keep rising as more filings publish.
What technology areas do these patents actually cover?
Despite the search scope naming fuel cells and hydrogen machines directly, the largest technology classes in the 47 records are C10M (Lubricants) at 78.7% and C10N (Lubricant properties) at 63.8%. Fuel-cell and battery hardware under H01M appears in only 6.4% of records, and engine control (F02D) and non-metallic compounds (C01B) each sit around 10.6%. This means the active claim-writing in this dataset is concentrated on lubricant chemistry for hydrogen-fuelled engines rather than on fuel-cell stack or storage hardware.
Disclaimer. This analysis is based on Patsnap Eureka data drawn from a limited snapshot of global patent records and is provided for general information and reference only. Patent data carries inherent limitations — recent filings are under-counted because of publication lag, counts may be on a record or family basis, classification and applicant-name data may contain errors or duplicates, and the underlying search query defines the scope shown — so the analysis may be incomplete or inaccurate and may not reflect the full technology landscape.
Nothing here is an exhaustive prior-art, novelty, freedom-to-operate or validity search, nor does it constitute legal, financial or professional advice, and it should not be relied upon as such. Verify independently and review with qualified patent and legal professionals before acting on it.
Method: Filing trend and technology composition. Derived from a Patsnap search on Fuel Cell and Alternative Fuel Machines covering 2015–2026, data cut-off 2026-07-31. Counts reflect published records only and shift as new filings publish. Every share divides by all records in scope. Data: Patsnap Eureka. See the full landscape report.