Patent Intelligence · Domain Comparison
AutomotivevsClean Energy
Side-by-side comparison across 8 patent dimensions: portfolio size, citation quality, concentration, prosecution speed, claim breadth, expiry opportunity, and filing velocity.
Automotive
Patents
140
Citations
4,185
Avg citations
29.9
3yr CAGR
-6.3%
HHI
261
Expiring ≤2029
2.0%
Avg prosecution
35 mo
Avg claims
22.0
Clean Energy
Patents
123
Citations
2,223
Avg citations
18.1
3yr CAGR
-6.2%
HHI
272
Expiring ≤2029
12.0%
Avg prosecution
38 mo
Avg claims
19.9
Head-to-Head Comparison
| Metric | Automotive | Clean Energy |
|---|---|---|
| Total patents | 140▲ | 123 |
| Total citations | 4,185▲ | 2,223 |
| Avg citations/patent | 29.9▲ | 18.1 |
| 3-year CAGR | -6.3% | -6.2%▲ |
| HHI concentration | 261▲ | 272 |
| Expiring ≤2029 | 2.0% | 12.0%▲ |
| Avg prosecution (mo) | 35▲ | 38 |
| Avg claims/patent | 22▲ | 19.9 |
▲ = higher is better for that metric. HHI: lower = more competitive landscape.
Grant Trend 2015–Present
Patents granted per year by domain.
2016
2018
2020
2022
2024
2026
Domain A
Domain B
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