Innovation
1 patent family — focus: Human necessities; filing pace slowing. Cited 14 times.
| Year | Filings |
|---|---|
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 1 |
Asphalt and aggregate materials producer and paving contractor
1 patent family — focus: Human necessities; filing pace slowing. Cited 14 times.
| Year | Filings |
|---|---|
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 1 |