Assignee

FERRIS JOHN L

US·2 granted patents·3 citations·filing 2020–2020

Technology mixB61D2 F03D2 F05B2 Y02E2 B60P1

Top patents by PatentIndex Score

2 records

0174US11794790B2Wind turbine blade reaction fixture for railway transportFERRIS JOHN L·Filed 2020·Granted Oct 24, 2023·1 cites·18 claims
0271US11333130B2Wind turbine blade railroad fixture system and methodFERRIS JOHN L·Filed 2020·Granted May 17, 2022·2 cites·24 claims

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