Inventor · disambiguated record
Chad H. Sperling
Also filed as: SPERLING CHAD H
5 granted patents·3 pending applications·8 citations·filing 2018–2024
70Inventor score
Files withSPERLING RAILWAY SERVICES INC8
Top patents by PatentIndex Score
8 records- 0184US11015299B2Method and apparatus for retrieving and placing tie platesSPERLING RAILWAY SERVICES INC·Filed 2018·Granted May 25, 2021·3 cites·16 claims
- 0279US10982394B2Method and apparatus for retrieving and placing tie platesSPERLING RAILWAY SERVICES INC·Filed 2018·Granted Apr 20, 2021·2 cites·15 claims
- 0378US11015298B2Method and apparatus for retrieving and placing tie platesSPERLING RAILWAY SERVICES INC·Filed 2018·Granted May 25, 2021·2 cites·18 claims
- 0475US11982057B1Method and apparatus for retrieving and placing tie platesSPERLING RAILWAY SERVICES INC·Filed 2020·Granted May 14, 2024·1 cites·20 claims
- 0555US2025354339A1Rail heater and method of useSPERLING RAILWAY SERVICES INC·Filed 2024·Application pending·0 cites
- 0654US2025290254A1Rail grinding machine and method thereofSPERLING RAILWAY SERVICES INC·Filed 2024·Application pending·0 cites
- 0754US2025290255A1Rail grinding machine and method thereofSPERLING RAILWAY SERVICES INC·Filed 2024·Application pending·0 cites
- 0853US12084816B2Method and apparatus for retrieving and placing tie platesSPERLING RAILWAY SERVICES INC·Filed 2020·Granted Sep 10, 2024·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →