Assignee
RISI STONE INC
CA·6 granted patents·4 pending applications·14 citations·filing 2013–2024
Top patents by PatentIndex Score
10 records- 0188US9945118B2Method and mold for manufacturing an interlocking concrete retaining wall blockRISI STONE INC·Filed 2015·Granted Apr 17, 2018·4 cites·13 claims
- 0280US9145683B2Prefabricated pillar slab systemRISI STONE INC·Filed 2013·Granted Sep 29, 2015·9 cites·10 claims
- 0361US10760267B2Method and mold for manufacturing an interlocking concrete retaining wall blockRISI STONE INC·Filed 2018·Granted Sep 1, 2020·0 cites·6 claims
- 0461US2024091984A1Mold insert member, method, and mold for mitigating malformation of interlocking retaining wall blocks, and retaining wall blocks produced therebyRISI STONE INC·Filed 2023·Application pending·0 cites
- 0559US10280584B2Reversible segmental retaining wall block, molds and methods for manufacturing same, and methods of forming retaining walls with sameRISI STONE INC·Filed 2018·Granted May 7, 2019·1 cites·16 claims
- 0658US2025101690A1Stackable interlocking structural foam blocks for supporting patios and other hardscape block systemsRISI STONE INC·Filed 2024·Application pending·0 cites
- 0752US2019360201A1Method and mold for manufacturing an interlocking concrete retaining wall blockRISI STONE INC·Filed 2019·Application pending·0 cites
- 0852US2023193579A1Multi-battered segmental retaining wall blocks with integral self alignment system, and methods of forming retaining walls with sameRISI STONE INC·Filed 2022·Application pending·0 cites
- 0949US11401679B2Combination standard and corner segmental retaining wall block with integral vertical interlock systemRISI STONE INC·Filed 2020·Granted Aug 2, 2022·0 cites·20 claims
- 1044US11739493B2Segmental retaining wall block with integral vertical interlock systemRISI STONE INC·Filed 2021·Granted Aug 29, 2023·0 cites·19 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →