Inventor
LEITCH OLAN T
US18 patents
⚠️ This page may combine multiple inventors who share the name “LEITCH OLAN T”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BMIC LLC
9 patentsUS12006688B2Jun 11, 2024
Method and apparatus for creating a scored hinge in a hip or ridge cap shingle
BMIC LLC2 citations72
US11834831B2Dec 5, 2023
Roofing shingles with registered self-seal strip patterns
BMIC LLC2 citations72
US12276105B2Apr 15, 2025
Roofing shingles with a plurality of indentations
BMIC LLC2 citations65
US12584314B2Mar 24, 2026
Roofing shingles with registered self-seal strip patterns
BMIC LLC0 citations61
US12291870B2May 6, 2025
Roofing shingles with sealant pressure relief channel
BMIC LLC0 citations61
US12276106B2Apr 15, 2025
Roofing shingle and methods of forming roofing shingles
BMIC LLC0 citations61
US11519176B2Dec 6, 2022
Roofing shingles with sealant pressure relief channel
BMIC LLC1 citations61
USD1109377SJan 13, 2026
Roofing shingle
BMIC LLC0 citations53
US12227947B2Feb 18, 2025
Cap shingles for roofing systems
BMIC LLC0 citations46
BUILDING MAT INVESTMENT CORP
5 patentsUS11346108B2May 31, 2022
Roofing shingles with registered self-seal strip patterns
BUILDING MAT INVESTMENT CORP7 citations84
US11919030B2Mar 5, 2024
High speed sealant strip application
BUILDING MAT INVESTMENT CORP0 citations54
US11865569B2Jan 9, 2024
Systems and methods for applying dots of different adhesives to moving roofing shingle stock
BUILDING MAT INVESTMENT CORP0 citations51
US11255088B2Feb 22, 2022
Method of extruding polymer film onto a mat and products incorporating the resulting composite mat
BUILDING MAT INVESTMENT CORP0 citations49
US10835916B2Nov 17, 2020
High speed sealant strip application
BUILDING MAT INVESTMENT CORP0 citations43