Bertin Castonguay
53Patents
20h-index
31Co-inventors
88Inventor score
Filing activity: Jul 21, 1989 → May 17, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5735643A | Retaining wall system | Fixed Constructions | 131 | Expired |
| USD505733S1 | Artificial paving block | General | 103 | Expired |
| USD543642S1 | Artificial stone | General | 73 | Expired |
| USD553260S1 | Artificial stone | General | 70 | Expired |
| USD522667S1 | Artificial stone | General | 68 | Expired |
| USD537959S1 | Artificial stone | General | 65 | Expired |
| US8101113B2 | Molding apparatus for producing dry cast products having textured side surfaces | Performing Operations; Transporting | 60 | Active |
| USD315026S | Molded curb-stone | General | 58 | Expired |
| US6024517A | Retaining wall system | Emerging Cross-Sectional Technologies | 52 | Expired |
| USD590070S1 | Artificial slab | General | 47 | Expired |
| USD590072S1 | Artificial slab | General | 47 | Expired |
| USD590071S1 | Artificial slab | General | 46 | Expired |
| US7988382B2 | Artificial flagstone for providing a surface with a natural random look | Fixed Constructions | 41 | Active |
| US4971475A | Precast curb system | Performing Operations; Transporting | 36 | Expired |
| US5139721A | Method and apparatus for forming a precast curb system | Performing Operations; Transporting | 34 | Expired |
| US8132981B2 | Artificial flagstone for providing a surface with a natural random look | Fixed Constructions | 33 | Active |
| US8413397B2 | Artificial stone | Emerging Cross-Sectional Technologies | 31 | Active |
| US8337116B2 | Artificial flagstone for providing a surface with a natural random look | Fixed Constructions | 28 | Active |
| US5261760A | Precast curb section | Emerging Cross-Sectional Technologies | 27 | Expired |
| US8707649B2 | Mortarless modular masonry siding system | Fixed Constructions | 23 | Active |
| US8992131B2 | Retaining wall | Fixed Constructions | 19 | Active |
| US8769896B2 | Artificial stone | Emerging Cross-Sectional Technologies | 17 | Active |
| US8500361B2 | Artificial flagstone for providing a surface with a natural random look | Fixed Constructions | 17 | Active |
| US9574308B2 | Paving slab for forming a random pattern | Fixed Constructions | 16 | Active |
| US6109906A | Apparatus for treating concrete blocks | Performing Operations; Transporting | 16 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.