Pierre Laforest
22Patents
10h-index
5Co-inventors
68Inventor score
Filing activity: Sep 4, 1974 → Jan 11, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4250863A | Cement block splitter | Emerging Cross-Sectional Technologies | 49 | Expired |
| US4324386A | Battens system for raising and lowering sceneries or similar loads on a stage | Performing Operations; Transporting | 31 | Expired |
| US4600085A | Platform lift | Fixed Constructions | 29 | Expired |
| US5674141A | Broomball broom | Human Necessities | 21 | Expired |
| US4875660A | Push actuator | Performing Operations; Transporting | 20 | Expired |
| US7213796B2 | Linear actuator with releasably interlocking bands | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4199133A | Battens system for raising and lowering sceneries on a stage | Performing Operations; Transporting | 19 | Expired |
| US6547216B1 | Multiple balls supported push actuator | Performing Operations; Transporting | 15 | Expired |
| US4438903A | Obstacle detector for a descending or ascending load | Human Necessities | 12 | Expired |
| US8490335B2 | Removable seats system | Emerging Cross-Sectional Technologies | 11 | Active |
| US7172245B2 | Removable seats system | Fixed Constructions | 8 | Expired |
| US5848867A | Storage rack with overhead loading and unloading | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US5688096A | Tray for carrying concrete blocks and system for handling and curing concrete blocks adapted thereto | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US7579828B2 | Procedure for location of mobile magnetic targets | Physics | 5 | Active |
| US6368042B1 | Vehicle loading and unloading system | Performing Operations; Transporting | 5 | Expired |
| US5690464A | Holders for article-carrying pallets and system for loading and unloading a storage rack with such pallets | Performing Operations; Transporting | 2 | Expired |
| US4489817A | Clutch brake assembly | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US4431081A | Suspension system for movement under a ceiling | Fixed Constructions | 2 | Expired |
| US3951275A | Block cubing assembly particularly for concrete blocks | Performing Operations; Transporting | 2 | Expired |
| USD378843S | Molded broom head | General | 1 | Expired |
| US4271934A | Brake | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US12287026B2 | Linear actuator with anti-rotation mechanism | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.