|
| US3936987 | 13. Jan. 1975 | 10. Febr. 1976 | | Interlocking brick or building block and walls constructed therefrom |
| US3943676 | 15. März 1974 | 16. März 1976 | | Modular building wall unit and method for making such unit |
| US4004385 | 10. Apr. 1974 | 25. Jan. 1977 | | Building structure using concrete blocks |
| US4452028 | 3. Dez. 1981 | 5. Juni 1984 | Willard S. Norton | Structure and method for reinforcing a wall |
| US4527373 | 7. Juli 1982 | 9. Juli 1985 | | Insulated concrete masonry unit with low density heat bridges |
| US4532745 | 14. Dez. 1981 | 6. Aug. 1985 | Core-Form | Channel and foam block wall construction |
| US4597236 | 10. Juli 1984 | 1. Juli 1986 | | Hollow wall construction |
| US4614071 | 16. Nov. 1983 | 30. Sept. 1986 | | Building blocks |
| US4703602 | 6. Nov. 1985 | 3. Nov. 1987 | National Concrete Masonry Association | Forming system for construction |
| US4769964 | 14. Juni 1984 | 13. Sept. 1988 | | Self-aligned and leveled, insulated, drystack block |
| US4819396 | 5. Dez. 1986 | 11. Apr. 1989 | | Insulated concrete masonry unit with low density heat bridges |
| US4860515 | 26. Mai 1987 | 29. Aug. 1989 | | Self-supporting concrete form |
| US5189859 | 4. Sept. 1991 | 2. März 1993 | | Modulized space truss assembly |
| US5241795 | 12. März 1992 | 7. Sept. 1993 | | Building materials made from waste and unusual properties thereof |
| US5371990 | 11. Aug. 1992 | 13. Dez. 1994 | | Element based foam and concrete modular wall construction and method and apparatus therefor |
| US5560172 | 18. Aug. 1994 | 1. Okt. 1996 | | Reducer block for retaining walls |
| US5697196 | 29. Mai 1996 | 16. Dez. 1997 | Unique Development Corporation | Element based foam and concrete wall construction and method and apparatus therefor |
| US5724782 | 23. Mai 1994 | 10. März 1998 | | System and method for constructing buildings (and other structures) capable of withstanding substantial natural forces |
| US5875599 | 25. Sept. 1995 | 2. März 1999 | Owens-Corning Fiberglas Technology Inc. | Modular insulation panels and insulated structures |
| US5878544 | 11. Juli 1996 | 9. März 1999 | | Stabilizing system for concrete poured walls within foam block forms |
| US5921046 | 4. Apr. 1997 | 13. Juli 1999 | Recobond, Inc. | Prefabricated building system for walls, roofs, and floors using a foam core building panel and connectors |
| US6185891 | 7. Juli 1999 | 13. Febr. 2001 | R-40 Homes, Inc. | Hurricane resistant foam-concrete structural composite |
| US6305142 | 13. Juli 1999 | 23. Okt. 2001 | Recobond, Inc. | Apparatus and method for installing prefabricated building system for walls roofs and floors using a foam core building pane |
| US6405505 | 2. Juni 2000 | 18. Juni 2002 | | Modular interlock wall form |
| US6551309 | 14. Sept. 2000 | 22. Apr. 2003 | Cryoflex, Inc. | Dual action cryoprobe and methods of using the same |
| US6564524 | 13. Juli 2001 | 20. Mai 2003 | | Modular construction system |
| US6609856 | 7. Apr. 2000 | 26. Aug. 2003 | | Process of installing a precast concrete pile below a structure |