|
| US4014965 | 24 Nov 1972 | 29 Mar 1977 | The Dow Chemical Company | Process for scrapless forming of plastic articles |
| US4073851 | 15 Mar 1973 | 14 Feb 1978 | Werzalit Pressholzwerk J.F. Werz K.G. | Method of making molded bodies from ligno-cellulose particles |
| US4126653 | 17 Mar 1976 | 21 Nov 1978 | | Method of manufacturing silicon nitride products |
| US4500272 | 4 May 1983 | 19 Feb 1985 | Legrand | Floating core transmission member for ultrasonic assistance |
| US4767372 | 9 Ene 1987 | 30 Ago 1988 | Licentia Patent-Verwaltungs-GmbH | Process for the production of a porous pressed part |
| US4906294 | 21 Abr 1988 | 6 Mar 1990 | Fried. Krupp Gesellschaft mit beschrankter Haftung | Cutting tool produced by sintering a blank formed by a pressing tool |
| US5458867 | 9 Sep 1994 | 17 Oct 1995 | The United States of America as represented by the Secretary of Commerce | Process for the chemical preparation of bismuth telluride |
| US5918105 | 12 Nov 1996 | 29 Jun 1999 | Black & Decker Inc.
University of Maryland Baltimore County | Cutting tools for drilling concrete, aggregate, masonry or the like materials |
