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...that "patent leather" got its name because the process of applying the polished black finish to leather was once patented?
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| Number | Title | Issue Date |
| RE40082 | Coated inserts for rough milling Coated milling insert has a WC—Co cemented carbide with a low content of cubic carbides and a highly W-alloyed binder phase and a coating including an inner layer of TiCxNy with columnar grains followed by a layer of κ-Al2O3 ... | 02/19/2008 |
| 6565729 | Method for electrochemically depositing metal on a semiconductor workpiece A process for metallization of a workpiece, such as a semiconductor workpiece. In an embodiment, an alkaline electrolytic copper bath is used to electroplate copper onto a seed layer, electroplate copper directly onto a barrier layer material, or enhance ... | 05/20/2003 |
| 6231690 | Method of oxidizing inner surface of ferritic stainless pipe A method of oxidation treatment of the inner surface of a ferritic stainless steel pipe comprising feeding an oxidizing gas into steel pipe from one end thereof while moving the steel pipe in a pipe-length direction, and heating the pipe in a heating furn... | 05/15/2001 |
| 5891514 | Method for manufacturing magnetic recording medium In a method for manufacturing a magnetic recording medium, a non-metallic metal base layer, a ferromagnetic alloy thin-film magnetic layer and a protective layer are successively laminated on a non-magnetic substrate. The ferromagnetic alloy thin-film mag... | 04/06/1999 |
| 5571391 | Electrode structure and method for fabricating the same The electrode structure of the invention includes an n-type Alx Gay In1-x-y N (0ࣘxࣘ1, 0ࣘyࣘ1, x+yࣘ1) semiconductor layer and an electrode layer formed on the semiconductor layer. In the electrode structure, the el... | 11/05/1996 |
| 4569862 | Method of forming a nitride layer A method of forming a layer of a nitride or carbonitride of titanium, vanadium or the like on the surface of an article to be treated includes: disposing a treating material composed of refractory powder, powder of a metal or alloy of a nitride forming el... | 02/11/1986 |
| 4418473 | Method of making edge protected ferrite core The sputter deposition of a thin film of material on both sides of a thin substrate is performed by positioning the substrate sides orthogonal to the target and preferably radial to the deposition center of the sputter system. The vapor deposition of alum... | 12/06/1983 |
| 4038457 | Fusible metal film resistor A fusible metal film resistor comprising a substrate of an electrically insulating material and a resistive film formed on the substrate, which consists of nickel, 4 to 12 weight % of phosphorus and 0.05 to 10 weight % of at least one additive metal of ir... | 07/26/1977 |
