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Lawrence Welk, the bandleader who entertained millions of Americans over a generation of broadcasting his TV show, once received a patent: for a music-themed design of an ashtray.
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| Number | Title | Issue Date |
| 7014099 | Data entry device A data entry device is provided. The data entry device includes a key having a first data entry value associated with depressing the key, and one or more additional discrete data entry values associated with deflecting the key in a predetermined direction, where a u... | 03/21/2006 |
| 6525932 | Expansion unit and electronic apparatus The present invention has an exemplified object to provide an expansion unit and electronic apparatus that may render the electronic apparatus multifunctional while maintaining its compact, lightweight, and low-profile body. To achieve this object, the ex... | 02/25/2003 |
| 4445027 | Electronic apparatus An electronic apparatus is disclosed which comprises numeral input keys, plural unit input keys, a device for judging whether a combination of actuations of the numeral input keys and the unit input keys has a meaning as a figure, a device of forbidding t... | 04/24/1984 |
| 4032753 | Programming apparatus An apparatus for programming a hand-held programmable electronic calculator of the type having depressible key inputs. The apparatus includes a program tape having a plurality of apertures therein forming a matrix defined by a plurality of rows and column... | 06/28/1977 |
