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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 |
| 4922111 | Card type image reader with means for relieving bending stress A card type image reader comprises a rectangular card base and a reinforcing member provided on one side of the card base. A photodetector array in a straight line is provided on one end portion of the reinforcing member and the card base holds control ci... | 05/01/1990 |
| 4914457 | Electrostatic latent image forming apparatus An electrostatic latent image forming apparatus includes a dielectric drum (10) a surface of which is uniformly charged in a predetermined polarity by a charging corotron (16). A recording head (18) includes a transparent base plate (30), a transparent el... | 04/03/1990 |
| 4841328 | Electrostatic recording apparatus An electrostatic recording apparatus comprises a photosensitive drum. The photosensitive drum comprises a bulk layer of amorphous silicon formed on a support, and in the bulk layer, a first layer region is formed at the support side and a second layer reg... | 06/20/1989 |
| 4831429 | Transparent photo detector device A transparent photo detector device according to an aspect of the present invention comprises: a transparent insulator substrate; a plurality of light sensor elements dispersively disposed on a main surface of the substrate, said sensor element including ... | 05/16/1989 |
| 4721629 | Method of manufacturing photovoltaic device A transparent conductive film is formed on a glass substrate covering substantially its entire surface area and this transparent conductive film is divided into a plurality of transparent conductive parts per each photoelectric converting region. The phot... | 01/26/1988 |
| 4626878 | Semiconductor optical logical device A semiconductor optical logical device comprises two light-emitting elements (2a, 2b) formed on one main surface of a transparent substrate (1), and two light sensitive elements (3a, 3b) formed on the other main surface faced to the light emitting element... | 12/02/1986 |
| 4613880 | Light sensitive apparatus A light sensitive apparatus includes a light sensitive body and at least two leads electrically connected thereto so that the light sensitive body can be mechanically supported by the leads. The light sensitive body includes a light transmissible substrat... | 09/23/1986 |
| 4485305 | Infrared detector with vibrating chopper An infrared ray detector comprising an infrared ray detecting body, a pair of opposing portions, a bimorph vibrator connected to the pair of opposing portions for intermitting infrared rays incident upon the detector, and a housing containing these elemen... | 11/27/1984 |
