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Nobuo Iwatsuki Patents |
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Inventor: Iwatsuki; Nobuo
Address: Gifu, JP
No. of patents: 3
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 6565225 |
Bar-shaped light guide, beam lighting device using the bar-shaped light guide, and surface light |
May 20, 2003 |
| This invention was made to reduce cost and the number of assembly processes and improve productivity by making viewing angle characteristics of light emitted from a light emitting surface even irrespective of a point in a bar-shaped light guide. A bar-shaped light guide of this invention |
| 6502948 |
Surface lighting device |
January 7, 2003 |
| A surface lighting device includes a stick type light guide body. The stick type light guide body receives a light emitted from a light emitting surface of an LED fixed on a substrate from a side surface which faces to the LED and emits the received light from a side surface which faces |
| 5813776 |
Printing method and printing apparatus using split seal paper sheets |
September 29, 1998 |
| A split seal paper sheet in which the width of split seals composing the split seal paper sheet in the direction of conveyance of the paper sheet is smaller than the print width of a serial head is used. One or more of the split seals is/are positioned in one scanning region of the seria |
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