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Akamatsu; Norio Patents |
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Assignee: Akamatsu; Norio
Address: Tokushima-Ken, JP
No. of patents: 4
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 6721429 |
Electro-magnetic microphone |
April 13, 2004 |
| A microphone is provided with a simple structure by which a lead wire is not required to detect displacement of a vibrated film. The microphone is equipped with a vibrated film 2 to receive sonic waves on either surface and to receive electro-magnetic waves on other surface, a device 4 t |
| 6653547 |
Solar energy converter |
November 25, 2003 |
| The solar energy converter comprises an electron emitter and an electron collector. They are provided separate from each other in a vacuum vessel. Solar energy in a wide range of sunlight spectrum can be efficiently converted into electric energy by moving electrons from the electron |
| 5258938 |
Interpolating method using bit-shift and addition/subtraction operations |
November 2, 1993 |
| In an interpolating method for interpolating interpolated data between discrete items of digital data, there are obtained values of (2.sup.n-1) number of interpolated points which divide, into 2.sup.n -number of almost equal portions, the interval between two intermediate items of data, |
| 4967105 |
Load current control-type logic circuit |
October 30, 1990 |
| An inverter portion, which is to be basic logic circuit, includes switching FETs corresponding to input terminals and a load FET. A logic signal inputted into each of the input terminals drives each corresponding switching FET, thereby to output a prescribed logic signal from an output |
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