| |
|
Inventor: Abe; Takashi
Address: Sendai, JP
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 6566265 |
Method of working piezoelectric substance and method of manufacturing composite piezoelectric su |
May 20, 2003 |
| A method of working a piezoelectric substance, which comprises the steps of, forming, on one surface of a piezoelectric block, an etching mask having an aperture which defines a boundary region between a first piezoelectric segment to be removed, and a second piezoelectric segment to |
| 5483678 |
Internal microstrip antenna for radio telephones |
January 9, 1996 |
| An antenna suitable for a radio telephone which is primarily comprised of a duplexer, a transmitter, and a receiver. The antenna is fabricated as a cover for sealing a box-like duplexer. At the same time, the cover is set up by a microstrip antenna which is comprised of a dielectric subs |
|
|
|
