Issued Patents All Time
Showing 176–200 of 224 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6108880 | Method of producing a piezoelectric/electrostrictive film element having convex diaphragm portions | Yukihisa Takeuchi | 2000-08-29 |
| 6108479 | Optical waveguide plate for display | Yukihisa Takeuchi | 2000-08-22 |
| 6088893 | Method for producing a piezoelectric/electrostrictive film-type element | Yukihisa Takeuchi, Koji Kimura, Nobuo Takahashi | 2000-07-18 |
| 6091182 | Piezoelectric/electrostrictive element | Yukihisa Takeuchi, Masao Takahashi | 2000-07-18 |
| 6072269 | Ceramic member with an electrode and a plurality of tapered through holes for controlling the ejection of particles by switching the sign of a charge on the electrode | Yukihisa Takeuchi, Hisanori Yamamoto, Takashi Oguchi | 2000-06-06 |
| 6051171 | Method for controlling firing shrinkage of ceramic green body | Yukihisa Takeuchi, Hisanori Yamamoto, Katsuyuki Takeuchi | 2000-04-18 |
| 6049158 | Piezoelectric/electrostrictive film element having convex diaphragm portions and method of producing the same | Yukihisa Takeuchi | 2000-04-11 |
| 6045642 | Method for producing ceramic diaphragm structure | Yukihisa Takeuchi, Katsuyuki Takeuchi | 2000-04-04 |
| 6028978 | Display device having a colored layer disposed between a displacement transmitting section and an optical waveguide plate | Yukihisa Takeuchi, Hisanori Yamamoto | 2000-02-22 |
| 6004644 | Zirconia diaphragm structure and piezoelectric/electrostrictive film element having the zirconia diaphragm structure | Yukihisa Takeuchi, Hideo Masumori, Katsuyuki Takeuchi | 1999-12-21 |
| 5997671 | Method for producing ceramic diaphragm structure | Yukihisa Takeuchi, Katsuyuki Takeuchi | 1999-12-07 |
| 5958165 | Method of manufacturing ceramic member | Yukihisa Takeuchi, Hisanori Yamamoto | 1999-09-28 |
| 5955392 | Zirconia ceramic green sheet | Yukihisa Takeuchi, Hisanori Yamamoto, Takahiro Maeda | 1999-09-21 |
| 5940947 | Method of making a piezoelectric/electrostrictive film element with a diaphragm having at least one stress releasing end section | Yukihisa Takeuchi | 1999-08-24 |
| 5908682 | Ceramic member having fine throughholes | Shigeki Nakao | 1999-06-01 |
| 5895702 | Ceramic member | Yukihisa Takeuchi, Hisanori Yamamoto, Takashi Oguchi | 1999-04-20 |
| 5893954 | Method for producing a ceramic member having fine throughholes | Hisanori Yamamoto | 1999-04-13 |
| 5889353 | Piezoelectric/electrostrictive film element with a diaphram having at least one stress releasing end section | Yukihisa Takeuchi | 1999-03-30 |
| 5889352 | Piezo-electric/electrostrictive film type element | Yukihisa Takeuchi, Koji Kimura | 1999-03-30 |
| 5862275 | Display device | Yukihisa Takeuchi, Iwao Ohwada, Masao Takahashi | 1999-01-19 |
| 5853514 | Method of producing a piezoelectric/electrostrictive film element | Yukihisa Takeuchi, Koji Kimura, Nobuo Takahashi | 1998-12-29 |
| 5814920 | Piezoelectric/electrostrictive film-type element and method for producing the same | Yukihisa Takeuchi, Koji Kimura, Nobuo Takahashi | 1998-09-29 |
| 5809626 | Method for producing multi diaphragm structure | Yukihisa Takeuchi, Nobuo Takahashi | 1998-09-22 |
| 5798168 | Method of producing ceramic diaphragm structure having convex diaphragm portion and diaphragm structure produced by the same method | Yukihisa Takeuchi, Hideo Masumori, Katsuyuki Takeuchi | 1998-08-25 |
| 5774961 | Method of producing piezoelectric/electrostrictive film element | Yukihisa Takeuchi | 1998-07-07 |