Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE35441 | Thermoelectric semiconductor having a porous structure deaerated in a vacuum and thermoelectric panel using p-type and n-type thermoelectric semiconductors | Youichirou Yokotani, Kouichi Kugimiya | 1997-02-04 |
| 5512353 | Ceramic substrate for an electronic circuit | Yoichiro Yokotani, Koichi Kugimiya | 1996-04-30 |
| 5320284 | Agitating mill and method for milling | Masamitsu Nishida, Koichi Kugimiya | 1994-06-14 |
| 5221872 | Piezoelectric ceramics and their production methods | Masamitsu Nishida, Kouichi Kugimiya | 1993-06-22 |
| 5213702 | Media agitating mill and method for milling ceramic powder | Masamitsu Nishida, Koichi Kugimiya | 1993-05-25 |
| 5168339 | Thermoelectric semiconductor having a porous structure deaerated in a vacuum and thermoelectric panel using p-type and n-type thermoelectric semiconductors | Youichirou Yokotani, Kouichi Kugimiya | 1992-12-01 |
| 5065946 | Media agitating mill and method for milling ceramic powder | Masamitsu Nishida, Koichi Kugimiya | 1991-11-19 |