Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7263766 | Insulating substrate, manufacturing method thereof, and module semiconductor device with insulating substrate | Yutaka Ishiwata, Kosoku Nagata, Toshio Shimizu, Hiroyuki Hiramoto, Kouji Araki +2 more | 2007-09-04 |
| 6605868 | Insulating substrate including multilevel insulative ceramic layers joined with an intermediate layer | Yutaka Ishiwata, Kosoku Nagata, Toshio Shimizu, Hiroyuki Hiramoto, Kouji Araki +2 more | 2003-08-12 |
| 6344789 | Voltage non-linear resistor unit and arrester unit | Takeshi Udagawa, Masahiro Kan, Yoshihiro Ishizaki, Nobuyuki Shimizu, Hironori Suzuki +8 more | 2002-02-05 |