Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6166834 | Display apparatus and method for forming hologram suitable for the display apparatus | Yoshinao Taketomi, Takeshi Karasawa, Shiro Asakawa, Eiichiro Okuda | 2000-12-26 |
| 6144424 | Backlighting device | Eiichiro Okuda, Shiro Asakawa | 2000-11-07 |
| 5963280 | Backlighting device and color display device | Eiichiro Okuda, Shiro Asakawa | 1999-10-05 |
| 5537883 | Piezoelectric pressure sensor and method of manufacturing the same | Hiroki Kusakabe, Masuo Takigawa | 1996-07-23 |
| 5377547 | Piezoelectric pressure sensor having tubular charge detecting unit and method of assembling same | Hiroki Kusakabe, Masuo Takigawa | 1995-01-03 |
| 5138885 | Piezoelectric-type pressure sensor | Hiroki Kusakabe, Masuo Takigawa | 1992-08-18 |