Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7176480 | Light-emitting semiconductor device having a quantum well active layer, and method of fabrication | Koji Ohtsuka, Junji Sato, Tetsuji Moku, Mikio Tajima | 2007-02-13 |
| 6848133 | Care bed | — | 2005-02-01 |
| 6785916 | Care bedpan and a care bedpan system | — | 2004-09-07 |
| 6550782 | Cylinder head gasket | Yoshimichi Okazaki, Takashi Nanba, Kenji Matsumoto | 2003-04-22 |
| 6296248 | Sheet conveying apparatus | — | 2001-10-02 |
| 6250626 | Sheet discharging apparatus | — | 2001-06-26 |
| 6173646 | Stencil printing machine and stencil printing drum | Hideo Negishi | 2001-01-16 |
| 6057899 | Lighting optical system | Kazuyuki Shirai, Tooru Yokoo, Yoshiharu Suzuki | 2000-05-02 |
| 5585615 | Image reading apparatus | Shinji Iwanami, Katsura Noike | 1996-12-17 |
| 5019944 | Mounting substrate and its production method, and printed wiring board having connector function and its connection method | Masahito Ishii, Tatsuo Kataoka | 1991-05-28 |
| 4439322 | Polymethyl methacrylate membrane | Takeshi Sonoda, Shigenori Takenaka, Tatsuo Nogi | 1984-03-27 |