Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6464577 | Process for manufacturing a register for ventilating air | Kazumichi Shigeno, Akira Azumi, Shigenori Shibata | 2002-10-15 |
| 6443831 | Transfer register | Akiyoshi Nagano, Akira Azumi, Kazumichi Shigeno, Hiromi Nagai, Haruki Nagasaka +1 more | 2002-09-03 |
| 6431640 | Assist grip | Yoshiyuki Sakuma, Takashi Hosokawa, Chiharu Totani, Hiroyuki Tajima, Hiroshi Kondo | 2002-08-13 |