Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6923632 | Method and apparatus for forming a casting which includes an insert | Hiroshi Koyama, Tsutomu Onoue, Keigo Asano, Tadatsugu Nakamura | 2005-08-02 |
| 6309579 | Method for forming a casting which includes an insert | Hiroshi Koyama, Tsutomu Onoue, Keigo Asano, Tadatsugu Nakamura | 2001-10-30 |
| 6063321 | Method for forming a casting which includes an insert | Hiroshi Koyama, Tsutomu Onoue, Keigo Asano, Tadatsugu Nakamura | 2000-05-16 |
| 6020736 | Magnetoresistive type position sensor having bias magnetic and magnet resistance elements in bias magnetic field thereof | Seiki Aoyama, Yasuaki Makino, Susumu Kuroyanagi, Ichiro Izawa | 2000-02-01 |