Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8168010 | Low alloy steel for oil well pipes having excellent sulfide stress cracking resistance | Tomohiko Omura | 2012-05-01 |
| 5329173 | Signal detecting circuit apparatus | Daisuke Murakami, Isao Matsumoto, Hideki Yoshida, Mitsuaki Nishie, Satoshi Takahashi +1 more | 1994-07-12 |