Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871513 | Test medium and method for detecting phosphorus segregates in metallic material | Yoshiko Funahashi, Yoshikazu Kamino, Yasuharu Matsumura | 1989-10-03 |
| 4718992 | Test medium and method for detecting phosphorus segregates in metallic material | Yoshiko Funahashi, Yoshikazu Kamino, Yasuharu Matsumura | 1988-01-12 |
| 4696795 | Test medium for detecting phosphorus segregates in metallic material | Yoshiko Funahashi, Yoshikazu Kamino, Yasuharu Matsumura | 1987-09-29 |
| 4696906 | Test medium solution for detecting phosphorus segregates in metallic material | Yoshiko Funahashi, Yoshikazu Kamino, Yasuharu Matsumura | 1987-09-29 |
| 4681857 | Method for detecting phosphorus segregates in metallic material | Yoshiko Funahashi, Yoshikazu Kamino, Yasuharu Matsumura | 1987-07-21 |
| 4643979 | Method for detecting phosphorus segregates in steel | Yoshiko Funahashi, Yasuharu Matsumura, Yoshikazu Kamino, Hidenari Kitaoka | 1987-02-17 |
| 4643978 | Method for detecting phosphorus segregates in metallic material | Yoshiko Funahashi, Yoshikazu Kamino, Yasuharu Matsumura | 1987-02-17 |