Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7670498 | Coolant composition for fuel cell | Michihiro Hori, Hiroshi Egawa, Tsuyumi Takashiba, Shiro Yagawa | 2010-03-02 |
| 7540974 | Antifreeze/coolant composition | Hiroshi Egawa, Michihiro Hori, Yoshiyuki Morita, Mitsuru Osawa, Ayako Omori | 2009-06-02 |