Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798242 | Heat exchanger for recovering heat from exhaust gases | Katsuhiro Mori, Takashi Mitsumoto | 1989-01-17 |
MK
Masahiro Kito
Overall (1989): #80,566 of 140,708Top 60%
1
Patents 1989