Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7322091 | Vibration isolating bushing and its manufacturing method | Tadayuki Suzuki | 2008-01-29 |
| 4822201 | Coupling pin for sucker rod made of fiber-reinforced plastic material | Toshio Iwasaki, Atsuhiko Murao, Masakazu Tsukada, Takashi Nakano, Masaru Nasu | 1989-04-18 |