Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7883588 | Pb-free bearing used for fuel-injection pump | Hiromi Yokota, Daisuke Yoshitome, Hiroaki Hayakawa, Youichi Murakami, Masashi Suzuki +1 more | 2011-02-08 |
| 5965263 | Insulated wire | Yoshinori Tatematsu, Atsushi Higashiura, Hiromitsu Asai | 1999-10-12 |