Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5450665 | Method for manufacturing a hollow camshaft having oil-feeding holes on its chilled face | Minoru Kase, Tamotsu Nozawa | 1995-09-19 |
| 4584328 | Method of accelerating the breakdown of phenolic resin bonded cores | — | 1986-04-22 |