Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6530253 | Method for producing cylindrical member having spline grooves, and cylindrical member having spline grooves | Masaki Nakajima, Yuji Nakai, Hideyuki Nagai, Daisuke IWATA, Naohisa Momiyama +3 more | 2003-03-11 |
| 6508094 | Internally-toothed member, and method and apparatus for molding same | Osamu Fukukawa, Masaki Saitou, Hideyuki Nagai, Hiroshi Katou | 2003-01-21 |