Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8585837 | High-manganese spheroidal graphite cast iron | Eiji Otsuki, Ren Oyake | 2013-11-19 |
| 5448543 | Apparatus for reproducing data from a regenerative signal using a PLH circuit having loop gain control | Takuya Mizokami, Noritaka Narita, Akira Takagishi, Masahiro Takasago, Toru Kawashima +1 more | 1995-09-05 |
| 4681998 | Method of stud welding and welding gun used therefor | — | 1987-07-21 |