Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5263532 | Mold casting process and apparatus and method for producing mechanical parts | Norio Tajima, Setsumi Hatanaka, Hiroshi Yoshinaga, Masahiro Inoue, Tadao Nagaoka +6 more | 1993-11-23 |
| 5065810 | Method of producing mechanical parts by mold casting | Norio Tajima, Setsumi Hatanaka, Hiroshi Yoshinaga, Masahiro Inoue, Tadao Nagaoka +6 more | 1991-11-19 |
| 4971134 | Mold casting process and apparatus, and method for producing mechanical parts | Norio Tajima, Setsumi Hatanaka, Hiroshi Yoshinaga, Masahiro Inoue, Tadao Nagaoka +6 more | 1990-11-20 |
| 4772340 | Method of making iron-base articles having a remelted layer | Hiroshi Yoshinaga, Fusao Nakajima, Toshihiko Matsubara, Hisao Hirono, Masayoshi Higashi +6 more | 1988-09-20 |