Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648695 | Brush apparatus for electric rotating machine | Mineo Yamaguchi | 1997-07-15 |
| 5614335 | Blanks for halftone phase shift photomasks, halftone phase shift photomasks, and methods for fabricating them | Junji Fujikawa, Hiroshi Mohri, Masahiro Takahashi, Hiroyuki Miyashita, Yukio Iimura | 1997-03-25 |