Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7052731 | Plasma processing apparatus, protecting layer therefor and installation of protecting layer | Kunihiko Koroyasu, Muneo Furuse | 2006-05-30 |
| 6914005 | Plasma etching method | Muneo Furuse, Mitsuru Suehiro, Hiroshi Kanekiyo, Kunihiko Koroyasu | 2005-07-05 |
| 6506686 | Plasma processing apparatus and plasma processing method | Toshio Masuda, Kazue Takahashi, Ryoji Fukuyama | 2003-01-14 |
| 6444087 | Plasma etching system | Makoto Nawata, Mamoru Yakushiji | 2002-09-03 |
| 5978348 | Optical recording medium and process for production thereof | — | 1999-11-02 |
| 5489082 | Reproducible molding die having a removable cleaning layer | Hiroyuki Imataki, Mizuho Hiraoka, Tetsuya Satoh | 1996-02-06 |
| 5389313 | Method of producing a molding die for an information recording medium | Hiroyuki Imataki, Tetsuya Satoh, Mizuho Hiraoka | 1995-02-14 |
| 5344304 | Mold for molding of substrate for information recording medium | Mizuho Hiraoka, Hiroyuki Imataki, Tetsuya Sato | 1994-09-06 |
| 5234633 | Cast molding die and process for producing information recording medium using the same | Hiroyuki Imataki, Tetsuya Satoh, Mizuho Hiraoka | 1993-08-10 |
| 5174937 | Method for molding of substrate for information recording medium and method for preparing substrate for information recording medium | Mizuho Hiraoka, Hiroyuki Imataki, Tetsuya Sato | 1992-12-29 |
| 5073101 | Information recording medium, production process and molding die for substrate therefor | Hiroyuki Imataki, Mizuho Hiraoka, Tetsuya Satoh | 1991-12-17 |
| 4956214 | Information recording medium, production process and molding die for substrate therefor | Hiroyuki Imataki, Mizuho Hiraoka, Tetsuya Satoh | 1990-09-11 |
| 4876042 | Molding processing using a reproducible molding die | Hiroyuki Imataki, Mizuho Hiraoka, Tetsuya Satoh | 1989-10-24 |