Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7186324 | Hard film cutting tools, cutting tool coated with hard film, process for forming hard film and target used to form hard film | Kenji Yamamoto, Toshiki Satou, Yasuomi Morikawa, Kazuki Takahara | 2007-03-06 |
| 6919288 | Hard film for cutting tools, cutting tool coated with hard film, process for forming hard film, and target used to form hard film | Kenji Yamamoto, Toshiki Satou, Yasuomi Morikawa, Kazuki Takahara | 2005-07-19 |
| 6824601 | Hard film for cutting tools, cutting tool coated with hard film, process for forming hard film, and target used to form hard film | Kenji Yamamoto, Toshiki Satou, Yasuomi Morikawa, Kazuki Takahara | 2004-11-30 |
| 5744017 | Vacuum arc deposition apparatus | Hiroshi Tamagaki, Hiroshi Kawaguchi, Hirofumi Fujii, Katsuhiko Shimojima, Takeshi Suzuki | 1998-04-28 |
| 5730847 | Arc ion plating device and arc ion plating system | Kunihiko Tsuji, Homare Nomura, Hiroshi Tamagaki, Hiroshi Kawaguchi, Katsuhiko Shimojima +4 more | 1998-03-24 |