Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12023198 | Ultrasonic transducer element, ultrasonic probe, and electrode structure of ultrasonic transducer element | Junri Ishikura | 2024-07-02 |
| 8585220 | Optical element and method of producing same | Kazuhiro Arai, Junji Terada | 2013-11-19 |
| 8305686 | Method for producing optical element and the optical element | Kazuhiro Arai, Junji Terada | 2012-11-06 |
| 8007964 | Photomask blank and photomask | Hiroki Yoshikawa, Yukio Inazuki, Satoshi Okazaki, Takashi Haraguchi, Mikio Takagi +2 more | 2011-08-30 |
| 7771893 | Photomask blank, photomask and fabrication method thereof | Hiroki Yoshikawa, Hiroshi Kubota, Yoshinori Kinase, Satoshi Okazaki, Tamotsu Maruyama +3 more | 2010-08-10 |
| 7691546 | Photomask blank and photomask | Hiroki Yoshikawa, Yukio Inazuki, Satoshi Okazaki, Takashi Haraguchi, Mikio Takagi +2 more | 2010-04-06 |
| 7625676 | Photomask blank, photomask and fabrication method thereof | Hiroki Yoshikawa, Yukio Inazuki, Yoshinori Kinase, Satoshi Okazaki, Takashi Haraguchi +1 more | 2009-12-01 |
| 7618753 | Photomask blank, photomask and method for producing those | Hiroki Yoshikawa, Yukio Inazuki, Yoshinori Kinase, Satoshi Okazaki, Takashi Haraguchi +3 more | 2009-11-17 |
| 7598004 | Film-depositing target and preparation of phase shift mask blank | Hiroki Yoshikawa, Toshinobu Ishihara, Satoshi Okazaki, Yukio Inazuki, Tadashi Saga +3 more | 2009-10-06 |
| 7556892 | Halftone phase shift mask blank, halftone phase shift mask, and pattern transfer method | Kimihiro Okada, Takashi Haraguchi, Mikio Takagi, Yuichi Fukushima, Hiroki Yoshikawa +4 more | 2009-07-07 |