Issued Patents All Time
Showing 51–75 of 91 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10690311 | Headlight device | Koji Hirata, Yasuhiko Kunii | 2020-06-23 |
| 10670864 | Information display device | Koji Hirata, Masahiko Yatsu, Hiroyuki Kajikawa, Kazuomi Kaneko | 2020-06-02 |
| 10661706 | Optical device and direction display device | Masahiro Kishigami, Yasuhiko Kunii, Yuji Tsuchiya, Go Shimizu, Masayoshi Takori +1 more | 2020-05-26 |
| 10647248 | Image projection apparatus | Yasuhiko Kunii, Nobuyuki Kaku, Hiroyuki Nakamura, Hiroshi Chiba, Masahiro Kishigami +4 more | 2020-05-12 |
| 10611296 | Image projection apparatus | Yasuhiko Kunii, Takuya SHIMIZU | 2020-04-07 |
| 10457199 | Image projection apparatus | Yasuhiko Kunii, Nobuyuki Kaku, Hiroyuki Nakamura, Hiroshi Chiba, Masahiro Kishigami +4 more | 2019-10-29 |
| 10434933 | Image projection apparatus | Yasuhiko Kunii, Takuya SHIMIZU | 2019-10-08 |
| 10118537 | Image projection apparatus | Yasuhiko Kunii, Takuya SHIMIZU | 2018-11-06 |
| 9304145 | Inspection method and its apparatus for thermal assist type magnetic head element | Kaifeng Zhang, Takenori Hirose, Masahiro Watanabe, Akira TOBITA | 2016-04-05 |
| 8493692 | Position determining system with arm center line crossing expanding/contracting direction of hinged actuator unit | Shigeo Nakamura, Yasuhiro Matsuda | 2013-07-23 |
| 8179134 | Handling robot of magnetic head assembly, magnetic head test method and magnetic head tester | Shinji Honma, Yoshinori Tokumura, Hideki Mochizuki | 2012-05-15 |
| 8154821 | Magnetic head-positioning servo system, magnetic head test system and magnetic disk test system | Shigeo Nakamura, Kimihiko Sudo, Yasuhiro Matsuda, Yukio Yamamoto, Yoshihiro Sakurai | 2012-04-10 |
| 7918641 | Handling mechanism of trays with which electronic parts are fed and inspection device of the electronic parts using the mechanism | Yoshinori Tokumura, Syoji Tsuyuki, Toshiaki Suzuki, Shinji Kawamoto | 2011-04-05 |
| 7736558 | Imprint manufacture method | Atsushi Yusa | 2010-06-15 |
| 7622915 | Magnetic head test method and magnetic head tester | Hideki Mochizuki, Shinji Honma, Yoshinori Tokumura | 2009-11-24 |
| 7236447 | Optical disk, method of playing optical disk, and optical disk drive | Tamotsu Iida, Reiji Tamura, Hideki Nagano, Toshiaki Taii, Yuji Yamazaki | 2007-06-26 |
| 7228554 | Cartridge type recording medium and disk-shaped recording medium including a hole for centering each thereof, cartridge, driving unit and driving method | Kenjirou Kiyono | 2007-06-05 |
| 7135861 | Movable stage, XY stage, head carriage and tester of magnetic head or magnetic disk | Kyoichi Mori, Fujio Yamasaki | 2006-11-14 |
| 7129702 | XY stage, head carriage and tester of magnetic head or magnetic disk | Kyoichi Mori, Fujio Yamasaki | 2006-10-31 |
| 7073186 | Cartridge type recording medium and disk-shaped recording medium including a hole for centering each thereof, cartridge, driving unit and driving method | Kenjirou Kiyono | 2006-07-04 |
| 6781926 | Magneto-optical head having heat sink layer | Osamu Ishizaki, Katsusuke Shimazaki, Hiroyuki Awano, Reiji Tamura, Tsuyoshi Maro | 2004-08-24 |
| 6438088 | Light transmission device and apparatus including light transmission device | Masanori Kadotani | 2002-08-20 |
| 6434088 | Recording and reproducing apparatus having a magneto-optical head with an objective lens and laser-beam-permeable member | Osamu Ishizaki, Katsusuke Shimazaki, Masafumi Yoshihiro, Susumu Imai | 2002-08-13 |
| RE37719 | Optical data recording system and method of production of recording medium | Tetsurou Ikegaki, Mitsuru Shimizu, Yoshitane Tuburaya | 2002-05-28 |
| 6366541 | Optical recording medium with solid protective layer having self-lubricating property | Satoru Ohnuki, Masafumi Yoshihiro, Tsuyoshi Maro | 2002-04-02 |