Issued Patents All Time
Showing 1–25 of 91 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12421435 | Adhesive composition for flexible printed-wiring board (FPC), and heat-curable resin film, prepreg and FPC substrate containing same | Atsushi TSUURA, Yoshihiro TSUTSUMI, Hiroyuki IGUCHI, Yuki Kudo, Rina SASAHARA | 2025-09-23 |
| 12146057 | Cyclic imide resin composition, prepreg, copper-clad laminate and printed-wiring board | Hiroyuki IGUCHI, Naoyuki KUSHIHARA | 2024-11-19 |
| 8906298 | Method for protecting substrate | Keiji Koike, Shiro Ogata, Yoshimitsu Matsui | 2014-12-09 |
| 8111594 | Optical disk drive and optical pickup having aberration correction means | Naoki Fujii, Seiichi Ohsawa | 2012-02-07 |
| 7839458 | Liquid crystal optical element having grouped concentric electrodes | Seiichi Osawa, Shinya Sato, Takeshi Toyoda | 2010-11-23 |
| 7414950 | Aberration correction liquid crystal device and optical pickup apparatus | Makoto Sato | 2008-08-19 |
| 7192904 | Thermal recording material | Tsutomu Watanabe, Hirofumi Mitsuo, Hirokazu Kitou | 2007-03-20 |
| 7160840 | Thermal recording material | Tsutomu Watanabe, Hirofumi Mitsuo | 2007-01-09 |
| 7135431 | Thermosensitive recording material | Tsutomu Watanabe, Hirofumi Mitsuo | 2006-11-14 |
| 7126901 | Device and unit for correcting aberration of light beam | Makoto Sato | 2006-10-24 |
| 7098168 | Heat-sensitive recording material | Tsutomu Watanabe, Hirofumi Mitsuo | 2006-08-29 |
| 6972272 | Heat-sensitive recording material | Tsutomu Watanabe, Hirofumi Mitsuo | 2005-12-06 |
| 6909686 | Aberration correcting optical unit, optical pickup apparatus and information recording/reproducing apparatus with single and multi-layer electrodes | Masakazu Ogasawara | 2005-06-21 |
| 6881529 | Positive photoresist transfer material and method for processing surface of substrate using the transfer material | — | 2005-04-19 |
| 6865144 | Optical pickup apparatus and tilt amount detecting method | Takuma Yanagisawa, Yoshitsugu Araki, Takanori Maeda | 2005-03-08 |
| 6859429 | Aberration correcting unit, optical pickup apparatus, and recording/reproducing apparatus | Masakazu Ogasawara | 2005-02-22 |
| 6852671 | Heat-sensitive recording material | Tsutomu Watanabe, Hirofumi Mitsuo | 2005-02-08 |
| 6818592 | Heat-sensitive recording material | Tsutomu Watanabe, Hirofumi Mitsuo | 2004-11-16 |
| 6804185 | Optical pickup and information recording and/or reproducing apparatus including the same | Ikuya Kikuchi, Takanori Maeda, Mitsuru Sato | 2004-10-12 |
| 6800588 | Thermal recording material | Takayuki Matsumoto, Tetsuo Takeuchi, Hirofumi Mitsuo | 2004-10-05 |
| 6730632 | Heat-sensitive recording material | Tsutomu Watanabe, Hirofumi Mitsuo | 2004-05-04 |
| 6720286 | Heat-sensitive recording material | Hirofumi Mitsuo | 2004-04-13 |
| 6714510 | Information recording medium including layer of uniform thickness and reproducing device thereof | Takanori Maeda | 2004-03-30 |
| 6699816 | Heat-sensitive recording material | Tsutomu Watanabe, Hirofumi Mitsuo | 2004-03-02 |
| 6690500 | Aberration correction apparatus and method | Masakazu Ogasawara, Yoshitsugu Araki | 2004-02-10 |