Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12278102 | Semiconductor device with silicon nitride passivation film | Kazuhide Sumiyoshi, Masaya Okada, Takumi YONEMURA | 2025-04-15 |
| 10123719 | Eyewear | Susumu Ichinohe, Jyunko Nakajima | 2018-11-13 |
| 9883816 | Eyewear | Susumu Ichinohe, Jyunko Nakajima | 2018-02-06 |
| 9012958 | Semiconductor device | — | 2015-04-21 |
| 8969920 | Vertical GaN-based semiconductor device | Makoto Kiyama, Yu Saitoh, Masaya Okada, Masaki Ueno, Seiji Yaegashi +1 more | 2015-03-03 |
| 8941174 | Semiconductor device and method for producing the same | Masaya Okada, Makoto Kiyama, Yu Saitoh, Seiji Yaegashi, Mitsunori Yokoyama | 2015-01-27 |
| 8896058 | Semiconductor device and method for producing same | Masaya Okada, Makoto Kiyama, Yu Saitoh, Seiji Yaegashi, Mitsunori Yokoyama | 2014-11-25 |
| 8890239 | Semiconductor device and method for producing the same | Seiji Yaegashi, Makoto Kiyama, Mitsunori Yokoyama, Masaya Okada, Yu Saitoh | 2014-11-18 |
| 8816398 | Semiconductor device and method for producing the same | Makoto Kiyama, Yu Saitoh, Masaya Okada, Seiji Yaegashi, Mitsunori Yokoyama | 2014-08-26 |
| 8592919 | Semiconductor device with source and drain fingers | — | 2013-11-26 |
| 8410558 | Semiconductor device with field plates | — | 2013-04-02 |
| 8390222 | Brushless motor driving circuit | Kunio Seki, Hiroyuki Kikuta, Yuichi Ohkubo | 2013-03-05 |
| 8338862 | Semiconductor device | Fumio Yamada | 2012-12-25 |
| 8242512 | Compound semiconductor device | Fumikazu Yamaki | 2012-08-14 |
| 7937141 | Device for iontophoresis | Hirotoshi Adachi | 2011-05-03 |
| 7803964 | Method for synthesizing t-butyl (meth)Acrylate | Shigeho Tanaka, Tohru Endoh, Haruki Sato, Toshihiro Sato | 2010-09-28 |
| 7200433 | Transdermal or transmucosal drug delivery device | Katsuhiro Nakamura, Kazuya Katagai, Naruhito Higo | 2007-04-03 |
| 7157756 | Field effect transistor | Norihiko Ui, Kazuo Nambu | 2007-01-02 |
| 6998679 | Semiconductor device and method of fabricating the same | Hitoshi Haematsu | 2006-02-14 |
| 6970739 | Iontophoresis device | — | 2005-11-29 |
| 6760618 | Iontophoresis system | — | 2004-07-06 |
| 6597947 | Iontophoresis device | Hirotoshi Adachi, Hiroyuki Maeda, Naruhito Higo | 2003-07-22 |
| 6564092 | Transdermal or transmucosal drug delivery device | Katsuhiro Nakamura, Kazuya Katagai, Naruhito Higo | 2003-05-13 |
| 6546282 | Device for Iontophoresis | Hirotoshi Adachi, Hiroyuki Maeda, Naruhito Higo | 2003-04-08 |
| 6259946 | Iontophoresis device structure | Naruhito Higo, Kenji Mori | 2001-07-10 |