Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8344356 | Semiconductor material, method of making the same, and semiconductor device | Jo Shimizu, Tsuneo Ito, Takashi Egawa | 2013-01-01 |
| 8115193 | Vertical resonator type light emitting diode | Masatoshi Iwata | 2012-02-14 |
| 8044439 | Light-emitting device and manufacturing method of the same | Masatoshi Iwata, Susumu Tsujikawa, Yoshiyuki Kobayashi | 2011-10-25 |
| 7989799 | Surface light emitting element | Masatoshi Iwata | 2011-08-02 |
| 7485705 | Water-soluble tetrazolium compounds | Yuriko Fukuoka, Munetaka Ishiyama | 2009-02-03 |
| 6336970 | Surface preparation method and semiconductor device | Ryuichi Toba, Hiroyuki Ikeda | 2002-01-08 |
| 5462821 | Gallium based active material for the negative electrode, a negative electrode using the same, and batteries using said negative electrode | Takashi Onoue, Kiyoshi Araki, Noriya Ishida, Toshiya Kitamura, Yasuhiko Niitsu +2 more | 1995-10-31 |