Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10454008 | Resin composition, reflector, lead frame with reflector, and semiconductor light-emitting device | Toshiyuki Sakai, Kei Amagai, Aki Kimura, Toshimasa Takarabe, Katsuya Sakayori +1 more | 2019-10-22 |
| 10411174 | Semiconductor light-emitting device and optical-semiconductor-mounting substrate | Aki Kimura, Katsuya Sakayori, Kei Amagai, Toshiyuki Sakai, Toshimasa Takarabe +1 more | 2019-09-10 |
| 9651864 | Negative resist composition, method for producing relief pattern using the same, and electronic component using the same | Kenichi Okuyama | 2017-05-16 |
| 8198007 | Negative-working resist composition and pattern forming method using the same | Kenichi Okuyama | 2012-06-12 |