Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11326065 | Silicone resin reflective substrate, manufacturing method for same, and base material composition used in reflective substrate | Masutsugu Tasaki, Naoto Igarashi, Akira Ichikawa, Maimi Yoshida | 2022-05-10 |
| 10533094 | Silicone resin reflective substrate, manufacturing method for same, and base material composition used in reflective substrate | Masutsugu Tasaki, Naoto Igarashi, Akira Ichikawa, Maimi Yoshida | 2020-01-14 |
| 9574050 | Silicone resin reflective substrate, manufacturing method for same, and base material composition used in reflective substrate | Masutsugu Tasaki, Naoto Igarashi, Akira Ichikawa, Maimi Yoshida | 2017-02-21 |
| 8704258 | White color reflecting material and process for production thereof | Masutsugu Tasaki, Naoto Igarashi, Maimi Yoshida | 2014-04-22 |
| 7691293 | Red light-emitting phosphor and light-emitting device | Tsutomu Takano | 2010-04-06 |
| 7238304 | Green light emitting phosphor and light emitting device | — | 2007-07-03 |
| 6982523 | Red light emitting phosphor, its production and light emitting device | — | 2006-01-03 |
| 6623670 | Method of molding a transparent coating member for light-emitting diodes | Masutsugu Tasaki, Akira Ichikawa, Kazuhisa Takagi | 2003-09-23 |
| 6521915 | Light-emitting diode device | Masutsugu Tasaki, Akira Ichikawa, Kazuhisa Takagi, Kazuaki Hashimoto | 2003-02-18 |
| 6319425 | Transparent coating member for light-emitting diodes and a fluorescent color light source | Masutsugu Tasaki, Akira Ichikawa, Kazuhisa Takagi | 2001-11-20 |