Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8659514 | LED matrix driver ghost image prevention apparatus and method | Etsuji Sato, Atsushi Kitagawa, Yoshihito Kawakami, Ulysses Ramos Lopez, Narciso Repollo Semira +1 more | 2014-02-25 |
| 8569606 | Music and light synchronization system | Shuang Zhang | 2013-10-29 |
| 8558463 | LED matrix open/short detection apparatus and method | Etsuji Sato, Jiong Fu, Maung Zabu Ko, Shuang Zhang, Muhammad s/o Abuturab | 2013-10-15 |
| 8283908 | On-off timer circuit for use in DC-DC converter | Takuya Ishii, Ulysses Ramos Lopez, Gin Kooi LIM, Khairullah Bin ZAYADI | 2012-10-09 |