Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10759937 | Polyketone composition including epoxy compound, cured polyketone, optical element, and image display device | Hiroshi Matsutani, Nanako Mizuguchi, Misao Inaba, Yohei Ishikawa, Keiko KUDOH +1 more | 2020-09-01 |
| 10351670 | Aromatic polyketone, method of producing the same, aromatic polyketone composition, aromatic polyketone film, optical element, and image display apparatus | Nanako Mizuguchi, Hiroshi Matsutani, Misao Inaba, Katsuya Maeyama | 2019-07-16 |
| D704679 | Speaker box | Jun Uchiyama, Takehiko Inoue | 2014-05-13 |
| D661280 | Combine speaker box and amplifier | Shigeya Kuwao, Jun Uchiyama | 2012-06-05 |