Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5660838 | Skin preparations for external use | Kunimasa Koga, Takumi Kobayashi, Shigeaki Fujikawa | 1997-08-26 |
| 5493455 | Recording apparatus using a tape cassette with a memory | Tsutomu Miyoshi, Yutaka Ohta | 1996-02-20 |