Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12102926 | Game apparatus and program | Hirohiko Sekido, Fumiya Kobayashi | 2024-10-01 |
| 5689478 | Magnetic head for magneto-optical recording and magneto-optical recording apparatus in which a magnetic core mounted to a slider has particular dimensions and properties | Kazuyoshi Ishii | 1997-11-18 |
| 5576087 | Magneto-optical recording medium | Yukio Watanabe | 1996-11-19 |
| 5553037 | Magneto-optical recording-reproducing system in which a magnetic head bottom surface roughness is related to a recording medium protective film surface roughness | — | 1996-09-03 |
| 5540988 | Magneto-optical recording medium and process for producing the same | Hiroshi Yoshida, Katsuhiko Takano | 1996-07-30 |
| 5529864 | Optical recording medium having mask layer | Yoichi Osato | 1996-06-25 |
| 5140547 | Magnetic bubble recording element | Yoichi Osato | 1992-08-18 |
| 5102709 | Optical recording medium and process for production thereof | Kazuoki Honguu | 1992-04-07 |
| 4288688 | Toll road terminal machine | Yosito Kiyama, Riichiro Yamashita, Takeshi Horino | 1981-09-08 |