Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10967265 | Storage medium, game system, game apparatus and game controlling method | Masahiko Nagaya, Takeshi Ando | 2021-04-06 |
| 6601851 | Card game toy for use in a battle game | Yoshio Sakamoto, Norikatsu Furuta, Kenji Imai, Hironobu Suzuki, Makoto Katayama +2 more | 2003-08-05 |
| 6419584 | Game apparatus for playing an electronic game based on a deck of cards | Yoshio Sakamoto, Norikatsu Furuta, Makoto Katayama, Kenji Imai, Kazuhiro Tamura | 2002-07-16 |
| 5945703 | Semiconductor memory device and manufacturing method therefor | Kazuyoshi Furukawa, Masanobu Ogino | 1999-08-31 |
| 5302542 | Method of making a semiconductor memory device | Shizuo Sawada | 1994-04-12 |
| 5266823 | Semiconductor device having film for controlling diffusion of impurity | Hiroyuki Noji, Yusuke Kohyama, Soichi Sugiura | 1993-11-30 |
| 5038183 | Diode used in reference potential generating circuit for dram | Soichi Sugiura | 1991-08-06 |