Issued Patents All Time
Showing 51–75 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5962886 | Semiconductor memory and method of manufacturing thereof | Junichi Tsuchimoto, Masami Matsumoto | 1999-10-05 |
| 5901689 | Fuel tank device | Yasuo Kimura, Masao Uesugi, Masafumi Kunimitsu, Hirokuni Seto, Kenji Kato | 1999-05-11 |
| 5888878 | Method of manufacturing semiconductor memory device | Junichi Tsuchimoto | 1999-03-30 |
| 5850819 | Fuel evaporative emission treatment system | Masafumi Kunimitsu, Tomokazu Muraguchi, Yoichiro Ando, Yasuo Kimura | 1998-12-22 |
| 5819796 | Fuel storage system | Masafumi Kunimitsu, Tomokazu Muraguchi, Yoichiro Ando | 1998-10-13 |
| 5798290 | Method of manufacturing a semiconductor device having a capacitor | Junichi Tsuchimoto | 1998-08-25 |
| 5723887 | Semiconductor memory device and manufacturing method thereof | Junichi Tsuchimoto | 1998-03-03 |
| 5665609 | Prioritizing efforts to improve semiconductor production yield | — | 1997-09-09 |
| 5576567 | Vertical memory cell array and method of fabrication | — | 1996-11-19 |
| 5570672 | Fuel evaporative emission treatment system | Masafumi Kunimitsu, Tomokazu Muraguchi, Yoichiro Ando | 1996-11-05 |
| 5160491 | Method of making a vertical MOS transistor | — | 1992-11-03 |
| 5141886 | Vertical floating-gate transistor | — | 1992-08-25 |
| 5132330 | Method for manufacturing expandable styrene type polymer particles | Yuichi Ueda, Toshiaki Sugita, Hideyuki Arakawa | 1992-07-21 |
| 5128380 | Method for producing expandable thermoplastic polymer particles | Toshiaki Sugita, Yoshiyuki Hashiguchi, Masakichi Kishi | 1992-07-07 |
| 5124764 | Symmetric vertical MOS transistor with improved high voltage operation | — | 1992-06-23 |
| 5078498 | Two-transistor programmable memory cell with a vertical floating gate transistor | Shailesh R. Kadakia | 1992-01-07 |
| 5071782 | Vertical memory cell array and method of fabrication | — | 1991-12-10 |
| 5016067 | Vertical MOS transistor | — | 1991-05-14 |
| 5016068 | Vertical floating-gate transistor | — | 1991-05-14 |
| 4992838 | Vertical MOS transistor with threshold voltage adjustment | — | 1991-02-12 |
| 4722944 | Expandable particles of vinyl chloride resin composition for beads-foaming | Masao Nakagawa | 1988-02-02 |
| 4721731 | Process for preparing expandable particles of vinyl chloride resin composition | Masao Nakagawa | 1988-01-26 |
| 4560735 | Process for preparing copolymer | Masao Nakagawa, Toshiaki Sugita | 1985-12-24 |
| 4539335 | Expandable thermoplastic resin particles and process for preparing the same | Masao Nakagawa | 1985-09-03 |
| 4448901 | Expanded particles of polyolefin resin and process for producing same | Kenichi Senda, Masao Ando, Kyoichi Nakamura, Tatehiko Nishida | 1984-05-15 |