Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6753222 | Method of manufacturing semiconductor device | Ken Mimuro, Hiroyuki Doi | 2004-06-22 |
| 6657893 | Nonvolatile semiconductor memory device and method for driving the same | Keita Takahashi, Masafumi Doi, Hiroyuki Doi, Nobuyuki Tamura | 2003-12-02 |
| 6472281 | Method for fabricating semiconductor device using a CVD insulator film | Hiroyuki Doi, Keita Takahashi, Nobuyuki Tamura | 2002-10-29 |
| 6377490 | Nonvolatile semiconductor memory device and method for driving the same | Keita Takahashi, Masafumi Doi, Hiroyuki Doi, Nobuyuki Tamura | 2002-04-23 |
| 6323663 | Semiconductor wafer package, method and apparatus for connecting testing IC terminals of semiconductor wafer and probe terminals, testing method of a semiconductor integrated circuit, probe card and its manufacturing method | Yoshirou Nakata, Toshio Yamada, Atsushi Fujiwara, Isao Miyanaga, Shin Hashimoto +2 more | 2001-11-27 |
| 6169307 | Nonvolatile semiconductor memory device comprising a memory transistor, a select transistor, and an intermediate diffusion layer | Keita Takahashi, Masafumi Doi, Hiroyuki Doi, Nobuyuki Tamura | 2001-01-02 |
| 6005401 | Semiconductor wafer package, method and apparatus for connecting testing IC terminals of semiconductor wafer and probe terminals, testing method of a semiconductor integrated circuit, probe card and its manufacturing method | Yoshirou Nakata, Toshio Yamada, Atsushi Fujiwara, Isao Miyanaga, Shin Hashimoto +2 more | 1999-12-21 |
| 5945834 | Semiconductor wafer package, method and apparatus for connecting testing IC terminals of semiconductor wafer and probe terminals, testing method of a semiconductor integrated circuit, probe card and its manufacturing method | Yoshirou Nakata, Toshio Yamada, Atsushi Fujiwara, Isao Miyanaga, Shin Hashimoto +2 more | 1999-08-31 |
| 5715196 | Method for driving a non-volatile semiconductor memory | Yoshinori Odake, Akira Asai, Toshiki Mori, Ichirou Nakao | 1998-02-03 |
| 5698614 | Fluorescent ink composition for use in marking pens | Hiroaki Ueda, Masakazu Yokoi | 1997-12-16 |
| 5640345 | Semiconductor memory device and fabrication process | Takashi Hori, Ichiro Nakao | 1997-06-17 |
| 5627779 | Non-volatile semiconductor memory having an array of non-volatile memory cells and method for driving the same | Yoshinori Odake, Akira Asai, Toshiki Mori, Ichirou Nakao | 1997-05-06 |
| 5510639 | Non-volatile semiconductor memory having a ring-shaped floating gate | Yoshinori Odake, Ichiro Nakao, Youhei Ichikawa | 1996-04-23 |
| 5418187 | Method for extending electrically conductive layer into electrically insulating layer | Isao Miyanaga | 1995-05-23 |
| 5359554 | Semiconductor memory device having an energy gap for high speed operation | Yoshinori Odake | 1994-10-25 |
| 4657591 | Ink composition | Keiko Shioi | 1987-04-14 |