Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5831999 | Method and apparatus for correcting code errors | — | 1998-11-03 |
| 5352935 | Semiconductor integrated circuit device with internal voltage controlling circuit | Tadahiko Sugibayashi, Takahiro Hara | 1994-10-04 |
| 5289061 | Output gate for a semiconductor IC | Tadahiko Sugibayashi, Yasuji Koshikawa | 1994-02-22 |
| 5272677 | Semiconductor memory device equipped with step-down power voltage supply system for sense amplifier circuit arrays | — | 1993-12-21 |
| 5250983 | Photo reticle for fabricating a semiconductor device | — | 1993-10-05 |
| 5027252 | Semiconductor input protection device | — | 1991-06-25 |
| 4828695 | Packaging material for high pressure liquid chromatography and method of making the same | Mikio Tsuboi, Keishi Kitagawa, Masaru Abe | 1989-05-09 |