Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6288927 | Semiconductor memory device with column gate and equalizer circuitry | Tsuneo Inaba, Shinichiro Shiratake | 2001-09-11 |
| 5373850 | Flow-velocity sensor probe | Hiromasa Kohno, Yoshio Ishitsu, Masaru Kurio, Shigekazu Sekii | 1994-12-20 |
| 5178803 | Method of manufacturing a multi-luminal catheter, and multi-luminal catheter assembly | Yoshio Ishitsu, Shigekazu Sekii | 1993-01-12 |
| 5176144 | Cardiac output measuring catheter | Akiko Yoshikoshi | 1993-01-05 |
| 5139021 | Biological information measurement apparatus | Shigekazu Sekii, Makoto Ikeda | 1992-08-18 |
| 5092333 | Catheter accommodating electrical wires | Yoshio Ishitsu, Shigekazu Sekii | 1992-03-03 |
| 5046505 | Apparatus and method for measuring cardiac output | Shigekazu Sekii, Makoto Ikeda | 1991-09-10 |
| 5042976 | Balloon catheter and manufacturing method of the same | Yoshio Ishitsu, Shigekazu Sekii | 1991-08-27 |
| 5041083 | Multi-luminal catheter, multi-luminal catheter assembly | Yoshio Ishitsu, Shigekazu Sekii | 1991-08-20 |
| 4841981 | Catheters for measurement of cardiac output and blood flow velocity | Susumu Tanabe, Shigekazu Sekii, Yoshio Ishizu | 1989-06-27 |