Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6545474 | Controlling method of superconductor magnetic field application apparatus, and nuclear magnetic resonance apparatus and superconducting magnet apparatus using the method | Takashi Nakamura, Jun Uzawa, Tetsuo Oka, Yoshitaka Ito, Yousuke Yanagi +1 more | 2003-04-08 |
| 6489769 | Nuclear magnetic resonance apparatus | Takashi Nakamura, Jun Uzawa, Tetsuo Oka, Yoshitaka Ito, Yousuke Yanagi +2 more | 2002-12-03 |
| 6169402 | Nuclear magnetic resonance spectrometer | Tetsuo Oka, Yoshitaka Ito, Yousuke Yanagi, Masaaki Yoshikawa, Jun Uzawa | 2001-01-02 |
| 5659278 | Superconducting magnet device, magnetizing device and method for superconductor | Yousuke Yanagi, Shintaro Harada, Tetsuo Oka, Yoshitaka Ito, Tutomu Sakakibara | 1997-08-19 |
| 5581135 | Superconducting motor | Yoshitaka Ito, Yousuke Yanagi, Tetsuo Oka, Shintaro Harada, Tutomu Sakakibara | 1996-12-03 |
| 5155465 | Variable resistor with a switching mechanism | Takayoshi Tsuzuki, Hiroshi Motoyama, Hidenori Abou | 1992-10-13 |
| 5068964 | Method of making poly-V grooved pulley | Shin Takeda | 1991-12-03 |
| 4994085 | Artificial stem unit for coxa with setting guide | Kazuhiko Sawai, Shigeo Niwa, Tomokazu Hattori, Wataru Yagi, Masami Ishii | 1991-02-19 |
| 4990935 | Thermal head | Shuichi Takemoto, Masami Ishii | 1991-02-05 |
| 4944183 | Level gauge for liquid helium | Tsuyoshi Masumoto, Akihisa Inoue, Kunio Matsuzaki, Masami Ishii, Tetsuo Oka | 1990-07-31 |
| 4901050 | Tilt sensor for vehicle steering shaft | Mitsuko Kotaki, Takayoshi Tsuzuki, Yukihisa Oda, Masami Ishii | 1990-02-13 |
| 4876893 | Strain gauges for the pressure sensor | Yukihiro Kato, Masami Ishii, Tetsuo Oka | 1989-10-31 |
| 4864273 | Variable resistor | Takoyoshi Tsuzuki, Mitsuko Kotaki, Masami Ishii | 1989-09-05 |
| 4821011 | Pressure sensor | Mitsuko Kotaki, Masami Ishii | 1989-04-11 |
| 4751492 | Variable resistor | Takayoshi Tsuzuki, Masami Ishii | 1988-06-14 |
| 4745806 | Level gauge for liquid helium | Tsuyoshi Masumoto, Uichiro Mizutani, Masami Ishii, Hiroshi Motoyama, Tetsuo Oka | 1988-05-24 |
| 4655079 | Level gauge for liquid helium | Tsuyoshi Masumoto, Akihisa Inoue, Tetsuo Oka, Masami Ishii, Hiroshi Motoyama | 1987-04-07 |
| 4653165 | Method for making a poly-V grooved pulley with interior ribs | Masami Ishii, Hiroshi Motoyama, Akihito Isomura | 1987-03-31 |