Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9378935 | Geiger-Muller counter tube and radiation measurement apparatus | Toshiaki Takeuchi, KUNIO HAMAGUCHI, Kozo Ono, Noritoshi Kimura, Takaharu Fukushima | 2016-06-28 |
| 9209002 | Geiger-Muller counter tube and radiation measurement apparatus | Toshiaki Takeuchi, KUNIO HAMAGUCHI, Kozo Ono, Noritoshi Kimura | 2015-12-08 |
| 9190250 | Radiation measurement apparatus | Toshiaki Takeuchi, Kozo Ono, KUNIO HAMAGUCHI | 2015-11-17 |
| 7471162 | Surface mount type temperature-compensated crystal oscillator | Takaaki Ishikawa, Fumio Asamura, Kozo Ono | 2008-12-30 |
| 7157981 | Surface-mounted oscillator | Fumio Asamura, Kozo Ono | 2007-01-02 |
| 7023290 | Temperature-compensated crystal oscillator | Fumio Asamura | 2006-04-04 |
| 6861915 | Crystal oscillator with adjustable capacitive assembly having selectable capacitances | Fumio Asamura | 2005-03-01 |
| 6771135 | Temperature-compensated crystal oscillator | Fumio Asamura | 2004-08-03 |
| 6737928 | Temperature-compensated crystal oscillator | Fumio Asamura | 2004-05-18 |
| 6720837 | Surface mounting crystal oscillator | Kouichi Moriya, Katsuyuki Sato, Yoshinori Narita | 2004-04-13 |
| 6639480 | Crystal oscillator | Fumio Asamura | 2003-10-28 |
| 6492879 | Voltage-controlled oscillator | Fumio Asamura | 2002-12-10 |
| 5170136 | Digital temperature compensation oscillator | Tsutomu Yamakawa, Hiroshi Yoshida | 1992-12-08 |
| 5081431 | Digital temperature-compensated oscillator | Tsutomu Yamakawa, Hiroshi Yoshida | 1992-01-14 |