Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10449860 | Cooling apparatus | — | 2019-10-22 |
| 7064623 | Coaxial line type components with low characteristic impedance | Hirokazu Tohya, Masayuki Shimizu | 2006-06-20 |
| 6938231 | Method and system for designing circuit layout | Hirokazu Tohya | 2005-08-30 |
| 6877955 | Mixed flow turbine and mixed flow turbine rotor blade | Hirotaka Higashimori, Takao Yokoyama, Takashi Mikogami | 2005-04-12 |
| 6710479 | Cooling structure of generator | Hiroshi Ogita | 2004-03-23 |
| 6437426 | Semiconductor integrated circuit having an improved grounding structure | — | 2002-08-20 |
| 6365828 | Electromagnetic interference suppressing device and circuit | Yasushi Kinoshita, Hiroshi Wabuka, Hirokazu Tohya, Toru Mori, Atsushi Ochi | 2002-04-02 |
| 6359237 | Multi-layer printed board | Hirokazu Tohya | 2002-03-19 |
| 6111479 | Laminate printed circuit board with a magnetic layer | Osamu Myohga, Mitsuo Saito, Yuzo Shimada, Hirokazu Tohya, Ryo Maniwa | 2000-08-29 |
| 6091310 | Multi-layer printed board with an inductor providing a high impedance at high frequency | Kazuaki Utsumi, Mitsuo Saitou | 2000-07-18 |
| 6075211 | Multi-layered printed wiring board | Hirokazu Tohya | 2000-06-13 |
| 6002593 | Reducing electromagnetic noise radiated from a printed board | Hirokazu Tohya | 1999-12-14 |
| 5978231 | Printed wiring board with integrated coil inductor | Hirokazu Tohya, Yuzo Shimada | 1999-11-02 |
| 5008764 | Rotary head type digital signal reproducing apparatus with slow tape speed mode and improved tracking control | Yasuhiro Yamada, Shoji Ueno | 1991-04-16 |
| 4901168 | Apparatus and method for recording and reproducing a digital signal | Tatsuro Shirai, Satoru Nagashima | 1990-02-13 |
| 4899233 | Apparatus for reproducing a magnetically recorded digital signal using a rotary head with automatic track finding signal extraction and selection for tracking control | — | 1990-02-06 |
| 4839755 | Rotary head type digital signal reproducing apparatus with different modes and tracking control | Yasuhiro Yamada, Shoji Ueno | 1989-06-13 |
| 4762589 | Method of making a tubular rubber product having a polyamide or polyester resin layer | Setsuo Akiyama, Yukio Fukuura, Masato Yoshikawa, Takeyuki Matsuda, Hisanobu Monobe +1 more | 1988-08-09 |
| 4657285 | Tubular rubber products | Setsuo Akiyama, Yukio Fukuura, Masato Yoshikawa, Takeyuki Matsuda, Hisanobu Monobe +1 more | 1987-04-14 |
| 4541371 | Two cycle engine | Minoru Kageyama, Takeo Hirose, Tadao Matsui, Hiroshi Ogino, Takayuki Suzuki | 1985-09-17 |
| 4390801 | Circuit for reproducing a clock signal | Hirotaka Kurata | 1983-06-28 |