Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12424925 | Filter for power conversion device with parallel power modules | — | 2025-09-23 |
| 12301235 | Semiconductor device | — | 2025-05-13 |
| 12278075 | Fuse with arc suppressing mastic material | Martin G. Pineda, Marco Doms, Sergio Fuentes Godinez, Toshikazu Yamaoka, Satoshi Sakamoto +2 more | 2025-04-15 |
| 12224145 | Protection device | Toshikazu Yamaoka, Katsuaki Suzuki | 2025-02-11 |
| 11264889 | Electric-power conversion apparatus | Toshikazu Takagi | 2022-03-01 |
| 11160849 | Norovirus deactivator and method for producing same, method for deactivating norovirus, method for producing lysozyme component for norovirus deactivation use, prophylactic or therapeutic agent for norovirus infection, and external preparation for skin for norovirus deactivation purposes | Miki Sato, Takashi Miyashita, Ryo Sasahara | 2021-11-02 |
| 10975827 | Ignition control system with circulating-current control | Qingquan Tang, Hirotada HONMA, Mitchell Henry | 2021-04-13 |
| 9099931 | Power supply device | — | 2015-08-04 |
| 8189356 | PWM inverter | Mitsujiro Sawamura | 2012-05-29 |
| 7830206 | Amplifier circuit | Hiroshi Ikeda | 2010-11-09 |
| 7708637 | Game program and game apparatus | Gentaro Takaki | 2010-05-04 |
| 7711911 | Semiconductor storage device detecting change of memory content and information processing device including semiconductor storage device detecting change of memory content | — | 2010-05-04 |
| 7619481 | Circuit for inhibiting over-current in power amplifier | Hiroshi Ikeda | 2009-11-17 |
| 7368891 | Charge control method of capacitor in thyristor converter | Kazuhiko Hiramatsu | 2008-05-06 |
| 7000679 | Casting, vertical casting method and vertical casting apparatus | Hajime Amano, Soichiro Kumura | 2006-02-21 |
| 6709176 | Printer controlling device, printer controlling method, and computer product | Tetsuya Gotoh, Keiji Yamamoto | 2004-03-23 |
| 5982535 | Centrifuge microscope capable of realizing polarized light observation | Shinya Inoue, Keisuke Suzuki, Koji Ichie, Chikara Nagano, Naobumi Okada | 1999-11-09 |
| 5905875 | Multiprocessor system connected by a duplicated system bus having a bus status notification line | Nobuhisa Hattori, Toshihide Tsuzuki, Jun Funaki | 1999-05-18 |
| 5903763 | Method of recovering exclusive control instruction and multi-processor system using the same | — | 1999-05-11 |
| 5761728 | Asynchronous access system controlling processing modules making requests to a shared system memory | Hiroshi Saito, Takatsugu Sasaki, Hirohide Sugahara, Akira Kabemoto, Jun Funaki | 1998-06-02 |
| 5727151 | Message control system specifying message storage buffer for data communication system with general purpose and arbitrary form buffers | Hirohide Sugahara, Akira Kabemoto, Hideki Nakagawa | 1998-03-10 |
| 5634037 | Multiprocessor system having a shared memory with exclusive access for a requesting processor which is maintained until normal completion of a process and for retrying the process when not normally completed | Takatsugu Sasaki, Akira Kabemoto, Hirohide Sugahara | 1997-05-27 |
| 5592624 | Data communication for controlling message transmission and reception among processing modules using information stored in descriptor to form a loosely coupled multiprocessing system | Hirohide Sugahara, Akira Kabemoto | 1997-01-07 |
| 5521495 | Sensor for contactless determination of an angle of rotation of a rotatable structural element | Wataru Nagasaki, Ken Togashi, Kazuhiko Shimoda | 1996-05-28 |
| 5517625 | System bus control system for multiprocessor system | — | 1996-05-14 |