Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6555998 | Apparatus and method for simulation of electromagnetic field and storage medium storing programs therfor | Shinichi Ohtsu | 2003-04-29 |
| 6472797 | Piezoelectric electro-acoustic transducer | — | 2002-10-29 |
| 6472798 | Piezoelectric acoustic components | — | 2002-10-29 |
| 6445108 | Piezoelectric acoustic component | Tetsuo Takeshima, Muneyuki Daidai, Akihiro Nomura, Masayuki Fujino | 2002-09-03 |
| 6420818 | Electroacoustic transducer | Tetsuo Takeshima | 2002-07-16 |
| 6307300 | Piezoelectric acoustic component | Takashi Yamamoto, Tetsuo Takeshima | 2001-10-23 |
| 6129459 | Apparatus for analyzing radiating electromagnetic wave from multilayer substrate | Shinichi Ohtsu, Makoto Mukai | 2000-10-10 |
| 4993521 | Tread brake unit | Yoshio Asano, Mitugu Tunazawa | 1991-02-19 |
| 4750787 | Relay valve for an air brake system | — | 1988-06-14 |