Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9838768 | Microphone device | Hiroshi Akino | 2017-12-05 |
| 9020179 | Unidirectional condenser microphone and directionality varying member for the same | Hiroshi Akino | 2015-04-28 |
| 8938085 | Microphone adapter and microphone | Hiroshi Akino | 2015-01-20 |
| 8744099 | Battery compartment for condenser microphone | Hiroshi Akino | 2014-06-03 |
| 8699739 | Boundary microphone | — | 2014-04-15 |
| 8588452 | Microphone cap and microphone | Hiroshi Akino | 2013-11-19 |
| 8243975 | Condenser microphone unit | Hiroshi Akino, Shioto Okita, Satoshi Yoshino | 2012-08-14 |
| 8218806 | Unidirectional condenser microphone unit | Hiroshi Akino, Shioto Okita, Satoshi Yoshino | 2012-07-10 |
| 8155365 | Gooseneck microphone with covering member in output module | — | 2012-04-10 |
| 8150088 | Condenser microphone | Hiroshi Akino | 2012-04-03 |
| 7483542 | Condenser microphone | Hiroshi Akino, Shioto Okita | 2009-01-27 |
| 6961437 | Capacitor microphone | Kazuhisa Kondo | 2005-11-01 |