Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5337365 | Apparatus for actively reducing noise for interior of enclosed space | Tsutomu Hamabe, Akio Kinoshita, Kenichiro Muraoka, Noriharu Sato | 1994-08-09 |
| 5325437 | Apparatus for reducing noise in space applicable to vehicle compartment | Akio Kinoshita, Kenichiro Muraoka | 1994-06-28 |