Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4352167 | Method of locating sound generation within enclosure | Yuuji Hashimoto, Izumi Kobayashi, Kimio Yamada, Shigeru Izumi, Yoshihiro Michiguchi | 1982-09-28 |
| 4344252 | Garage door operation control apparatus | Takeshi Tokunaga, Seiji Yonekura, Shigeru Matsuoka, Kenji Nakamura | 1982-08-17 |
| 4316937 | Water absorbent acrylic fiber | Hiroyoshi Tanaka, Shigeru Fujii | 1982-02-23 |