Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5859750 | Magnetic recording-and-reproducing apparatus | — | 1999-01-12 |
| 5304415 | Sound absorptive material | Yoshitaka Kurihara, Yuzo Okudaira, Hideyuki Ando, Wakio Yamada, Kazunori Umeoka | 1994-04-19 |
| D320662 | Combined body composition measurer and cover therefor for determining body fat | — | 1991-10-08 |
| 4857365 | Method of manufacturing modified wood material | Shozo Hirao, Hiroaki Usui, Yoshihiro Ohta, Hiroyuki Ishikawa, Satoru Konishi | 1989-08-15 |
| 4731265 | Method of manufacturing modified wood material | Shozo Hirao, Ayumu Yasuda, Yoshihiro Ohta, Kazuo Seto | 1988-03-15 |