Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4644431 | Magnetic head for a perpendicular magnetic recording system | Nobuyuki Kishine, Hideyuki Minami, Michihide Yamauchi | 1987-02-17 |
| 4642720 | Magnetic head comprised of an improved base substance for high density magnetic recording | Nobuyuki Kishine, Michihide Yamauchi, Tsuyoshi Ootani | 1987-02-10 |
| 4530894 | Coated magnetic toner powder | Takashi Takeuchi, Takashi Tetsutani, Shinichiro Yasuda | 1985-07-23 |
| 4501795 | Magnetic recording medium | Takashi Takeuchi, Syoji Kobayashi, Tsuyoshi Ootani | 1985-02-26 |
| 4284533 | Liquid abrasive-containing cleanser composition | Ryozi Shiozaki | 1981-08-18 |
| 4247408 | Acidic liquid detergent composition for cleaning hard surfaces containing polyoxyalkylene alkyl ether solvent | Ryoji Shiozaki | 1981-01-27 |
| 4243559 | Liquid detergent compositions containing alkanolamines and polyoxyalkylene alkyl ethers | Takashi Hiraide | 1981-01-06 |
| 4190549 | Soap for scouring pad | Takashi Hiraide | 1980-02-26 |