Miyatuka; Hajime
Patent Applications and Registrations
Patent applications and USPTO patent grants for Miyatuka; Hajime.The latest application filed is for "process for preparing ferromagnetic metal powder and a magnetic recording medium including the powder".
- Miyatuka; Hajime - Kanagawa JP
- Miyatuka; Hajime - Minami-ashigara JA
- Miyatuka; Hajime - Asaka JA
- Miyatuka; Hajime - Tokyo JA
- Miyatuka; Hajime - Saitama JA
| Patent | Date |
|---|---|
| Process for preparing ferromagnetic metal powder and a magnetic recording medium including the powder Grant 4,481,253 - Matsufuji , et al. November 6, 1 | 1984-11-06 |
| Magnetic recording medium Grant 4,465,737 - Miyatuka , et al. August 14, 1 | 1984-08-14 |
| Magnetic recording medium Grant 4,455,345 - Miyatuka , et al. June 19, 1 | 1984-06-19 |
| Liquid developer for electrophotography Grant 4,062,789 - Tamai , et al. December 13, 1 | 1977-12-13 |
| Photoconductive toners which include photoconductive pigment particles in a charge-transporting insulating binder Grant 3,982,938 - Honjo , et al. September 28, 1 | 1976-09-28 |
| Milled liquid developer Grant 3,968,044 - Tamai , et al. July 6, 1 | 1976-07-06 |
| Electrophotographic element with ZnO and TiO.sub.2 Grant 3,941,594 - Honjo , et al. March 2, 1 | 1976-03-02 |
| Charge Control Agents For Liquid Developers Grant 3,841,893 - Honjo , et al. October 15, 1 | 1974-10-15 |
| Method Of Preparing Compound Oxides Of Titanium And Zinc Grant 3,794,717 - Miyatuka February 26, 1 | 1974-02-26 |
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