Machida; Hazime

Patent Applications and Registrations

Patent applications and USPTO patent grants for Machida; Hazime.The latest application filed is for "magneto-optic recording medium having a metal oxide recording layer".

Company Profile

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Machida; Hazime - Tokyo JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Metal oxide magnetic substance and a magnetic film consisting thereof and their uses Grant 4,670,322 - Nakamura , et al. * June 2, 1	1987-06-02
Magneto-optic recording medium having a metal oxide recording layer Grant 4,670,323 - Nakamura , et al. * June 2, 1	1987-06-02
Ferrimagnetic oxides and magneto-optical recording medium employing the same Grant 4,562,105 - Machida , et al. December 31, 1	1985-12-31
Magneto-optical recording medium having a ferrimagnetic recording layer Grant 4,544,602 - Kobayashi , et al. October 1, 1	1985-10-01
Magnetic recording and playback apparatus of perpendicular recording type Grant 4,413,297 - Tanaka , et al. November 1, 1	1983-11-01
Method for desensitizing offset printing plates Grant 4,282,811 - Kuzuwata , et al. August 11, 1	1981-08-11
Liquid developer for use in electrophotographic transfer process Grant 3,915,874 - Machida October 28, 1	1975-10-28
Reversible Developer For Electrostatic Latent Imaging Method Grant 3,874,896 - Machida , et al. * April 1, 1	1975-04-01
Liquid developer for plural-color electrophotography Grant 3,870,644 - Machida , et al. March 11, 1	1975-03-11
Liquid Developer For Electrophotography Grant 3,668,127 - Machida , et al. June 6, 1	1972-06-06
Liquid Developer Electrophotography Grant 3,639,243 - Okuno , et al. February 1, 1	1972-02-01
Liquid Developer For Use In Electrophotography Grant 3,623,986 - Machida , et al. November 30, 1	1971-11-30

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