Naruo; Kyoichi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Naruo; Kyoichi.The latest application filed is for "asymmetric micro-porous membrane containing a layer of minimum size pores below the surface thereof".
- Naruo; Kyoichi - Kanagawa JP
- Naruo; Kyoichi - Shizuoka JP
- Naruo; Kyoichi - Fujinomiya JP
| Patent | Date |
|---|---|
| Asymmetric micro-porous membrane containing a layer of minimum size pores below the surface thereof Grant 4,933,081 - Sasaki , et al. June 12, 1 | 1990-06-12 |
| Plate-type filter cartridge with internal support Grant 4,876,007 - Naruo , et al. October 24, 1 | 1989-10-24 |
| Stacked filter cartridge with porous filter support Grant 4,871,456 - Naruo , et al. October 3, 1 | 1989-10-03 |
| Fine porous membrane and process for producing the same Grant 4,840,733 - Sasaki , et al. June 20, 1 | 1989-06-20 |
| Information recording medium Grant 4,686,543 - Tani , et al. August 11, 1 | 1987-08-11 |
| Magnetic recording material Grant 4,657,817 - Okita , et al. April 14, 1 | 1987-04-14 |
| Information recording medium using laser beam Grant 4,656,118 - Ohara , et al. April 7, 1 | 1987-04-07 |
| Information recording medium of air-sandwich structure Grant 4,616,238 - Tani , et al. October 7, 1 | 1986-10-07 |
| Magnetic recording medium having binder cured by electron beam radiation Grant 4,560,616 - Okita , et al. December 24, 1 | 1985-12-24 |
| Process for producing magnetic recording materials Grant 4,557,948 - Yamamoto , et al. December 10, 1 | 1985-12-10 |
| Process for producing a cellulose ester support Grant 4,499,043 - Yabe , et al. February 12, 1 | 1985-02-12 |
| Magnetic recording medium Grant 4,486,500 - Naruo , et al. December 4, 1 | 1984-12-04 |
| Magnetic recording medium and process for producing the same Grant 4,448,848 - Okita , et al. May 15, 1 | 1984-05-15 |
| Magnetic recording medium Grant 4,443,514 - Yamamoto , et al. April 17, 1 | 1984-04-17 |
| Process for producing magnetic recording material Grant 4,428,974 - Okita , et al. January 31, 1 | 1984-01-31 |
| Process for producing a magnetic recording medium Grant 4,407,853 - Okita , et al. October 4, 1 | 1983-10-04 |
| Magnetic recording medium Grant 4,391,874 - Yamamoto , et al. July 5, 1 | 1983-07-05 |
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