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Hachioji, Japan

Naohiro Hanaoka

USPTO Granted Patents = 12

Average Co-Inventor Count = 1.3

ph-index = 7

Forward Citations = 125(Granted Patents)

Location History:

Hachioji, JA (1977)
Tama, JP (1980)
Tokyo, JP (1985)
Hachioji, JP (1978 - 1995)
Hachiohji, JP (1994 - 1997)

Company Filing History:

11 out of 5,729

Olympus Optical Company, Ltd.

Olympus Optical

Years Active: 1977-1997

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12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5628951 - Method of producing a coreless armature (1997-05-13),

2. 5460503 - Mold for forming a coreless armature (1995-10-24),

3. 5304884 - Molded armature (1994-04-19),

4. 4555444 - Magnetic recording medium and method for manufacturing the same (1985-11-26),

5. 4410583 - Ferromagnetic recording medium (1983-10-18),

6. 4369477 - Magnetic head and method of manufacturing the same (1983-01-18),

7. 4363058 - Magnetic recording device (1982-12-07),

8. 4340914 - Thermomagnetic recording and reproducing apparatus (1982-07-20),

9. 4186364 - Method of magnetizing erasing head (1980-01-29),

10. 4141052 - Erase head (1979-02-20),

11. 4118747 - Composite magnetic head (1978-10-03),

12. 4012783 - Magnetic head (1977-03-15),

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