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Yasuyuki Hanatani

USPTO Granted Patents = 18

Average Co-Inventor Count = 3.3

ph-index = 6

Forward Citations = 76(Granted Patents)

Location History:

Sakai, JP (1991 - 1994)
Osaka, JP (1990 - 1998)

Company Filing History:

18 out of 1,344

Mita Industrial Co., Ltd.

Years Active: 1990-1998

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18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5851712 - Electrophotosensitive material (1998-12-22),

2. 5843606 - Phenanthrylenediamine derivative (1998-12-01),

3. 5830615 - Naphthylenediamine derivative and electrophotosensitive material using (1998-11-03),

4. 5773613 - Tryptoanthrinimine derivative and electrophotosensitive material using (1998-06-30),

5. 5521044 - Electrophotosensitive material (1996-05-28),

6. 5499486 - Process for packing electrophotographic photoreceptor (1996-03-19),

7. 5336576 - Electrophotographic photosensitive member having a photosensitive layer (1994-08-09),

8. 5288576 - Electrophotographic member having an azo compound with diphenoquinone (1994-02-22),

9. 5274084 - Bisazo compounds which contain a diphenoquinone tetraazo component and (1993-12-28),

10. 5272031 - Benzidine derivative and photosensitive material using said derivative (1993-12-21),

11. 5258251 - Hydrazone compound and photosensitive material using said compound (1993-11-02),

12. 5256508 - Hydrazone compound and photosensitive material using said compound (1993-10-26),

13. 5246808 - Hydrazone compound and photosensitive material using said compound (1993-09-21),

14. 5213926 - Phenylenediamine derivative and photosensitive material using said (1993-05-25),

15. 5135834 - Electrophotographic polyvinyl acetal layer containing element and (1992-08-04),

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