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Yoichiro Watanabe

USPTO Granted Patents = 8

Average Co-Inventor Count = 4.0

ph-index = 8

Forward Citations = 196(Granted Patents)

Location History:

Shizuoka, JP (1990)
Fuji, JP (1986 - 1998)

Company Filing History:

8 out of 28,566

Ricoh Company, Ltd.

Years Active: 1986-1998

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5750299 - Method of forming colored image by use of inorganic toner, inorganic (1998-05-12),

2. 5418103 - Toner for developing latent electrostatic images (1995-05-23),

3. 5368972 - Method of preparing composite particles comprising adhering wax (1994-11-29),

4. 5288577 - Dry-type developer (1994-02-22),

5. 4956258 - Dry toner for developing latent electrostatic images with improved (1990-09-11),

6. 4927728 - Carrier particles for use in a two-component dry-type developer (1990-05-22),

7. 4908290 - Toner for developing latent electrostatic images (1990-03-13),

8. 4584254 - Silicone resin coated carrier particles for use in a two-component (1986-04-22),

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