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Nobuhiro Nakayama

USPTO Granted Patents = 12

Average Co-Inventor Count = 5.1

ph-index = 10

Forward Citations = 242(Granted Patents)

Location History:

Numazu, JP (1986 - 1987)
Shizuoka, JP (1990)
Susono, JP (1989 - 1994)

Company Filing History:

12 out of 28,544

Ricoh Company, Ltd.

1 out of 832,680

Other

patents

where one patent can have more than one assignee

Years Active: 1986-1994

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12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5344732 - Multi-color electrophotographic image formation method (1994-09-06),

2. 5270783 - Image forming equipment having improved toner sensing (1993-12-14),

3. 5227842 - Electrophotographic image forming apparatus which controls developer (1993-07-13),

4. 5061588 - Dry type toner for electrophotography (1991-10-29),

5. 4980258 - Dry type developer for electrophotography (1990-12-25),

6. 4945022 - Triboelectric charge application member for toner comprising copolymer (1990-07-31),

7. 4933250 - Magenta color toner for developing latent electrostatic images in color (1990-06-12),

8. 4927728 - Carrier particles for use in a two-component dry-type developer (1990-05-22),

9. 4908290 - Toner for developing latent electrostatic images (1990-03-13),

10. 4841331 - Triboelectric charge application member for toner (1989-06-20),

11. 4672016 - Carrier particles for use in a developer for developing latent (1987-06-09),

12. 4584254 - Silicone resin coated carrier particles for use in a two-component (1986-04-22),

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