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Toshio Yamagishi

USPTO Granted Patents = 13

Average Co-Inventor Count = 1.9

ph-index = 8

Forward Citations = 125(Granted Patents)

Company Filing History:

13 out of 25,530

Sharp Kabushiki Kaisha Corporation

Years Active: 1983-1998

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5717501 - Digital image forming apparatus (1998-02-10),

2. 5515180 - Image processing device (1996-05-07),

3. 5181714 - Document feeder with adjustable length document reversing transport path (1993-01-26),

4. 4954846 - Detecting device for detecting the size and/or presence of an original (1990-09-04),

5. 4831603 - Timing control device for driving mechanism (1989-05-16),

6. 4814817 - Image forming device with separable units (1989-03-21),

7. 4796063 - Multiple-unit type copying apparatus (1989-01-03),

8. 4714941 - Copying apparatus having a controlled scanning speed according to a (1987-12-22),

9. 4654645 - Electric element breakdown detector (1987-03-31),

10. 4618242 - Heat fixing device for a copying machine (1986-10-21),

11. 4585333 - Separated communication between electrophotographic copying machine and (1986-04-29),

12. 4465360 - Electrophotographic copying machine (1984-08-14),

13. 4375917 - Single-chip, MOS-LSI microprocessor controlled electrophotographic (1983-03-08),

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