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Tatsuo Hatta

USPTO Granted Patents = 16 (Patent Applications = 2)

Average Co-Inventor Count = 2.4

ph-index = 3

Forward Citations = 42(Granted Patents)

Location History:

Hyogo, JP (2003 - 2006)
Tokyo, JP (2000 - 2021)

Company Filing History:

11 out of 21,351

Mitsubishi Denki Kabushiki Kaisha

5 out of 15,906

Mitsubishi Electric Corporation

Kyoto University

where one patent can have more than one assignee

Years Active: 2000-2021

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16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10958035 - Wavelength-multiplexed light transmission module and method for manufacturing same (2021-03-23),

2. 9563065 - Optical module and method of manufacturing the same (2017-02-07),

3. 9335495 - Optical module (2016-05-10),

4. 9172335 - Optical receiver module (2015-10-27),

5. 7936495 - Optical modulation device (2011-05-03),

6. 7158695 - Optical delay circuit, integrated optical device, and method of manufacturing integrated optical device (2007-01-02),

7. 7082233 - Optical switch and method of manufacturing the same (2006-07-25),

8. 7010179 - Differential drive semiconductor optical modulator (2006-03-07),

9. 6873754 - Optical switch and method of manufacturing the same (2005-03-29),

10. 6865197 - Laser diode module (2005-03-08),

11. 6819688 - Semiconductor laser device and optical fiber amplifier (2004-11-16),

12. 6563983 - Laser diode module (2003-05-13),

13. 6556597 - Laser diode module (2003-04-29),

14. 6519381 - Optical switch and method of producing the same (2003-02-11),

15. 6507683 - Free-space optical switch (2003-01-14),

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