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Takafumi Sakuramoto

USPTO Granted Patents = 17

Average Co-Inventor Count = 2.4

ph-index = 8

Forward Citations = 203(Granted Patents)

Location History:

Ibaraki, JP (2005)
Osaka, JP (1992 - 2009)

Company Filing History:

17 out of 3,868

Nitto-denko Corporation

Years Active: 1992-2009

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17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7532398 - Light pipe and polarized-light source (2009-05-12),

2. 7515339 - Light pipe and polarized-light source (2009-04-07),

3. 7446938 - Light pipe and polarized-light source (2008-11-04),

4. 6970216 - Optical element and liquid-crystal display (2005-11-29),

5. 6952310 - Light pipe and polarized-light source (2005-10-04),

6. 6876414 - Semi-transmissible reflector, semi-transmission type polarizer and liquid-crystal display device using the sames (2005-04-05),

7. 6850295 - Light diffusing plate, optical element, and liquid-crystal display (2005-02-01),

8. 6706339 - Laminate polarizer and liquid crystal display (2004-03-16),

9. 6683717 - Neutral polarizer and liquid crystal display (2004-01-27),

10. 6392802 - Optical film and optical elements (2002-05-21),

11. 6369945 - Optical film, optical member and optical element (2002-04-09),

12. 6361838 - Optical film, optical member and optical element (2002-03-26),

13. 6236439 - Wide viewing angle polarizing plate and liquid crystal display (2001-05-22),

14. 5308684 - Burning pattern sheet (1994-05-03),

15. 5209796 - Method of making a burned pattern (1993-05-11),

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