IDiyas

For the Inventor, By the Inventor

Otsuki, Japan

Tatsuo Ohta

USPTO Granted Patents = 15

Average Co-Inventor Count = 2.2

ph-index = 5

Forward Citations = 89(Granted Patents)


Location History:

  • Hachioji, JP (1999 - 2004)
  • Ohtsuki, JP (2004)
  • Tokyo, JP (2005 - 2006)
  • Otsuki, JP (2006 - 2010)

Company Filing History:

goldMedal7 out of 3,106 
 
Konica Corporation
 patents
silverMedal7 out of 680 
 
Konica Minolta Opto, Inc.
 patents
bronzeMedal1 out of 1 
 
Konica Opto Corporation
 patent

Years Active: 1999-2010

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15 patents (USPTO):Explore Patents
1. 7803455 - Optical element and optical pickup apparatus (2010-09-28),
2. 7715302 - Optical element and optical pickup apparatus (2010-05-11),
3. 7682676 - Optical element and optical pickup device (2010-03-23),
4. 7602679 - Optical lens and information recording and reproducing device (2009-10-13),
5. 7599119 - Antireflection coating, optical element, and optical transceiver module (2009-10-06),
6. 7554736 - Objective lens and optical pickup apparatus (2009-06-30),
7. 7161744 - Objective lens and optical pickup apparatus (2007-01-09),
8. 7085219 - Optical lens and optical information recording and reproducing apparatus (2006-08-01),
9. 7079323 - Surface treatment method and optical part (2006-07-18),
10. 6903512 - Half mirror film producing method and optical element comprising a half mirror film (2005-06-07),
11. 6813096 - Optical lens and optical information recording and reproducing apparatus equipped therewith (2004-11-02),
12. 6771583 - Optical component (2004-08-03),
13. 6319598 - Electromagnetic wave attenuating transparent member (2001-11-20),
14. 6104534 - Antireflection coating with electromagnetic wave shielding effect and (2000-08-15),
15. 5920431 - Optical member having antireflection film thereon (1999-07-06),
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