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For the Inventor, By the Inventor

Niihama, Japan

Hajime Maki

USPTO Granted Patents = 7 

Average Co-Inventor Count = 2.3

ph-index = 3

Forward Citations = 10(Granted Patents)


Company Filing History:

goldMedal6 out of 6,896 
 
Sumitomo Chemical Company, Limited
 patents
silverMedal1 out of 17 
 
Sumitomo Chemical Companylimited
 patents

Years Active: 2006-2011

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7 patents (USPTO):Explore Patents
1. 8021451 - Fine α-alumina particle (2011-09-20),
2. 7858067 - Method for producing alpha-alumina particle (2010-12-28),
3. 7691362 - Method for producing an α-alumina power (2010-04-06),
4. 7674525 - Process for producing fine α-alumina particles (2010-03-09),
5. 7351394 - Method for producing α-alumina powder (2008-04-01),
6. 7307033 - Method for producing α-alumina particulate (2007-12-11),
7. 7078010 - Method for producing α-alumina powder (2006-07-18),
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