Joetsu
Japan
6
2019-07-25
The entities that hold a legal rights for patent applications filed by inventor Shirota Kazuo:
Kazuo Shirota from Joetsu, JP has applied for patents for these inventions. The list has both pending applications and granted patents:
Synthetic quartz glass substrate and making method
#2 | 2016-12-15Method for preparing synthetic quartz glass substrate
#3 | 2015-12-17Method for preparing synthetic quartz glass substrate
#4 | 2009-07-30Synthetic quartz glass substrate for excimer lasers and making method
#5 | 2008-05-22Synthetic quartz glass substrate for excimer lasers and making method
#6 | 2008-05-22Manufacture of synthetic quartz glass ingot and synthetic quartz glass member
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