Ryousuke Sakai

City:

Kanagawa

Country:

Japan

Published Applications:

Last publication date:

2012-01-19

Top Assignees for applications by Ryousuke Sakai

The entities that hold a legal rights for patent applications filed by inventor Sakai Ryousuke:

OHARA INC. 2 Kanagawa, Japan

Recent patent applications by Sakai Ryousuke

Ryousuke Sakai from Kanagawa, JP has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2012-01-19

US20120011890A1

Chemistry; metallurgy

PREFORM PRODUCTION APPARATUS FOR PRECISION PRESS MOLDING, PRODUCTON METHOD OF A PREFORM FOR PRECISION PRESS MOLDING AND PRODUCTION METHOD OF AN OPTICAL ELEMENT

#2 | 2009-04-30

US20090107181A1

Chemistry; metallurgy

Preform producing apparatus and molten glass-supporting member

#3 | 2009-04-30

US20090107180A1

Chemistry; metallurgy

Preform production apparatus for precision press molding, production method of a preform for precision press molding and production method of an optical element

#4 | 2008-04-24

US20080092595A1

Chemistry; metallurgy

Nozzle and method for producing optical glass gob using the nozzle

InventorID:

3073675 ⎘