Aichi
Japan
6
2014-02-06
6
2016-04-05
These are the the leading inventors for applications assigned to Yoshimura Company:
Yoshimura Company based in Aichi, JP has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
Method for manufacturing hollow engine valve
#2 | 2014-02-06 ✅ Patent 9,194,263 granted on 2015-11-24Method for production of valve head portion of hollow engine valve and hollow engine valve
#3 | 2013-11-28 ✅ Patent 9,447,711 granted on 2016-09-20Method for production of valve head portion of hollow engine valve and hollow engine valve
#4 | 2013-01-24 ✅ Patent 8,561,297 granted on 2013-10-22Method for producing engine valve in which sodium metal is sealed
#5 | 2012-09-13 ✅ Patent 8,650,752 granted on 2014-02-18Method for manufacturing valve umbrella portion of hollow engine valve, press device of valve umbrella portion of hollow engine valve, and hollow engine valve
#6 | 2011-07-21 ✅ Patent 8,522,434 granted on 2013-09-03Method for production of valve head portion of hollow engine valve and hollow engine valve
Also check out YOSHIMURA COMPANY's (Aichi, Japan) applicant profile with 1 patent applications submitted.
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