Keystone Engineering Company

City:

Long Beach, California

Country:

United States

Published Applications:

Last publication date:

2018-10-04

Patent Grants:

Last grant date:

2020-04-07

Top Inventors for applications by Keystone Engineering Company

These are the the leading inventors for applications assigned to Keystone Engineering Company:

Wayne H. Tuttle 5 Torrance, CA United States
Ian Ballinger 4 Anaheim Hills, CA United States
Robert Manning 1 Lebanon, IN United States

Recent patent applications by Keystone Engineering Company

Keystone Engineering Company based in Long Beach, US has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2018-10-04 ✅ Patent 10,611,503 granted on 2020-04-07

US20180281992A1

Performing operations; transporting

Center of mass control of liquid tanks for spacecraft use

#2 | 2017-01-19 ✅ Patent 10,139,047 granted on 2018-11-27

US20170016574A1

Mechanical engineering

Stress relieved welds in positive expulsion fuel tanks with elastomeric diaphragm

#3 | 2017-01-05 ✅ Patent 10,088,103 granted on 2018-10-02

US20170002978A1

Mechanical engineering

Method of fabricating space satellite tank components utilizing additive manufacturing and spin forming

#4 | 2016-11-10 ✅ Patent 10,479,532 granted on 2019-11-19

US20160325620A1

Performing operations; transporting

Stress relieved welds in positive expulsion fuel tanks with rolling metal diaphragms

#5 | 2015-12-03 ✅ Patent 9,840,752 granted on 2017-12-12

US20150344987A1

Chemistry; metallurgy

Method and apparatus for performing a localized post-weld heat treatment on a thin wall metallic cylinder

Also check out Keystone Engineering Company's (Long Beach, United States) applicant profile with 5 patent applications submitted.

AssigneeID:

532487 ⎘