Inventor
TAKATA ROSALIND K
US19 patents
Patents
19 patentsUS10486212B2Nov 26, 2019
Sheet transitioning in spiral formed structures
KEYSTONE TOWER SYSTEMS INC5 citations83
US10201841B2Feb 12, 2019
Sheet transitioning in spiral formed structures
KEYSTONE TOWER SYSTEMS INC5 citations83
US10189064B2Jan 29, 2019
Control system and method for tapered structure construction
KEYSTONE TOWER SYSTEMS INC6 citations83
US9302303B2Apr 5, 2016
Tapered structure construction
KEYSTONE TOWER SYSTEMS INC6 citations83
US11571727B2Feb 7, 2023
Tapered structure construction
KEYSTONE TOWER SYSTEMS INC1 citations72
US11364527B2Jun 21, 2022
Control system and method for tapered structure construction
KEYSTONE TOWER SYSTEMS INC1 citations72
US10974298B2Apr 13, 2021
Tapered structure construction
KEYSTONE TOWER SYSTEMS INC1 citations72
US10807136B2Oct 20, 2020
Sheet transitioning in spiral formed structures
KEYSTONE TOWER SYSTEMS INC3 citations72
US10195653B2Feb 5, 2019
Tapered structure construction
KEYSTONE TOWER SYSTEMS INC1 citations72
US11731181B2Aug 22, 2023
Spiral forming
KEYSTONE TOWER SYSTEMS INC1 citations71
US11213872B2Jan 4, 2022
Spiral forming
KEYSTONE TOWER SYSTEMS INC3 citations71
US10493509B2Dec 3, 2019
Spiral forming
KEYSTONE TOWER SYSTEMS INC2 citations71
US11185952B2Nov 30, 2021
Flange fitting for tubular structures
KEYSTONE TOWER SYSTEMS INC5 citations69
US12297951B2May 13, 2025
Tubular structure reinforcing
KEYSTONE TOWER SYSTEMS INC0 citations62
US12240025B2Mar 4, 2025
Sheet transitioning in spiral formed structures
KEYSTONE TOWER SYSTEMS INC0 citations62
US12226813B2Feb 18, 2025
Tapered structure construction
KEYSTONE TOWER SYSTEMS INC0 citations62
US11529661B2Dec 20, 2022
Sheet transitioning in spiral formed structures
KEYSTONE TOWER SYSTEMS INC0 citations62
US12257616B2Mar 25, 2025
Control system and method for tapered structure construction
KEYSTONE TOWER SYSTEMS INC0 citations61
US11883907B2Jan 30, 2024
Flange fitting for tubular structures
KEYSTONE TOWER SYSTEMS INC0 citations59