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Southwestern Manufacturing Co. Patent Filings

Southwestern Manufacturing Co.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Southwestern Manufacturing Co..The latest application filed is for "actuator control system".

Company Profile
0.3.0
  • Southwestern Manufacturing Co. - TX
  • Southwestern Manufacturing Co. - Houston TX
  • Southwestern Manufacturing Company - N/A
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Actuator control system
Grant 4,036,106 - Athy, Jr. July 19, 1
1977-07-19
Rate of pressure change sensing system
Grant 3,884,077 - Athy, Jr. May 20, 1
1975-05-20
Pressure Responsive Valve System
Grant 3,788,341 - Athy, Jr. , et al. January 29, 1
1974-01-29
Company Registrations

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