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ALVAREZ CALDERON ALBERTO

Overview
  • Total Patents
    22
About

ALVAREZ CALDERON ALBERTO has a total of 22 patent applications. Its first patent ever was published in 1961. It filed its patents most often in United States, France and Australia. Its main competitors in its focus markets transport, civil engineering and environmental technology are KRISTIANSEN ARNE, CONSTANTIN LOUIS and VEHICLE RESEARCH CORP.

Patent filings per year

Chart showing ALVAREZ CALDERON ALBERTOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Alvarez-Calderon Alberto 8
#2 Calderon Alberto Alvarez 4
#3 Alvarez Calderon Alberto 3
#4 Alvarez-Calderon F Alberto M 2

Latest patents

Publication Filing date Title
WO2005077745A1 Transonic hull and hydrofield (part iii-a)
EP1718520A1 Transonic hull and hydrofield iii
US4072018A Tunnel support structure and method
AU8071075A Tunnel support structure and method
FR2309704A1 Mining and filling system using inflatable tubing - includes applying packing, mineral extraction, and refilling space with rubbish
US3949956A Parametrically shaped leading edge flaps
US3917192A Flap mechanisms and apparatus
US3897029A Variable camber multi-slotted flaps
US3937025A Inflatable envelope systems for use in excavations
US3524610A Leading edge flap of variable camber and thickness
US3481561A Inverting flap shapes and mechanisms
US3167274A Aerodynamic system and apparatus
US3167273A Stability and control system and apparatus for ducted fan aircraft
US3218005A High lift system for high speed aircraft