POPENOE CHARLES H has a total of 21 patent applications. Its first patent ever was published in 1930. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets measurement, machines and mechanical elements are SANNOHASHI CORP, WALTER ZIEHR and US GAUGE CO.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 9 | |
#2 | Canada | 3 | |
#3 | EPO (European Patent Office) | 2 | |
#4 | WIPO (World Intellectual Property Organization) | 2 | |
#5 | Australia | 1 | |
#6 | China | 1 | |
#7 | Germany | 1 | |
#8 | Japan | 1 | |
#9 | Republic of Korea | 1 |
# | Industry | |
---|---|---|
#1 | Measurement | |
#2 | Machines | |
#3 | Mechanical elements | |
#4 | Foods and drinks |
# | Name | Total Patents |
---|---|---|
#1 | Popenoe Charles H | 19 |
#2 | Wysong Ansel S | 1 |
#3 | Chiyaaruzu Eichi Popenoe | 1 |
Publication | Filing date | Title |
---|---|---|
US2009092457A1 | Method of making a fastening device for visually indicating tension | |
US5189979A | Fluid pressure indicator | |
US4904132A | Opti-mechanical displacement indicator with high sensitivity | |
US4114428A | Radio-frequency tuned-circuit microdisplacement transducer | |
US3987668A | Light reflective opti-mechanical displacement microindicator | |
US3987699A | Opti-mechanical displacement microindicator | |
US3602186A | Opti-mechanical stress-strain indicator | |
US3103886A | Coiling fin for tube launched missiles | |
US1828518A | Process for the preservation of fresh fruits and vegetables from mold and decay |