STRATFORD RETREAT HOUSE has a total of 13 patent applications. Its first patent ever was published in 1963. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets electrical machinery and energy, machines and telecommunications are HAMMARLUND MFG COMPANY INC, AMERICAN TECH CERAMICS and MANSBRIDGE GEORGE FREDERICK.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 5 | |
#2 | Canada | 3 | |
#3 | United Kingdom | 3 | |
#4 | Germany | 2 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Machines | |
#3 | Telecommunications | |
#4 | Basic communication technologies | |
#5 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Capacitors and switching devices | |
#2 | Unspecified technologies | |
#3 | Magnets and transformers | |
#4 | Springs | |
#5 | Antennas | |
#6 | Tuning resonant circuits |
# | Name | Total Patents |
---|---|---|
#1 | Wallace Arthur B | 3 |
#2 | Berman David | 3 |
#3 | David Goldryn | 2 |
#4 | Hugo Seiden | 2 |
#5 | Morris Stephen M | 2 |
#6 | Frank Guido | 1 |
#7 | Morris Stephen Michael | 1 |
#8 | Gershkowitz Gerald | 1 |
#9 | Herz Hirschberg | 1 |
#10 | Nelson Berman | 1 |
Publication | Filing date | Title |
---|---|---|
GB1135135A | Direct travel mechanism for trimmer capacitor wherein both ends of the adjustment screw are supported | |
US3336515A | Variable capacitor with a torque mechanism | |
US3403404A | Portable antenna assembly | |
US3313990A | Adjustable reactance components | |
US3421058A | Trimmer capacitor | |
US3332139A | Method of assembling an adjustment device for a trimmer capacitor | |
GB1068320A | Ceramic capacitor | |
GB1068319A | Ceramic capacitor | |
CA797993A | Ceramic capacitor | |
CA795890A | Miniature reactor | |
CA795889A | Electrical reactor |