VIVITAR CORP has a total of 105 patent applications. Its first patent ever was published in 1973. It filed its patents most often in United States, United Kingdom and Hong Kong. Its main competitors in its focus markets optics, electrical machinery and energy and machines are CHUNG HYUNIN, LOMOGRAPHISCHE AG and OPTIKOTECHNA SPOLECNOST S R O.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 53 | |
#2 | United Kingdom | 25 | |
#3 | Hong Kong | 10 | |
#4 | Germany | 5 | |
#5 | Malaysia | 5 | |
#6 | Singapore | 4 | |
#7 | Australia | 1 | |
#8 | Canada | 1 | |
#9 | Japan | 1 |
# | Industry | |
---|---|---|
#1 | Optics | |
#2 | Electrical machinery and energy | |
#3 | Machines | |
#4 | Environmental technology | |
#5 | Measurement | |
#6 | Machine tools | |
#7 | Weapons |
# | Technology | |
---|---|---|
#1 | Optical systems | |
#2 | Cameras | |
#3 | Special electric heating or lighting | |
#4 | Circuits for supplying electric power | |
#5 | Unspecified technologies | |
#6 | Reduction of greenhouse gas emissions | |
#7 | Batteries | |
#8 | Presses | |
#9 | Pistols and rifles | |
#10 | Measuring light |
# | Name | Total Patents |
---|---|---|
#1 | Kreitzer Melvyn H | 13 |
#2 | Moskovich Jacob | 12 |
#3 | Betensky Ellis I | 8 |
#4 | Curran Kenneth J | 5 |
#5 | Orban Jean M | 5 |
#6 | Betensky Ellis | 5 |
#7 | Betensky Ellis Israel | 4 |
#8 | Altman Richard M | 4 |
#9 | Orban John M | 4 |
#10 | Orban Jean | 3 |
Publication | Filing date | Title |
---|---|---|
US5424794A | Red-eye reduction system | |
US4749268A | Autofocusing zoom lens | |
US4659188A | Zoom lens | |
US4620774A | Internal focusing lens | |
US4704023A | Camera to flash adapter | |
US4563627A | Switching system for high voltage battery pack | |
GB8413532D0 | Electronic flash device with remote sensor | |
US4629291A | Zoom lens | |
US4758073A | Zoom lens | |
US4523816A | Catadioptric lens | |
US4513238A | Automatic battery charger with thermal control | |
US4466708A | Zoom lens | |
US4462666A | Automatic zoom flash | |
US4405223A | Pistol grip | |
US4474450A | Camera to flash adapter | |
GB2085244A | Charging apparatus and method for rechargeable cells | |
GB2103438A | Electronic slave flash delay device | |
GB2077944A | Light mixing pipe | |
US4410250A | Flash adapater and system | |
US4314750A | Tactile indication and control system |