HDK

Owners

Goods & Services

Variable electric resistors; Fixed electric resistors; Chips electric resistors; High voltage electric resistors; High frequency electric resistors; Terminations, namely, electric resistors installed at wiring terminals; Attenuator; Printed hybrid integrated circuits; Circuit boards; Electric switches; Electric sensor device for detecting humidity; Electric sensor device for detecting temperature; Electric sensor device for detecting pressure; Electric sensor device for detecting force; Electric sensor device for detecting acceleration; Electric sensor device for detecting gas; [ Pyroelectric infrared motion sensors; Voltage controlled oscillators; Crystal oscillators; Crystal units, namely, crystal oscillators used to generate a reference signal, typically used in a CPU; ] [ Monolithic crystal filters, namely, filters using a crystal unit to remove a signal having a particular frequency; Saw filters, namely, electronic components used to filter a signal, using surface acoustic waves; ] [ Piezoelectric ceramic transformers; ] Piezoelectric receivers for use in cordless and cellular phones; Piezoelectric loudspeaker; Buzzers; Piezoelectric diaphragms used in electronic machines and apparatus; [ Varistors; ] Electric fuses; [ Electrical connectors; Potentiometer; ] Conductors; [ Electron beam tubes; ] Semiconductor devices; Thermistor; [ Cinematographic machines and apparatus; ] [ Rotary converters; Batteries and cells; Electric wires and cables; Electric flat irons; Electric hair-curlers; Electric buzzers; Magnetic cores; Resistance wires; Electrodes; Fire engines; ] [ Cigar lighters for automobiles; Gloves for protection against accidents; Dust masks; Gas masks; Welding masks; Fireproof garments; ] [ Consumer video games; Electronic circuits and CD-ROMs recorded programs for hand-held games with liquid crystal displays; Slot machines; ] [ Protective helmets for sports; Metronomes; Slide-rules; Exposed cinematographic films; ] [ Exposed slide films ] [ ; Slide film mounts ]