Inventor · disambiguated record
Dong Hwan Kang
Also filed as: KANG DONG H · KANG DONG HWAN · KANG DONG-JAE
24 granted patents·28 pending applications·68 citations·filing 1992–2025
93Inventor score
Files withJEISYS MEDICAL INC39SAMSUNG ELECTRONICS CO LTD6GODIUS CO LTD3KANG DONG HWAN1UNIV DONG A RES FOUND FOR IND ACAD COOP1
Top patents by PatentIndex Score
52 records- 0191US11633592B2Needle tip for application of current, hand piece, and skin treatment apparatusJEISYS MEDICAL INC·Filed 2020·Granted Apr 25, 2023·3 cites·9 claims
- 0277US2024408414A1Ultrasonic generator with adjustable ultrasonic focusing depthJEISYS MEDICAL INC·Filed 2024·Application pending·0 cites
- 0376US12508424B2Needle tip for application of current, hand piece, and skin treatment apparatusJEISYS MEDICAL INC·Filed 2023·Granted Dec 30, 2025·0 cites·20 claims
- 0475US11857781B2Needle tip for application of current, hand piece, and skin treatment apparatusJEISYS MEDICAL INC·Filed 2023·Granted Jan 2, 2024·0 cites·12 claims
- 0572US12357847B2Ultrasonic wave generating cartridge, ultrasonic wave generating device, ultrasonic wave generating handpiece, and method for sensing position of ultrasonic wave generating unit using sameJEISYS MEDICAL INC·Filed 2023·Granted Jul 15, 2025·0 cites·19 claims
- 0672USD941467SMicroneedle pen tipJEISYS MEDICAL INC·Filed 2020·Granted Jan 18, 2022·6 cites·1 claims
- 0772US8666487B2Device for skin treatmentKANG DONG HWAN·Filed 2010·Granted Mar 4, 2014·11 cites·32 claims
- 0871US2025312622A1Ultrasonic wave generating cartridge, ultrasonic wave generating device, ultrasonic wave generating handpiece, and method for sensing position of ultrasonic wave generating unit using sameJEISYS MEDICAL INC·Filed 2025·Application pending·0 cites
- 0969US2025009408A1Ultrasonic medical instrument having variable focusing depth of ultrasonic wave generating unitJEISYS MEDICAL INC·Filed 2024·Application pending·0 cites
- 1066US12472388B2Apparatus and method for controlling movement of ultrasonic wave generating unitJEISYS MEDICAL INC·Filed 2023·Granted Nov 18, 2025·0 cites·19 claims
- 1165US12097391B2Ultrasonic generator with adjustable ultrasonic focusing depth and method for treating obesity using focal distance control according to horizontal and vertical directions by using the sameJEISYS MEDICAL INC·Filed 2021·Granted Sep 24, 2024·0 cites·12 claims
- 1265US11338134B2Skin treatment device using RFJEISYS MEDICAL INC·Filed 2019·Granted May 24, 2022·1 cites·6 claims
- 1362US2025304472A1Water supply system for ultrasonic generatorGODIUS CO LTD·Filed 2025·Application pending·0 cites
- 1461US2025108238A1Ultrasound generation deviceJEISYS MEDICAL INC·Filed 2024·Application pending·0 cites
- 1560USD933205SNeedle arrayJEISYS MEDICAL INC·Filed 2020·Granted Oct 12, 2021·3 cites·1 claims
- 1660US2023347060A1Needle-free injector based on underwater discharge using shock waveJEISYS MEDICAL INC·Filed 2023·Application pending·0 cites
- 1760US2024066555A1Ultrasonic wave generating apparatus capable of adjusting focusing depth of ultrasonic wavesJEISYS MEDICAL INC·Filed 2023·Application pending·0 cites
- 1859US12472386B2Ultrasound image processing apparatus, method, program and systemGODIUS CO LTD·Filed 2024·Granted Nov 18, 2025·0 cites·12 claims
- 1959US12121283B2Ultrasonic medical instrument having variable focusing depth of ultrasonic wave generating unitJEISYS MEDICAL INC·Filed 2021·Granted Oct 22, 2024·0 cites·20 claims
- 2059US5550572AColor video printer for double side printingSAMSUNG ELECTRONICS CO LTD·Filed 1993·Granted Aug 27, 1996·19 cites·5 claims
- 2159US2024042243A1Ultrasonic wave generating apparatus capable of adjusting focusing depth of ultrasonic wavesJEISYS MEDICAL INC·Filed 2023·Application pending·0 cites
- 2259US2024181273A1Skin care device using multiple composite laser pulses and method thereofJEISYS MEDICAL INC·Filed 2024·Application pending·0 cites
- 2358US2025135240A1High-intensity focused ultrasound generator using insulating materialJEISYS MEDICAL INC·Filed 2024·Application pending·0 cites
- 2458US2024075279A1High frequency current output device enabling sequential output and continuous output of monopolar type current and bipolar type currentJEISYS MEDICAL INC·Filed 2023·Application pending·0 cites
- 2558US2025099079A1Ultrasonic image processing device, image processing method thereof, system and programJEISYS MEDICAL INC·Filed 2023·Application pending·0 cites
- 2658US2025082526A1Pressure measuring device, control device of irradiation device and control system of pressure measurement based irradiation deviceJEISYS MEDICAL INC·Filed 2024·Application pending·0 cites
- 2757US2025102668A1Apparatus for controlling ultrasonic irradiation, method for controlling thereofJEISYS MEDICAL INC·Filed 2023·Application pending·0 cites
- 2856US2025100013A1Ultrasonic generation device, method for determining state thereof and controlling sameJEISYS MEDICAL INC·Filed 2024·Application pending·0 cites
- 2956US2023277772A1Needle-free injectorJEISYS MEDICAL INC·Filed 2023·Application pending·0 cites
- 3055US12337198B2Ultrasound generation device capable of adjusting ultrasound focus depthJEISYS MEDICAL INC·Filed 2023·Granted Jun 24, 2025·0 cites·13 claims
- 3155US2024097466A1High voltage output device having serial-parallel stacked structure of capacitorsJEISYS MEDICAL INC·Filed 2023·Application pending·0 cites
- 3255US2023256171A1Needle-free injectorJEISYS MEDICAL INC·Filed 2023·Application pending·0 cites
- 3354US12453871B2Apparatus for controlling ultrasound generation device and method thereofGODIUS CO LTD·Filed 2024·Granted Oct 28, 2025·0 cites·20 claims
- 3454US5253029AVideo color printer with paper tray ejection device and method thereforeSAMSUNG ELECTRONICS CO LTD·Filed 1992·Granted Oct 12, 1993·10 cites·10 claims
- 3554US2023020863A1Needle-free injector using pulsed shock wavesJEISYS MEDICAL INC·Filed 2022·Application pending·0 cites
- 3654US2023008067A1Drug injection device using pulsed shock waveJEISYS MEDICAL INC·Filed 2022·Application pending·0 cites
- 3753US2022370731A1Medicine injection tip, hand piece, and skin treatment deviceJEISYS MEDICAL INC·Filed 2022·Application pending·0 cites
- 3852US12128255B2Ultrasonic medical cartridge and ultrasonic medical device including the sameJEISYS MEDICAL INC·Filed 2021·Granted Oct 29, 2024·0 cites·12 claims
- 3952US2022133399A1Needle tip to apply current, handpiece, and apparatus for treating skinJEISYS MEDICAL INC·Filed 2022·Application pending·0 cites
- 4052US2025170428A1Ultrasound generating device provided with automatic control function for ultrasound, system, and skin measuring deviceJEISYS MEDICAL INC·Filed 2025·Application pending·0 cites
- 4150US2025090869A1Structure for maximizing output of vibration wave of transducer holder of high-intensity focused ultrasound generation deviceJEISYS MEDICAL INC·Filed 2022·Application pending·0 cites
- 4249US2023142512A1Method for manufacturing porous silicon and secondary battery anode active material containing sameUNIV DONG A RES FOUND FOR IND ACAD COOP·Filed 2021·Application pending·0 cites
- 4348US6442363B2Liquid electrophotographic printing apparatus and method wherein liquid carrier absorption and discharge between rollers and photosensitive medium can reach equilibruimSAMSUNG ELECTRONICS CO LTD·Filed 2001·Granted Aug 27, 2002·5 cites·20 claims
- 4447US2022296911A1Skin treatment device using radio frequencyJEISYS MEDICAL INC·Filed 2020·Application pending·0 cites
- 4544US12208280B2Laser device for skin treatment capable of adjusting wavelength of diode laser and/or duration of pulseJEISYS MEDICAL INC·Filed 2020·Granted Jan 28, 2025·0 cites·9 claims
- 4644US11888283B2Laser device for skin treatmentJEISYS MEDICAL INC·Filed 2020·Granted Jan 30, 2024·0 cites·11 claims
- 4744USD995766SNeedle tipJEISYS MEDICAL INC·Filed 2020·Granted Aug 15, 2023·1 cites·1 claims
- 4843US6618568B2Image fusing unit of liquid electrophotographic printerSAMSUNG ELECTRONICS CO LTD·Filed 2002·Granted Sep 9, 2003·2 cites·7 claims
- 4941US6295430B1Drying unit coupling apparatus of liquid electrophotographic printerSAMSUNG ELECTRONICS CO LTD·Filed 2000·Granted Sep 25, 2001·2 cites·18 claims
- 5041US2004078519A1Data reorganization method in a RAID striping systemFiled 2003·Application pending·0 cites
Showing the top 50 of 52 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →