Inventor · disambiguated record
Chang-Soo Yu
Also filed as: YU CHANG SOO
7 granted patents·2 pending applications·33 citations·filing 1998–2023
80Inventor score
Top patents by PatentIndex Score
9 records- 0181US8128211B2Ink-cartridge for printersCHUNG KWANG-CHOON·Filed 2006·Granted Mar 6, 2012·8 cites·13 claims
- 0275US7997708B2Ink-cartridge for printers and ink refilling methodINKTEC CO LTD·Filed 2007·Granted Aug 16, 2011·5 cites·8 claims
- 0365US2024376341A1Epoxy coating composition for protection of electronic circuit boards and preparation method thereofHYUNDAI MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 0464US7686436B2Ink recharging system for ink cartridge, bulk ink cartridge used in said system, and ink recharging method using themINKTEC CO LTD·Filed 2006·Granted Mar 30, 2010·3 cites·21 claims
- 0563USD422632SInk cartridge refill caseINKTEC CO INC·Filed 1998·Granted Apr 11, 2000·16 cites·1 claims
- 0652US2014125742A1Ink Cartridge for PrinterINKTEC CO LTD·Filed 2013·Application pending·0 cites
- 0748US8162441B2Ink-cartridge loading/unloading apparatusLEE JEONG-GUCK·Filed 2006·Granted Apr 24, 2012·1 cites·12 claims
- 0846US8425021B2Ink cartridge for printerCHUNG KWANG-CHOON·Filed 2007·Granted Apr 23, 2013·0 cites·7 claims
- 0939US7661804B2Ink recharge system and ink recharge method for ink cartridgeINKTEC CO LTD·Filed 2006·Granted Feb 16, 2010·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →