P

Inventor

LIU REN-HAO

TW10 patents
⚠️ This page may combine multiple inventors who share the name “LIU REN-HAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GEN PLASTIC IND CO LTD

6 patents
US6584293B1Jun 24, 2003

Process cartridge and developer container assembly

GEN PLASTIC IND CO LTD27 citations91
US6668145B2Dec 23, 2003

Toner cartridge opening control arrangement

GEN PLASTIC IND CO LTD11 citations73
US7245860B2Jul 17, 2007

Toner cartridge

GEN PLASTIC IND CO LTD8 citations72
US7076180B1Jul 11, 2006

Toner cartridge

GEN PLASTIC IND CO LTD2 citations61
US6665509B1Dec 16, 2003

Ejection mechanism for a toner container

GEN PLASTIC IND CO LTD0 citations41
US6606473B1Aug 12, 2003

Toner container for use with a developing device in an image forming apparatus

GEN PLASTIC IND CO LTD0 citations40

GEN PLASTICS IND CO LTD

1 patent
US6721525B2Apr 13, 2004

Cartridge with a replaceable toner container for a laser printing imaging apparatus

GEN PLASTICS IND CO LTD11 citations70

GEN PLASTICS CO LTD

1 patent
US6654581B2Nov 25, 2003

Foolproof device used in a process cartridge for an image forming apparatus

GEN PLASTICS CO LTD6 citations56

LCY CHEMICAL CORP

1 patent
US12371561B2Jul 29, 2025

Thermoplastic vulcanizate material, article formed by the same and method for forming the same

LCY CHEMICAL CORP0 citations50

LIU REN-HAO

1 patent
US8306463B2Nov 6, 2012

Toner cartridge with rotator and sliding cover for toner leakage reduction

LIU REN-HAO0 citations21