Robin Hsu
32Patents
15h-index
15Co-inventors
67Inventor score
Filing activity: Aug 11, 1999 → Jul 18, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6173146A | Developer cylinder and drive gear arrangement | Mechanical Engineering; Lighting; Heating | 40 | Expired |
| US6405011B1 | Developer replenishing container | Emerging Cross-Sectional Technologies | 36 | Expired |
| US6064846A | Developer container including flange for supporting container on flat surface | Emerging Cross-Sectional Technologies | 31 | Expired |
| US6542709B1 | Developer container with commonly driven mixer and toner supply | Physics | 30 | Expired |
| USD430197S | Toner cartridge | General | 25 | Expired |
| USD465269S1 | Spout for a faucet | General | 24 | Expired |
| USD458960S1 | Toner cartridge | General | 23 | Expired |
| USD437346S | Toner cartridge | General | 20 | Expired |
| US6766135B2 | Toner cartridge | Emerging Cross-Sectional Technologies | 20 | Expired |
| USD431595S | Toner cartridge | General | 18 | Expired |
| USD436121S | Toner cartridge | General | 17 | Expired |
| USD458301S1 | Toner cartridge | General | 17 | Expired |
| USD458962S1 | Toner cartridge | General | 16 | Expired |
| USD473588S1 | Toner cartridge | General | 15 | Expired |
| US6584293B1 | Process cartridge and developer container assembly | Physics | 15 | Expired |
| US6188859A | Structure of developer replenishing container | Emerging Cross-Sectional Technologies | 14 | Expired |
| USD458961S1 | Toner cartridge | General | 14 | Expired |
| USD437347S | Toner cartridge | General | 14 | Expired |
| US6233421A | Developer replenishing container | Physics | 9 | Expired |
| USD458302S1 | Toner cartridge | General | 9 | Expired |
| US6628914B1 | Sliding cover device arrangement for controlling toner passage between the toner container and developing device of an image forming apparatus | Physics | 8 | Expired |
| US6229977A | Developer container | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6654581B2 | Foolproof device used in a process cartridge for an image forming apparatus | Physics | 5 | Expired |
| US6668145B2 | Toner cartridge opening control arrangement | Physics | 5 | Expired |
| US6464869B1 | Filter assembly for a faucet | Chemistry; Metallurgy | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.