William H. Ma
71Patents
25h-index
44Co-inventors
88Inventor score
Filing activity: Apr 29, 1976 → Oct 30, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6544837B1 | SOI stacked DRAM logic | Emerging Cross-Sectional Technologies | 391 | Expired |
| US6225158A | Trench storage dynamic random access memory cell with vertical transfer device | Electricity | 145 | Expired |
| US6590258B2 | SIO stacked DRAM logic | Emerging Cross-Sectional Technologies | 141 | Expired |
| US4350578A | Cathode for etching | Electricity | 73 | Expired |
| US6506660B2 | Semiconductor with nanoscale features | Electricity | 71 | Expired |
| US6291858A | Multistack 3-dimensional high density semiconductor device and method for fabrication | Electricity | 61 | Expired |
| US6731315B1 | Method for selecting display parameters of a magnifiable cursor | Physics | 56 | Expired |
| US6107133A | Method for making a five square vertical DRAM cell | Electricity | 55 | Expired |
| US6462752B1 | Automatic scrolling function for editors and browsers | Physics | 50 | Expired |
| US6184151A | Method for forming cornered images on a substrate and photomask formed thereby | Emerging Cross-Sectional Technologies | 50 | Expired |
| US5776660A | Fabrication method for high-capacitance storage node structures | Emerging Cross-Sectional Technologies | 48 | Expired |
| US6221562A | Resist image reversal by means of spun-on-glass | Physics | 48 | Expired |
| US5831301A | Trench storage dram cell including a step transfer device | Electricity | 47 | Expired |
| US6915333B2 | Method of managing attached document | Electricity | 44 | Expired |
| US6788316B1 | Method of designating multiple hypertext links to be sequentially viewed | Physics | 40 | Expired |
| US5923090A | Microelectronic package and fabrication thereof | Electricity | 37 | Expired |
| US5585998A | Isolated sidewall capacitor with dual dielectric | Emerging Cross-Sectional Technologies | 36 | Expired |
| US5949700A | Five square vertical dynamic random access memory cell | Electricity | 33 | Expired |
| US6190988A | Method for a controlled bottle trench for a dram storage node | Electricity | 31 | Expired |
| US6184549A | Trench storage dynamic random access memory cell with vertical transfer device | Electricity | 29 | Expired |
| US6358813B1 | Method for increasing the capacitance of a semiconductor capacitors | Electricity | 29 | Expired |
| US7176089B2 | Vertical dual gate field effect transistor | Electricity | 28 | Expired |
| US5959325A | Method for forming cornered images on a substrate and photomask formed thereby | Emerging Cross-Sectional Technologies | 27 | Expired |
| US6500054B1 | Chemical-mechanical polishing pad conditioner | Performing Operations; Transporting | 27 | Expired |
| US5998835A | High performance MOSFET device with raised source and drain | Electricity | 25 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.