HL

Hsing-San Lee

IBM: 7 patents #14,640 of 70,183Top 25%
Overall (All Time): #764,931 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5656544 Process for forming a polysilicon electrode in a trench Albert S. Bergendahl, Claude L. Bertin, John Cronin, Howard L. Kalter, Donald M. Kenney +1 more 1997-08-12
5638385 Fast check bit write for a semiconductor memory John A. Fifield, Duane E. Galbi 1997-06-10
5399516 Method of making shadow RAM cell having a shallow trench EEPROM Albert S. Bergendahl, Claude L. Bertin, John Cronin, Howard L. Kalter, Donald M. Kenney +1 more 1995-03-21
5260952 Fault tolerant logic system Kenneth E. Beilstein, Jr., John A. Fifield, Lawrence G. Heller, Charles H. Stapper 1993-11-09
5196722 Shadow ram cell having a shallow trench eeprom Albert S. Bergendahl, Claude L. Bertin, John Cronin, Howard L. Kalter, Donald M. Kenney +1 more 1993-03-23
4825410 Sense amplifier control circuit 1989-04-25
4301519 Sensing technique for memories with small cells 1981-11-17