DH

David A. Hansen

MI Multiplanar Technologies Incorporated: 6 patents #4 of 11Top 40%
EM Emd Millipore: 1 patents #216 of 345Top 65%
Overall (All Time): #539,499 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12370497 Filtration system for cell removal systems and methods of using the same Clinton Boyd Pepper 2025-07-29
6966822 System and method for CMP having multi-pressure zone loading for improved edge and annular zone material removal control Jiro Kajiwara, Gerard Moloney, Huey-Ming Wang, Alejandro Reyes 2005-11-22
6641461 Chemical mechanical polishing apparatus having edge, center and annular zone control of material removal Huey-Ming Wang, Gerard Moloney, Jiro Kajiwara 2003-11-04
6623343 System and method for CMP head having multi-pressure annular zone subcarrier material removal control Jiro Kajiwara, Gerard Moloney, Huey-Ming Wang, Alejandro Reyes 2003-09-23
6598704 Truck catwalk system 2003-07-29
6558232 System and method for CMP having multi-pressure zone loading for improved edge and annular zone material removal control Jiro Kajiwara, Gerard Moloney, Huey-Ming Wang, Alejandro Reyes 2003-05-06
6527625 Chemical mechanical polishing apparatus and method having a soft backed polishing head Jiro Kajiwara, Gerard Moloney 2003-03-04
6506105 System and method for pneumatic diaphragm CMP head having separate retaining ring and multi-region wafer pressure control Jiro Kajiwara, Gerard Moloney, Huey-Ming Wang, Alejandro Reyes 2003-01-14
6431093 Truck catwalk system 2002-08-13