Inventor · Bangkok, TH

Peter Hahn

87Patents
17h-index
52Co-inventors
87Inventor score

Filing activity: Jun 4, 1985 → May 31, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5041924A Removable and transportable hard disk subsystem Emerging Cross-Sectional Technologies 165 Expired
US5253129A Removable and transportable hard disk subsystem Physics 85 Expired
US8228642B1 Dual stage actuator suspension having a single microactuator and employing pseudo symmetry to achieve suspension balance Emerging Cross-Sectional Technologies 50 Active
US8149545B1 Low profile load beam with etched cavity for PZT microactuator Physics 47 Active
US8570688B1 Electrical connections to a microactuator in a hard disk drive suspension Electricity 46 Active
US5065262A Removable and transportable hard disk subsystem Emerging Cross-Sectional Technologies 46 Expired
US9117468B1 Hard drive suspension microactuator with restraining layer for control of bending Physics 42 Active
US8879210B1 DSA suspension with microactuators extending to gimbal through flexible connectors Physics 32 Active
US8699186B1 DSA suspension with mid-load beam mounted dual actuators Physics 26 Active
US8085506B1 Disk drive gimbal having a stable pitch static attitude and related method of manufacture Physics 24 Active
US9070394B1 Suspension microactuator with wrap-around electrode on inactive constraining layer Physics 22 Active
US9330694B1 HDD microactuator having reverse poling and active restraining layer Physics 22 Active
US9741376B1 Multi-layer PZT microactuator having a poled but inactive PZT constraining layer Emerging Cross-Sectional Technologies 21 Active
US9330696B1 DSA suspension having PZT with overhanging constraint layer and electrical connection thereto Physics 20 Active
US9330698B1 DSA suspension having multi-layer PZT microactuator with active PZT constraining layers Physics 20 Active
US8773820B1 PZT microactuator for disk drive suspension having electrical via and wrap-around electrode Physics 19 Active
US9311938B1 Dual stage actuated suspension having adhesive overflow control channels Physics 18 Active
US9330699B1 Piezoelectric actuator with wrap-around electrode on inactive constraining layer Physics 17 Active
US9390739B1 Piezoelectric microactuator with restraining layer for control of bending Physics 15 Active
US4703176A Compact polyphase optical position encoder Physics 15 Expired
US9406314B1 Assembly of DSA suspensions using microactuators with partially cured adhesive, and DSA suspensions having PZTs with wrap-around electrodes Emerging Cross-Sectional Technologies 13 Active
US8446695B1 Suspension ring gimbal having forwardly extending torsion arms Physics 13 Active
US10074390B1 Multi-layer PZT microactuator with active PZT constraining layer for a DSA suspension Physics 12 Active
US10236022B2 Multi-layer PZT microactuator having a poled but inactive PZT constraining layer Emerging Cross-Sectional Technologies 12 Active
US10128431B1 Method of manufacturing a multi-layer PZT microactuator using wafer-level processing Emerging Cross-Sectional Technologies 12 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.