Inventor · Yokohama, JP

Jun Ohno

24Patents
8h-index
32Co-inventors
75Inventor score

Filing activity: Aug 6, 1985 → Apr 7, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US7394607B2 Disk drive with position detection Physics 21 Active
US6842391B2 Semiconductor memory of a dynamic random access memory (DRAM) type having a static random access memory (SRAM) interface Physics 19 Expired
US5093282A Method of making a semiconductor device having lead pins and a metal shell Emerging Cross-Sectional Technologies 19 Expired
US4783424A Method of making a semiconductor device involving simultaneous connection and disconnection Emerging Cross-Sectional Technologies 16 Expired
US5478475A Fluid distribution apparatus, an artificial moving bed, and a continuous adsorption method Emerging Cross-Sectional Technologies 15 Expired
US8111575B2 Semiconductor device Physics 10 Active
US6798276B2 Reduced potential generation circuit operable at low power-supply potential Physics 10 Expired
US4949160A Semiconductor device Electricity 9 Expired
US7675773B2 Semiconductor memory, test method of semiconductor memory and system Physics 6 Active
US4608668A Semiconductor device Emerging Cross-Sectional Technologies 6 Expired
US5528077A Flexible tab semiconductor device Electricity 4 Expired
US7114025B2 Semiconductor memory having test function for refresh operation Physics 3 Expired
US7688659B2 Semiconductor memory capable of testing a failure before programming a fuse circuit and method thereof Physics 3 Active
US8089720B2 Hard-disk drive Physics 1 Active
US7730232B2 Data transfer method and system Physics 1 Expired
US11643741B2 Method of producing hydrogen Emerging Cross-Sectional Technologies 1 Active
US7672181B2 Semiconductor memory, test method of semiconductor memory and system Physics 1 Active
US7057959B2 Semiconductor memory having mode register access in burst mode Physics 0 Expired
US9005462B2 Method for manufacturing silicon carbide semiconductor device Electricity 0 Active
US12421613B2 Electrolysis system and method of use of the same Emerging Cross-Sectional Technologies 0 Active
US7120086B2 Semiconductor circuit Electricity 0 Expired
US9224645B2 Silicon carbide semiconductor device and method for manufacturing the same Electricity 0 Active
US7362652B2 Semiconductor circuit Electricity 0 Active
US6700737B1 Recording and reproducing separation type magnetic head having thin part in upper core or magnetic film and magnetic storage apparatus using the same Physics 0 Expired

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