Inventor · Hamura, JP

Akira Takamatsu

18Patents
7h-index
37Co-inventors
66Inventor score

Filing activity: Jun 4, 1987 → Jun 6, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US6693008B1 Method of manufacturing a semiconductor integrated circuit device and a semiconductor integrated circuit device Electricity 20 Expired
US6242323A Semiconductor device and process for producing the same Electricity 15 Expired
US6559027B2 Semiconductor device and process for producing the sme Electricity 15 Expired
US7074691B2 Method of manufacturing a semiconductor integrated circuit device that includes forming dummy patterns in an isolation region prior to filling with insulating material Electricity 14 Expired
US7208391B2 Method of manufacturing a semiconductor integrated circuit device that includes forming an isolation trench around active regions and filling the trench with two insulating films Electricity 13 Expired
US6057241A Method of manufacturing a semiconductor integrated circuit device Electricity 13 Expired
US4869201A Apparatus for coating can barrels Performing Operations; Transporting 9 Expired
US5951885A Method and apparatus for generating welding pressure in a roller seam welding machine Performing Operations; Transporting 7 Expired
US6524927B1 Semiconductor device and method of fabricating the same Electricity 7 Expired
US6881646B2 Semiconductor device and process for producing the same Electricity 7 Expired
US6562695B1 Semiconductor integrated circuit device and method of manufacturing involving the scale-down width of shallow groove isolation using round processing Electricity 6 Expired
US6717202B2 HSG semiconductor capacitor with migration inhibition layer Electricity 5 Expired
US7060589B2 Method for manufacturing a semiconductor integrated circuit device that includes covering the bottom of an isolation trench with spin-on glass and etching back the spin-on glass to a predetermined depth Electricity 2 Expired
US6720234B2 Semiconductor integrated circuit device and method of manufacturing involving the scale-down width of shallow groove isolation using round processing Electricity 2 Expired
US7402473B2 Semiconductor device and process for producing the same Electricity 1 Expired
US10006143B2 Power supplying member and high-speed plating machine provided with the same Chemistry; Metallurgy 0 Active
US10006137B2 Holding device and high-speed plating machine provided with the same Chemistry; Metallurgy 0 Active
US7397104B2 Semiconductor integrated circuit device and a method of manufacturing the same Electricity 0 Expired

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