Inventor · Akishima, JP

Toshikazu Iwasaki

4Patents
3h-index
6Co-inventors
39Inventor score

Filing activity: Dec 31, 1997 → Feb 15, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US6073996A Structure of seat back with armrest and method for forming the same Emerging Cross-Sectional Technologies 11 Expired
US6899794B1 Speaker device, and method and device for producing the same Electricity 8 Expired
US6371241B1 Speaker device Electricity 4 Expired
US7386145B2 Loudspeaker system, method and apparatus of manufacturing the same Electricity 0 Expired

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