Toshio Usami
2Patents
2h-index
3Co-inventors
41Inventor score
Filing activity: May 25, 1977 → Jun 20, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4139159A | Flexible multilayer tubular structure for irrigation and process for its preparation | Emerging Cross-Sectional Technologies | 35 | Expired |
| US6118994A | Portable communications device capable of autodialing truncated received telephone number | Electricity | 13 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.