Toru Katafuchi
7Patents
2h-index
13Co-inventors
48Inventor score
Filing activity: May 21, 1997 → Apr 6, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5948225A | Oxygen sensor element | Physics | 17 | Expired |
| US6254926A | Method of producing oxygen sensor element | Physics | 5 | Expired |
| US10557815B2 | Particulate matter detection sensor | Physics | 1 | Active |
| US11249043B2 | Control device for gas sensor | Physics | 0 | Active |
| US7351318B2 | Gas sensing element | Physics | 0 | Expired |
| US10073053B2 | Gas concentration measuring apparatus | Physics | 0 | Active |
| US10113992B2 | Gas concentration measuring apparatus | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.