Hirofumi Takemasa
39Patents
19h-index
26Co-inventors
77Inventor score
Filing activity: May 28, 1993 → Feb 26, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD424068S | Display device | General | 133 | Expired |
| USD417659S | Display device | General | 102 | Expired |
| USD558754S1 | Personal computer | General | 51 | Expired |
| USD594004S1 | Portable computer | General | 49 | Expired |
| USD403309S | Display | General | 47 | Expired |
| USD382259S | Video monitor | General | 44 | Expired |
| USD434738S | Television receiver | General | 40 | Expired |
| USD354485S | Combined television receiver and video tape recorder | General | 39 | Expired |
| USD598919S1 | Holding belt for portable computer or similar product | General | 37 | Expired |
| USD362244S | Base for video monitor | General | 36 | Expired |
| USD356081S | Monitor television receiver with disk player | General | 36 | Expired |
| USD528144S1 | Surveillance video camera | General | 34 | Expired |
| USD354954S | Video telephone | General | 32 | Expired |
| USD350346S | Television receiver | General | 24 | Expired |
| USD356552S | Monitor for a computer | General | 24 | Expired |
| USD423822S | Television set stand | General | 23 | Expired |
| USD356555S | Monitor for a computer | General | 21 | Expired |
| USD595291S1 | Portable computer | General | 19 | Expired |
| US7440693B2 | Camera device | Physics | 19 | Active |
| USD595290S1 | Portable computer | General | 17 | Expired |
| US5373142A | Control system for a heating apparatus | Electricity | 14 | Expired |
| US8120896B2 | Strap device and electronic apparatus including the same | Human Necessities | 12 | Active |
| US6867380B2 | Electronic apparatus | Electricity | 11 | Expired |
| USD617322S1 | Portable computer | General | 11 | Expired |
| USD360884S | Base for video monitor | General | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.