John Bartholomew
7Patents
4h-index
10Co-inventors
54Inventor score
Filing activity: Aug 9, 2001 → Sep 30, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6543814B2 | Quick connector | Mechanical Engineering; Lighting; Heating | 71 | Expired |
| US7262353B2 | Braided composite stringed instrument bow | Physics | 25 | Expired |
| USD709284S1 | Personalized guitar-shaped keychain | General | 8 | Active |
| US10687568B2 | Surgical helmet | Human Necessities | 8 | Active |
| US11284655B2 | Surgical helmet | Human Necessities | 3 | Active |
| US7795515B2 | Laminated stringed instrument bow | Physics | 3 | Active |
| US11793250B2 | Surgical helmet | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.