John L. Bala
10Patents
8h-index
5Co-inventors
65Inventor score
Filing activity: Jun 21, 1974 → Mar 26, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6478730B1 | Zoom laparoscope | Human Necessities | 127 | Expired |
| US5369525A | Ring lens assembly for an optical viewing device | Physics | 52 | Expired |
| US4070951A | Web handling apparatus | Performing Operations; Transporting | 40 | Expired |
| US6679838B2 | Micro-endoscopic system | Human Necessities | 28 | Expired |
| US6561973B1 | Micro-endoscopic system | Human Necessities | 26 | Expired |
| US5373392A | Photochromic light control mirror | Physics | 25 | Expired |
| US4398233A | Fail-safe device for electronic control circuit | Physics | 12 | Expired |
| US3948425A | Web handling apparatus | Performing Operations; Transporting | 8 | Expired |
| US4587590A | Microcomputer driven fail-safe device with short circuit detection for electronic control circuitry | Physics | 8 | Expired |
| US10905322B2 | Bala Laparoscope System | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.