Akihisa Ogawa
29Patents
10h-index
50Co-inventors
78Inventor score
Filing activity: Mar 29, 1993 → May 14, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5976146A | Surgical operation system and method of securing working space for surgical operation in body | Human Necessities | 616 | Expired |
| US6371968B1 | Cavity retaining tool for bone surgery, a cavity retaining tool for general surgery, an endoscopic surgery system involving the use of a cavity retaining tool, and a procedure for surgery | Human Necessities | 605 | Expired |
| US5931836A | Electrosurgery apparatus and medical apparatus combined with the same | Human Necessities | 210 | Expired |
| US6755782B2 | Endoscope dirt remover | Human Necessities | 94 | Expired |
| US7938779B2 | Treating apparatus and treating device for treating living-body tissue | Human Necessities | 45 | Active |
| US5387007A | Gas generator of thin-walled structure | Performing Operations; Transporting | 26 | Expired |
| US5624134A | Gas generator formed with electron beam welding | Performing Operations; Transporting | 23 | Expired |
| US6488310B1 | Hybrid inflator | Performing Operations; Transporting | 18 | Expired |
| US5306041A | Gas generator having housing of double structure | Performing Operations; Transporting | 16 | Expired |
| US6860510B2 | Multistage inflating-type hybrid inflator | Performing Operations; Transporting | 13 | Expired |
| US5639087A | Rolling game machine | Human Necessities | 6 | Expired |
| US6336660B1 | Gas generator for an air bag | Performing Operations; Transporting | 6 | Expired |
| US5527067A | Gas generator formed with electron beam welding | Performing Operations; Transporting | 6 | Expired |
| US9027574B2 | Cleaning/disinfecting apparatus | Human Necessities | 5 | Active |
| US7059635B2 | Hybrid inflator | Performing Operations; Transporting | 4 | Expired |
| US6273464A | Gas producer for air bag | Performing Operations; Transporting | 3 | Expired |
| US9788711B2 | Endoscope reprocessor | Human Necessities | 3 | Active |
| US9827067B2 | Linear member transfer apparatus | Human Necessities | 2 | Active |
| US6851709B2 | Multistage-inflating type hybrid inflator | Performing Operations; Transporting | 2 | Expired |
| US8631684B2 | Water leakage checking apparatus | Physics | 1 | Active |
| US7600781B2 | Inflator | Performing Operations; Transporting | 1 | Active |
| US7985383B2 | Endoscope sterilizing test pack | Physics | 1 | Active |
| US11366356B2 | Surface light source device and display device | Physics | 1 | Active |
| US11204521B2 | Lighting device with substrate and reflective sheet and display device having lighting device with substrate and reflective sheet | Physics | 0 | Active |
| US10948771B2 | Liquid-crystal display device and light-source device | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.