Takamasa Otsuji
8Patents
2h-index
9Co-inventors
40Inventor score
Filing activity: Oct 15, 2001 → Nov 9, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6497204B1 | Stratified scavenging two-stroke cycle engine | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US9945290B2 | Handheld engine-driven working machine | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US10415496B2 | Handheld engine-driven working machine | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US10024224B2 | Rotary carburetor for two-stroke internal combustion engine | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9938926B2 | Air leading-type stratified scavenging two-stroke internal-combustion engine | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US8967100B2 | Two-stroke internal combustion engine | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US10060392B2 | Stratified scavenging two-stroke internal combustion engine and carburetor thereof | Emerging Cross-Sectional Technologies | 1 | Active |
| US9903314B2 | Carburetor for stratified scavenging two-stroke engine | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.