Toru Hasegawa
64Patents
8h-index
89Co-inventors
81Inventor score
Filing activity: Jul 31, 1974 → Mar 24, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4331598A | Maytansinoids | Emerging Cross-Sectional Technologies | 293 | Expired |
| US9048265B2 | Method for manufacturing semiconductor device comprising oxide semiconductor layer | Electricity | 29 | Active |
| US6587435B1 | Apparatus for high speed communication on asymmetric line | Electricity | 17 | Expired |
| US7784219B2 | Door opening and closing mechanism | Emerging Cross-Sectional Technologies | 13 | Active |
| US8371469B2 | Fluid container including external container and spout-equipped packaging bag within external container | Performing Operations; Transporting | 12 | Active |
| US4421687A | Macbecin derivatives | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7264642B2 | Exhaust gas cleaning apparatus | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4794105A | Method for treatment of swine dysentery | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6535515B1 | TCP communication speed improving system | Electricity | 8 | Expired |
| US7151751B2 | Traffic generation apparatus suitable for use in communication experiments | Electricity | 8 | Expired |
| US4540517A | Antibiotic TAN-420 | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5857764A | Vehicle light bulb | Electricity | 7 | Expired |
| US8052014B2 | Fluid container | Emerging Cross-Sectional Technologies | 7 | Active |
| US8381768B2 | Joint for fluid container | Emerging Cross-Sectional Technologies | 6 | Active |
| US8318587B2 | Method for manufacturing semiconductor device | Electricity | 6 | Active |
| US7697452B2 | Method and management apparatus for classifying congestion paths based on packet delay | Electricity | 6 | Active |
| US6667846B2 | Information storage device having tape cassette with noncontact memory and antenna | Physics | 6 | Expired |
| US5850124A | Automobile lamp bulb with welded low beam shield | Electricity | 6 | Expired |
| US4450234A | Antibiotic C-15003 PHM and production thereof | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6008584A | Headlamp for a vehicle | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US6334701B2 | Head lamp device for an automobile | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US4069316A | Method for producing antibiotic T-42082 and antibiotic T-42082 | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7426788B2 | Tilt angle sensor layout structure for a vehicle, and vehicle incorporating same | Performing Operations; Transporting | 4 | Active |
| US7236469B2 | Data transfer system using mobile IP | Electricity | 4 | Expired |
| US4187292A | Antibiotics produced from the microorganism nocardice | Emerging Cross-Sectional Technologies | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.