Chikara Kawamura
42Patents
7h-index
57Co-inventors
72Inventor score
Filing activity: Dec 8, 1980 → Feb 22, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4352736A | Wound flattened hollow fiber assembly having plural spaced core sections | Performing Operations; Transporting | 48 | Expired |
| US10411374B2 | Cable connection structural body and cable connector | Electricity | 11 | Active |
| US8641131B2 | Frame structure for vehicle | Performing Operations; Transporting | 10 | Active |
| US9590355B2 | Connector and connector assembly | Electricity | 8 | Active |
| US9548569B2 | Connector | Electricity | 8 | Active |
| US7914328B2 | Connector | Emerging Cross-Sectional Technologies | 8 | Active |
| US9368927B2 | Connector | Electricity | 7 | Active |
| US5173533A | Dispersion of reactive polymer particles | Chemistry; Metallurgy | 7 | Expired |
| USD718252S1 | Electrical connector | General | 6 | Active |
| US9701344B2 | Frame structure for vehicle | Performing Operations; Transporting | 6 | Active |
| US5880187A | Top coating compositions | Chemistry; Metallurgy | 4 | Expired |
| US8511746B2 | Frame for vehicle | Performing Operations; Transporting | 4 | Active |
| US9197015B2 | Connector | Electricity | 4 | Active |
| US9331428B2 | Connector mateable with mating connector and having lock structure including lock member and operation member which is operable to move lock member | Electricity | 4 | Active |
| US5891961A | Coating composition and coating method | Chemistry; Metallurgy | 3 | Expired |
| US9124051B2 | Connector including pairs of contacts for high-speed signal transmission having signal contact portions surrounded by ground contact portions | Electricity | 3 | Active |
| USD747686S1 | Electrical connector | General | 2 | Active |
| US9564711B2 | Connector having an operation member and a locking member | Electricity | 2 | Active |
| US9321487B2 | Vehicle frame structure | Performing Operations; Transporting | 2 | Active |
| US6555640B1 | Process for producing metal-containing resin and composition thereof | Chemistry; Metallurgy | 2 | Expired |
| US7838592B2 | Starch-based coating composition | Chemistry; Metallurgy | 2 | Active |
| US10252750B2 | Vehicular frame | Performing Operations; Transporting | 2 | Active |
| US9572246B2 | Printed wiring board | Electricity | 2 | Active |
| US10479302B2 | Impact absorbing structure of vehicles | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US10994680B2 | Impact-absorbing structure for vehicle | Performing Operations; Transporting | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.