BRIDGESTONE SPORTS CO., LTD.
1,273Patents
653Active
1,273Granted
57Portfolio score
Filing activity: Feb 2, 1993 → Feb 6, 2024 · 284 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD534595S1 | Iron golf club head | General | 431 | Expired |
| US6780123B2 | Golf club set | Human Necessities | 340 | Expired |
| US5439227A | Multi-piece solid golf ball | Chemistry; Metallurgy | 317 | Expired |
| US7303486B2 | Golf club head | Human Necessities | 309 | Expired |
| US7530901B2 | Golf club head | Human Necessities | 298 | Active |
| USD508969S1 | Golf club head | General | 278 | Expired |
| US6254494A | Golf club head | Human Necessities | 266 | Expired |
| US5929189A | Golf ball | Human Necessities | 254 | Expired |
| US7815521B2 | Golf club head | Human Necessities | 245 | Active |
| US8277337B2 | Iron head | Human Necessities | 238 | Active |
| USD523104S1 | Wood golf club head | General | 229 | Expired |
| US7798917B2 | Golf club head | Human Necessities | 221 | Active |
| US7846040B2 | Golf club head | Human Necessities | 220 | Active |
| US5782707A | Three-piece solid golf ball | Human Necessities | 219 | Expired |
| USD520585S1 | Golf club | General | 216 | Expired |
| US8845455B2 | Golf club head and method of manufacturing the same | Emerging Cross-Sectional Technologies | 216 | Active |
| US6783465B2 | Golf club head | Human Necessities | 206 | Expired |
| US6984180B2 | Golf club head and golf club set | Human Necessities | 188 | Expired |
| USD399277S | Golf club head | General | 186 | Expired |
| US5553852A | Three-piece solid golf ball | Human Necessities | 184 | Expired |
| USD606605S1 | Golf club head | General | 183 | Expired |
| USD607071S1 | Golf club head | General | 182 | Expired |
| US5711722A | Golf club head | Human Necessities | 178 | Expired |
| US8202175B2 | Golf club head | Human Necessities | 177 | Active |
| US5816937A | Golf ball having a multilayer cover | Human Necessities | 175 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.