ZEBRA CO., LTD.
68Patents
20Active
68Granted
40Portfolio score
Filing activity: Aug 4, 1978 → Feb 8, 2022 · 10 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6273626A | Grip for a writing instrument | Performing Operations; Transporting | 91 | Expired |
| USD366498S | Ball point pen | General | 85 | Expired |
| USD525302S1 | Ballpoint pen | General | 55 | Expired |
| USD667882S1 | Ballpoint pen | General | 54 | Active |
| USD421052S | Ball-point pen | General | 42 | Expired |
| USD534586S1 | Ballpoint pen | General | 37 | Expired |
| USD374893S | Ball point pen | General | 36 | Expired |
| US4815880A | Card type writing instrument | Performing Operations; Transporting | 32 | Expired |
| US7712618B2 | Container cap with locking/unlocking mechanism that propels lid to open position | Performing Operations; Transporting | 32 | Active |
| USD647137S1 | Ballpoint pen | General | 31 | Expired |
| USD501093S1 | Coat hanger | General | 31 | Expired |
| USD414512S | Mechanical pencil | General | 24 | Expired |
| US5362168A | Writing device with spaced walls and sliding valve | Performing Operations; Transporting | 24 | Expired |
| US4227822A | Composite writing instrument | Performing Operations; Transporting | 20 | Expired |
| US7434337B2 | Footwear item comprising built-in dynamic element | Human Necessities | 20 | Expired |
| USD616497S1 | Retractable pen | General | 19 | Expired |
| US5716152A | Writing tool | Performing Operations; Transporting | 15 | Expired |
| USD498493S1 | Writing instrument | General | 13 | Expired |
| US4283151A | Compound writing instrument | Performing Operations; Transporting | 13 | Expired |
| USD512458S1 | Writing instrument | General | 12 | Expired |
| US5911534A | Cap for writing tool | Performing Operations; Transporting | 12 | Expired |
| USD307920S | Protective end cap for a ball point pen | General | 11 | Expired |
| USD532454S1 | Ball pen | General | 11 | Expired |
| US5482393A | Corrector | Performing Operations; Transporting | 10 | Expired |
| USD533591S1 | Ballpoint pen | General | 10 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.