Montres Rado SA
61Patents
12Active
61Granted
40Portfolio score
Filing activity: May 30, 1979 → Dec 20, 2019 · 4 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6502982B1 | Structural component made of hard material for a wristwatch | Physics | 85 | Expired |
| US4640869A | Hard metal watch case with a resistant coating | Emerging Cross-Sectional Technologies | 41 | Expired |
| US6111821A | Transparent and scratchproof watch crystal and watch case fitted with such a crystal | Physics | 37 | Expired |
| US4849299A | Watch cover glass and process for the manufacture of such a glass | Chemistry; Metallurgy | 32 | Expired |
| US4620798A | Watch case | Physics | 32 | Expired |
| US4681461A | Electronic watch with operating controls in the back cover of the case | Physics | 25 | Expired |
| US4821532A | Bracelet comprising a flexible core | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4740935A | Watchcase having mechanism for securing crystal to case | Physics | 19 | Expired |
| US4473306A | Wristwatch case | Physics | 16 | Expired |
| US6406178B1 | Device for assembling a cover made of hard material on the middle part of a watch | Physics | 15 | Expired |
| US4421423A | Watertight wrist-watch casing | Physics | 14 | Expired |
| US4561783A | Watchcase | Physics | 13 | Expired |
| US5233574A | Wristwatch case including a back cover rising along the caseband | Physics | 12 | Expired |
| US4930304A | Bracelet with links | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4198811A | Watertight watchcase having a removable polygonal hard glass | Physics | 11 | Expired |
| US7021041B2 | Bracelet with links made of rigid material on a flexible core | Chemistry; Metallurgy | 11 | Expired |
| US5119351A | Arrangement for attaching bracelet strands to a watch case | Physics | 10 | Expired |
| US4397566A | Wrist-watch casing | Physics | 10 | Expired |
| US4623262A | Timepiece having a transparent element partially covered by a coating | Physics | 10 | Expired |
| US6213635A | Method for making a watch case | Physics | 9 | Expired |
| US5365753A | Bracelet with decorative elements carried on an inner chain | Human Necessities | 9 | Expired |
| US4440505A | Watchcase having a thin appearance when being worn | Physics | 8 | Expired |
| US4433921A | Watch crystal bonded to watch case with low temperature solder material | Physics | 8 | Expired |
| US4632569A | Timepiece with calendar | Physics | 8 | Expired |
| US4840044A | Articulated wristlet | Human Necessities | 7 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.