NIPPON MEKTRON, LTD.
278Patents
105Active
278Granted
48Portfolio score
Filing activity: Mar 10, 1977 → Jun 1, 2022 · 25 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4849133A | PTC compositions | Electricity | 352 | Expired |
| US5317801A | Method of manufacture of multilayer circuit board | Emerging Cross-Sectional Technologies | 94 | Expired |
| US5666717A | Method for manufacturing a magnetic head suspension | Emerging Cross-Sectional Technologies | 92 | Expired |
| US4943622A | Process for producing peroxide-vulcanizable, fluorine-containing elastomer | Chemistry; Metallurgy | 78 | Expired |
| US5565512A | Fluorine-containing elastomer composition | Chemistry; Metallurgy | 68 | Expired |
| US5260518A | Multilayer circuit board for mounting ICs and method of manufacturing the same | Emerging Cross-Sectional Technologies | 59 | Expired |
| US6380318B1 | Process for producing modified acrylic rubber | Chemistry; Metallurgy | 57 | Expired |
| US5767204A | Fluorine-containing elastomer composition | Chemistry; Metallurgy | 55 | Expired |
| US5369881A | Method of forming circuit wiring pattern | Emerging Cross-Sectional Technologies | 53 | Expired |
| US4503294A | Keyboard switch | Electricity | 52 | Expired |
| US5361491A | Process for producing an IC-mounting flexible circuit board | Emerging Cross-Sectional Technologies | 50 | Expired |
| US5250469A | IC mounting circuit substrate and process for mounting the IC | Emerging Cross-Sectional Technologies | 44 | Expired |
| US5857257A | Method of manufacturing magnetic head suspension having circuit wiring pattern | Emerging Cross-Sectional Technologies | 43 | Expired |
| US5700879A | Fluorine-containing elastomer composition | Chemistry; Metallurgy | 42 | Expired |
| US4508942A | Keyboard switch | Electricity | 39 | Expired |
| US4872934A | Method of producing hybrid multi-layered circuit substrate | Emerging Cross-Sectional Technologies | 38 | Expired |
| US5516989A | Structure of the flexing section of a multilayer flexible circuit board | Electricity | 38 | Expired |
| US5621145A | Bisamidoxime compound, process for preparing the same and a fluorine-containing elastomer composition comprising the same | Chemistry; Metallurgy | 36 | Expired |
| US8847090B2 | Switch module | Electricity | 35 | Active |
| US5151492A | Process for producing peroxide-vulcanizable, fluorine-containing elastomer | Chemistry; Metallurgy | 35 | Expired |
| US5859181A | Siloxane polymide and heat-resistant adhesive containing the same | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5597496A | Method for manufacturing a magnetic head suspension provided with circuit wiring | Physics | 31 | Expired |
| US4831085A | Fluorine containing polymers and compositions containing same | Chemistry; Metallurgy | 30 | Expired |
| US4876439A | PTC devices | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5668221A | Fluorine-containing elastomer composition | Chemistry; Metallurgy | 28 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.