MITSUI & CO., LTD.
39Patents
3Active
39Granted
41Portfolio score
Filing activity: Apr 27, 1982 → Aug 31, 2009 · 3 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6865484B2 | Satellite position measurement system | Physics | 101 | Expired |
| US6149588A | Blood sugar value measuring method and apparatus | Human Necessities | 69 | Expired |
| US6857006B1 | Multimedia direct communication system linked with HTTP protocol | Electricity | 66 | Expired |
| US5033593A | Shock absorbing member for car body | Emerging Cross-Sectional Technologies | 66 | Expired |
| US4928509A | Method for manufacturing a pipe with projections | Emerging Cross-Sectional Technologies | 35 | Expired |
| US4840053A | Method for manufacturing a pipe with projections | Emerging Cross-Sectional Technologies | 35 | Expired |
| US4845958A | Method of and apparatus for preserving perishable goods | Human Necessities | 32 | Expired |
| US4371577A | Antimicrobial carpet containing amino acid type surfactant | Emerging Cross-Sectional Technologies | 31 | Expired |
| US5387147A | Water-soluble balloon | Human Necessities | 30 | Expired |
| US4775002A | Delivering equipment having heat insulating function which is utilized in delivering articles such as food | Emerging Cross-Sectional Technologies | 24 | Expired |
| US7333348B2 | DC-DC converter | Emerging Cross-Sectional Technologies | 19 | Active |
| US4570446A | Fuel tank for hydrogen vehicle and fuel supplying system | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5310273A | Joint for truss structure | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5624980A | Thermoplastic cement composition and process for the preparation of molded article thereof | Chemistry; Metallurgy | 14 | Expired |
| US4680118A | Pleated and sealed filter cartridge with connected film | Performing Operations; Transporting | 14 | Expired |
| US4820241A | Tubular transmission shaft | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US6791492B2 | GPS positioning system | Physics | 12 | Expired |
| US4592261A | Cutting device for extra fringe of laminated glass interlayer | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4690829A | Method of preventing retrogradation of foodstuffs | Human Necessities | 11 | Expired |
| US4831824A | Manifold and manufacturing method thereof | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US7285360B2 | Polymer gel electrolyte composition and method of producing the same | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5639470A | Deodorizer | Human Necessities | 7 | Expired |
| US6017616A | Biaxially oriented film made from cycloolefinic polymers, its use, and process for its production | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5674914A | Method and apparatus for reclamation of waste polyvinyl chloride | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4827585A | Cam shaft manufacturing method and device used therein | Emerging Cross-Sectional Technologies | 6 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.