Miyoshi Yushi Kabushiki Kaisha
16Patents
0Active
16Granted
32Portfolio score
Filing activity: Oct 3, 1974 → Oct 6, 2000
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4731187A | Removal of heavy metals from waste water | Emerging Cross-Sectional Technologies | 63 | Expired |
| US4670160A | Metal scavenger and metal scavenging process | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5942377A | Reversible thermosensitive composition and reversible thermosensitive recording medium using same | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5395896A | Metal scavengers and processes for the production thereof | Chemistry; Metallurgy | 16 | Expired |
| US4670180A | Metal scavenger and metal scavenging process | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5387365A | Metal scavengers for treating waste water | Chemistry; Metallurgy | 16 | Expired |
| US5347071A | Process for the removal of heavy metals from contaminants | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4032482A | Process for producing chelating resin and product produced thereby | Chemistry; Metallurgy | 15 | Expired |
| US6174836A | Reversible thermosensitive recording medium, method of producing the medium, information recording devices using the medium, and image formation and erasing method using the medium | Performing Operations; Transporting | 14 | Expired |
| US4026831A | Chelating polymers based on bis-epoxides and polyamines or polyimines | Chemistry; Metallurgy | 14 | Expired |
| US5868821A | Thermally reversible color forming composition and thermally reversible recording medium using the thermally reversible color forming composition | Performing Operations; Transporting | 9 | Expired |
| US6362130B1 | Reversible thermosensitive recording medium, card, label, disk, disk cartridge, tape cassette, method of producing the recording medium, and method of recording and erasing images using the same | Physics | 6 | Expired |
| US6489265B1 | Reversible thermosensitive recording medium, method of producing the medium, information recording devices using the medium, and image formation and erasing method using the medium | Performing Operations; Transporting | 6 | Expired |
| US4032485A | Polyurethane foams based on mixed itaconic acid polyesters | Chemistry; Metallurgy | 4 | Expired |
| US6490984B1 | Method of making flue gas harmless | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6137027A | Solid waste treatment agent and treatment method of solid waste | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.