Chieko Mihara
49Patents
16h-index
36Co-inventors
81Inventor score
Filing activity: Nov 14, 1989 → Dec 18, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5480596A | Optical recording medium substrate sheet producing apparatus having roll stamper with elastomer layer of predetermined hardness | Emerging Cross-Sectional Technologies | 30 | Expired |
| US5479394A | Optical recording medium, recording system and reproducing system | Physics | 28 | Expired |
| US6908721B2 | POLYHYDROXYALKANOATE HAVING AMIDE GROUP AND SULFONIC GROUP, METHOD OF PRODUCING THE SAME, CHARGE CONTROLLING AGENT CONTAINING NOVEL POLYHYDROXYALAKNAOTE, TONER BINDER, TONER, AND IMAGE FORMING APPARATUS USING THE TONER | Physics | 25 | Expired |
| US6911520B2 | Polyhydroxyalkanoate, method of producing the same, charge controlling agent containing polyhydroxyalkanoate, toner binder and toner, and image formation method and image forming apparatus using toner | Physics | 24 | Expired |
| US5962305A | Microbial strain, method for biodegrading organic compounds and method for environmental remediation | Emerging Cross-Sectional Technologies | 21 | Expired |
| US7682765B2 | Toner for developing electrostatic images | Physics | 21 | Active |
| US7393912B2 | Polyhydroxyalkanoate containing amide group, sulfonic group, and sulfonate ester group, method for producing the same, and charge control agent, toner, image forming method, and image forming apparatus | Physics | 21 | Expired |
| US7638590B2 | Polyhydroxyalkanoate having amide, sulfonic acid or sulfonate ester group, charge control agent and toner | Physics | 20 | Active |
| US7638194B2 | Developer carrying member, and developing assembly | Emerging Cross-Sectional Technologies | 20 | Active |
| US7452960B2 | Polyhydroxyalkanoate copolymer, resin composition, molded product, toner, image forming method and image forming apparatus | Emerging Cross-Sectional Technologies | 20 | Expired |
| US7399568B2 | Carrier for electrophotographic developer | Physics | 20 | Expired |
| US7510813B2 | Resin-coated carrier for electrophotographic developer | Physics | 18 | Active |
| US8067136B2 | Charge control agent, toner, image forming method, and image forming apparatus | Chemistry; Metallurgy | 18 | Active |
| US7795363B2 | Polymer having a sulfonic group or a sulfonate group and an amide group and method of producing same | Physics | 18 | Active |
| US8178271B2 | Polymer having a sulfonic group or a sulfonate group and an amide group and method of producing same | Physics | 17 | Active |
| US5190849A | Optical recording medium containing carboxylic acid-base metallic complex and squarylium-base or croconium-base dye | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5605732A | Aminium salt compound and optical recording medium | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5854059A | Biodegradation of an organic compound and process for upgrading the environment by removing the aforesaid compound | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5482822A | Infrared-absorptive compound and optical recording medium making use of the same | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5009987A | Optical recording medium containing IR-ray absorptive compound | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5428599A | Optical recording medium, information recording method and information reproducing method | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5024917A | Optical recording medium containing meta-position aluminium-type IR-ray absorptive compound | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5275925A | Infrared-absorptive compound containing optical recording medium | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6252027A | Thermally formed article, production process of thermally formed article, toner cartridge, and recording medium | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6316606A | Polymeric compound comprising glycopolymer and a method for decomposing the same | Emerging Cross-Sectional Technologies | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.