Junichi Ida
15Patents
7h-index
22Co-inventors
66Inventor score
Filing activity: May 19, 1989 → Oct 9, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5855663A | Carbon fibers for reinforcement of cement and cement composite material | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5652058A | Carbon fiber rovings for reinforcement of concrete | Emerging Cross-Sectional Technologies | 26 | Expired |
| US6346505B1 | Cleaning solution for electromaterials and method for using same | Electricity | 16 | Expired |
| US5169535A | Method of removing endotoxin | Performing Operations; Transporting | 15 | Expired |
| US4975542A | Method for preparing granular porous chitosan | Chemistry; Metallurgy | 12 | Expired |
| US5686181A | Carbon fibers for reinforcement of cement and cement composite material | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6450181B1 | Cleaning solution for electronic materials and method for using same | Electricity | 10 | Expired |
| US7329312B2 | Apparatus for supplying water containing dissolved gas | Chemistry; Metallurgy | 6 | Active |
| US5694284A | Discharge type surge absorbing element and method for making the same | Electricity | 6 | Expired |
| US5298834A | Display discharge lamp | Electricity | 5 | Expired |
| US8999069B2 | Method for producing cleaning water for an electronic material | Chemistry; Metallurgy | 4 | Active |
| US6409918B1 | Apparatus for supplying ozonated ultrapure water | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6372699B1 | Cleaning solution for electronic materials and method for using same | Electricity | 3 | Expired |
| US6431186B1 | Method of cleaning electronic components | Electricity | 3 | Expired |
| US9528079B2 | Substrate cleaning liquid and substrate cleaning method | Chemistry; Metallurgy | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.