Kunio Ishikawa
15Patents
6h-index
38Co-inventors
66Inventor score
Filing activity: Nov 15, 1974 → Jan 17, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5455006A | Sample container turning apparatus | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4299108A | Cage-roll unit for metal pipe forming | Performing Operations; Transporting | 20 | Expired |
| US4115415A | Process for the production of alkylene glycol ether ester of organic carboxylic acid | Chemistry; Metallurgy | 19 | Expired |
| US4022808A | Process for the production of alkylene glycol ether of organic carboxylic acid | Chemistry; Metallurgy | 15 | Expired |
| US4577385A | Method and apparatus for repairing a wall of coke oven | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4749275A | Optical power meter with automatic switching of photodetectors having different wavelength sensitivity characteristics | Physics | 6 | Expired |
| US8012218B2 | Medical bone prosthetic material and process for producing the same | Human Necessities | 2 | Active |
| US5506782A | Operation management system for coke oven | Chemistry; Metallurgy | 2 | Expired |
| US10723625B2 | Method for producing octacalcium phosphate shaped product | Chemistry; Metallurgy | 1 | Active |
| US8074182B2 | Work procedure display method and system, production process management method and system, and computer program of the same | Physics | 1 | Active |
| US10392259B2 | Method for manufacturing calcium carbonate block | Human Necessities | 0 | Active |
| US11730856B2 | Method of producing product inorganic compound and product inorganic compound | Chemistry; Metallurgy | 0 | Active |
| US11246708B2 | Medical use honeycomb structure | Emerging Cross-Sectional Technologies | 0 | Active |
| US11542367B2 | Medical polymer material having excellent bone-bonding property | Human Necessities | 0 | Active |
| US11167060B2 | Method for producing calcium carbonate block | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.