Kiyoshi Yamazaki
16Patents
6h-index
46Co-inventors
66Inventor score
Filing activity: Jan 13, 1989 → Mar 4, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5911960A | Process for purifying exhaust gases | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6933259B2 | Composite oxide powder, a method for producing the same and a catalyst using the same | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5751393A | Spectacles frame having biased auxiliary temples | Physics | 13 | Expired |
| US5352337A | Method for reducing nitrogen oxides | Performing Operations; Transporting | 9 | Expired |
| US6846597B2 | Photomask inspecting method | Physics | 9 | Expired |
| US8904765B2 | Internal combustion engine | Emerging Cross-Sectional Technologies | 6 | Active |
| US6673739B2 | Catalyst for CO shift reaction | Emerging Cross-Sectional Technologies | 6 | Expired |
| US8475921B2 | Composite material, composite material substrate, composite material dispersed fluid, and manufacturing methods thereof | Emerging Cross-Sectional Technologies | 3 | Active |
| US9475003B2 | Exhaust gas purification catalyst, method of producing the same, and exhaust gas purification method using the same | Emerging Cross-Sectional Technologies | 2 | Active |
| US6978750B2 | Cam follower provided with rocker arm made of sheet metal | Emerging Cross-Sectional Technologies | 2 | Expired |
| US4926265A | Apparatus and method for preventing paper interference in a recording device | Electricity | 2 | Expired |
| US6801824B2 | Substrate selector | Emerging Cross-Sectional Technologies | 1 | Expired |
| US11008663B2 | Electrolysis system | Emerging Cross-Sectional Technologies | 0 | Active |
| US11133512B2 | Bipolar plate | Emerging Cross-Sectional Technologies | 0 | Active |
| US9566566B2 | Hydrogen production catalyst, method for producing hydrogen and hydrogen production apparatus using the same | Emerging Cross-Sectional Technologies | 0 | Active |
| US9162203B1 | Hydrogen generator | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.