Naoyuki Kotake
12Patents
9h-index
11Co-inventors
65Inventor score
Filing activity: May 30, 1986 → Jul 13, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5090747A | Coupling socket | Mechanical Engineering; Lighting; Heating | 104 | Expired |
| USD313067S | Quick release coupling | General | 93 | Expired |
| US4733692A | Tube coupling | Emerging Cross-Sectional Technologies | 45 | Expired |
| US5261707A | Joint for connection of a corrugated pipe | Emerging Cross-Sectional Technologies | 23 | Expired |
| US6581907B1 | Pipe coupling | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| USD329495S | Coupling for a medical agent tank | General | 14 | Expired |
| US6047995A | Pipe connector | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4918969A | Forging method for a hollow article | Performing Operations; Transporting | 10 | Expired |
| US4988129A | Fluid pipe coupling | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US5984266A | Coupling for a spray apparatus | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US4951710A | Pipe coupling | Emerging Cross-Sectional Technologies | 3 | Expired |
| USD332307S | Coupling for a tank | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.