Hiroyasu Takeuchi
10Patents
9h-index
14Co-inventors
65Inventor score
Filing activity: Jan 25, 1982 → Aug 24, 1993
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5338356A | Calcium phosphate granular cement and method for producing same | Chemistry; Metallurgy | 97 | Expired |
| US4497075A | Filler for filling in defects or hollow portions of bones | Human Necessities | 97 | Expired |
| US4429691A | Method for filling in defects or hollow portions of bones | Human Necessities | 84 | Expired |
| US5152836A | Hydraulic calcium phosphate cement composition and cement composition containing hardening liquid | Chemistry; Metallurgy | 69 | Expired |
| US4735857A | Fiber glass mainly composed of calcium phosphate | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4613577A | Fiber glass mainly composed of calcium phosphate | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4820573A | Fiber glass mainly composed of calcium phosphate | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4957437A | Artificial tooth | Human Necessities | 21 | Expired |
| US5227147A | Apatite whisker and method for preparation thereof | Chemistry; Metallurgy | 11 | Expired |
| US5418432A | Variable color luminaire | Electricity | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.