Nobuo Murakami
8Patents
4h-index
9Co-inventors
50Inventor score
Filing activity: Sep 8, 1978 → Jan 30, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5131311A | Music reproducing method and apparatus which mixes voice input from a microphone and music data | Physics | 77 | Expired |
| US5552719A | Output buffer circuit having gate voltage control circuit of gate current controlling transistor connected to output transistor | Electricity | 11 | Expired |
| US4166751A | Method for setting gypsum utilizing retarder | Chemistry; Metallurgy | 9 | Expired |
| US5155043A | Method for preparing optically active substances | Chemistry; Metallurgy | 4 | Expired |
| US5238828A | Method for the preparation of an optically active 2-substituted carboxylic acid | Chemistry; Metallurgy | 4 | Expired |
| US6125074A | Semiconductor memory device having a small memory cell driving circuit | Physics | 1 | Expired |
| US9324463B2 | Preventive maintenance method and apparatus for a structural components in a reactor pressure vessel | Emerging Cross-Sectional Technologies | 1 | Active |
| US4916067A | Method for the preparation of sorbic acid by oxidizing 2,4-hexadienal with a microorganism | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.