Yoichiro Maruyama
11Patents
4h-index
24Co-inventors
60Inventor score
Filing activity: Apr 14, 1982 → Apr 20, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5701320A | Apparatus and method of stabilizing oscillation frequency for single axial mode frequency tunable laser oscillator and apparatus and method of frequency sweepable laser oscillation | Electricity | 9 | Expired |
| US6370166B1 | Method of enabling laser light to propagate through a medium over long distance by means of controlling its wavefront | Physics | 7 | Expired |
| US6633594B1 | Method for changing a wavelength of a laser light | Physics | 7 | Expired |
| US4584072A | Process for separating an isotope from a mixture of different isotopes by using a single laser beam | Performing Operations; Transporting | 6 | Expired |
| US6875518B2 | Ruthenium film, ruthenium oxide film and process for forming the same | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4646309A | Dye laser | Electricity | 3 | Expired |
| US4453252A | Dye laser | Electricity | 2 | Expired |
| US5287379A | Method of producing a small beam expansion of laser light | Electricity | 1 | Expired |
| US4689128A | Method of separating isotopes | Performing Operations; Transporting | 1 | Expired |
| US7117101B2 | Remote particle counter for remote measurement of the number and size distribution of suspended fine particles in the atmosphere | Physics | 1 | Expired |
| US7449532B2 | Cycloolefin copolymer obtained by ring-opening polymerization, use thereof, and process for producing retardation plate comprising the copolymer | Performing Operations; Transporting | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.