Japan Science and Technology
450Patents
10Active
450Granted
41Portfolio score
Filing activity: Jun 7, 1995 → May 11, 2010 · 10 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6727522B1 | Transistor and semiconductor device | Electricity | 3,995 | Expired |
| US6162323A | Plasma processing apparatus | Electricity | 606 | Expired |
| US6344084B1 | Combinatorial molecular layer epitaxy device | Emerging Cross-Sectional Technologies | 476 | Expired |
| US6270505A | Endo-bag with inflation-type receiving mouth and instrument for inserting endo-bag | Human Necessities | 220 | Expired |
| US7009652B1 | Image input apparatus | Physics | 118 | Expired |
| US5840028A | Ultrasonic diagnostic equipment | Human Necessities | 103 | Expired |
| US6667830B1 | Super-resolution microscope system and method for illumination | Physics | 93 | Expired |
| US6057561A | Optical semiconductor element | Electricity | 88 | Expired |
| US6118849A | Microstrip gas chamber high-speed data acquisition system and method of measuring samples by use of the system | Physics | 87 | Expired |
| US7026911B2 | Point contact array, not circuit, and electronic circuit comprising the same | Physics | 70 | Expired |
| US6265327A | Method for forming an insulating film on semiconductor substrate surface and apparatus for carrying out the method | Emerging Cross-Sectional Technologies | 70 | Expired |
| US6463314B1 | Nanosecond gate spectroscopic diagnostic device | Physics | 68 | Expired |
| US6618531B1 | Variable wavelength short pulse light generating device and method | Physics | 64 | Expired |
| US6054507A | Metal-organic polymer composite structure and production thereof | Performing Operations; Transporting | 63 | Expired |
| US6729161B1 | Method of selectively reforming an inner part of an inorganic body | Performing Operations; Transporting | 61 | Expired |
| US6878962B1 | Semiconductor device | Electricity | 56 | Expired |
| US6184381A | Process for preparing optically active compounds | Chemistry; Metallurgy | 54 | Expired |
| US5983169A | Method for automated translation of conjunctive phrases in natural languages | Physics | 53 | Expired |
| US6965381B2 | Multi-person shared display device | Electricity | 52 | Expired |
| US6446629B1 | Artificial respiration apparatus | Human Necessities | 47 | Expired |
| US6728281B1 | Quantum-dot photon turnstile device | Emerging Cross-Sectional Technologies | 45 | Expired |
| US6090556A | Method for quantitatively determining the expression of a gene | Chemistry; Metallurgy | 45 | Expired |
| US6013332A | Boron doping by decaborane | Emerging Cross-Sectional Technologies | 44 | Expired |
| US7024001B1 | Stethoscope | Human Necessities | 43 | Expired |
| US6177544A | Collagen-based auxiliary agent for ophthalmic surgery | Emerging Cross-Sectional Technologies | 43 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.