Inventor · Göttingen, DE

Hans-Stephan Albrecht

17Patents
8h-index
22Co-inventors
68Inventor score

Filing activity: Aug 6, 1998 → Jul 9, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US6160831A Wavelength calibration tool for narrow band excimer lasers Physics 48 Expired
US6285701A Laser resonator for improving narrow band emission of an excimer laser Electricity 19 Expired
US6490308B2 Laser gas replenishment method Electricity 15 Expired
US6389052B2 Laser gas replenishment method Electricity 15 Expired
US6504861B2 Laser gas replenishment method Electricity 12 Expired
US6493370B2 Laser gas replenishment method Electricity 11 Expired
US6807205B1 Precise monitor etalon calibration technique Electricity 9 Expired
US6327284A Detector with frequency converting coating Physics 8 Expired
US6735225B2 Chirp compensation method and apparatus Electricity 7 Expired
US6404796B1 Laser resonator for improving narrow band emission of an excimer laser Electricity 6 Expired
US7418022B2 Bandwidth-limited and long pulse master oscillator power oscillator laser systems Electricity 6 Active
US7266137B2 Laser gas replenishment method Electricity 4 Expired
US6618403B2 Method and apparatus for compensation of beam property drifts detected by measurement systems outside of an excimer laser Electricity 4 Expired
US6965624B2 Laser gas replenishment method Electricity 4 Expired
US6822977B1 Method and apparatus for compensation of beam property drifts detected by measurement systems outside of an excimer laser Electricity 4 Expired
US6389048B2 Detector with frequency converting coating Physics 2 Expired
US7760788B2 Bandwidth-limited and long pulse master oscillator power oscillator laser systems Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.