Inventor · Mannheim, DE

Peter Thoma

43Patents
9h-index
80Co-inventors
78Inventor score

Filing activity: Apr 9, 1976 → May 2, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6141089A Optical time domain reflectometer for measurements in optical networks with currently applied traffic signals Physics 62 Expired
US6798522B2 Wavelength measurement adjustment Physics 60 Expired
US5687964A Device for contactless guidance of sheetlike material Performing Operations; Transporting 28 Expired
US5801953A Measurement apparatus and method for the adjustment of test/measurement parameters Physics 24 Expired
US4645579A Preparation of aqueous hydroxylamine solutions Performing Operations; Transporting 14 Expired
US8569809B2 Organic semiconductor sensor device Electricity 12 Active
US6067150A Remote measurement of wavelength dependent information about optical components Physics 11 Expired
US4498335A Control arrangement for a gear testing machine Physics 10 Expired
US5941520A Contact-free sheet guiding device in a sheet-fed printing press Performing Operations; Transporting 9 Expired
US5836247A Contact-free sheet guidance device in a sheet-fed printing press Performing Operations; Transporting 7 Expired
US4795571A Purification of frozen crystal layers Performing Operations; Transporting 7 Expired
US4212725A Electrodes for electrolysis purposes Chemistry; Metallurgy 6 Expired
US8931406B2 Deliver drum and perfecting printing press having the delivery drum Performing Operations; Transporting 6 Active
US7320281B2 Method of varying a drum profile of a vario drum and vario drum for implementing the method Performing Operations; Transporting 5 Expired
US4466867A Production of blue iron hexacyanoferrate-III pigments Chemistry; Metallurgy 5 Expired
US6850326B2 Determination of an optical parameter of an optical signal Physics 5 Expired
US7141839B2 Organic semiconductor sensor device Electricity 5 Expired
US7287750B2 Machine for processing printing material sheets, in particular sheet-fed printing press, and method of operating the machine Performing Operations; Transporting 4 Expired
US6739254B2 Supporting or guiding device for sheets in a sheet processing machine, particularly a printing press Performing Operations; Transporting 4 Expired
US5067076A Circuit arrangement for serial data transfer Physics 3 Expired
US4145264A Preparation of metal-free phthalocyanines Chemistry; Metallurgy 3 Expired
US5170707A Adjusting device for varying a phase angle between an input shaft and an output shaft of a chain drive in a sheet-fed printing press Emerging Cross-Sectional Technologies 3 Expired
US7347665B2 Rubber-elastic assembly frame for an axial ventilator Mechanical Engineering; Lighting; Heating 2 Expired
US6042107A Device for contact-free sheet guidance in a sheet-fed printing press Performing Operations; Transporting 2 Expired
US5299799A Feed table in the vicinity of a side lay Performing Operations; Transporting 2 Expired

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