Inventor · Ehningen, DE

Walter Jahn

27Patents
10h-index
25Co-inventors
75Inventor score

Filing activity: Feb 19, 1974 → Aug 21, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US4620721A Automatic passenger safety system Performing Operations; Transporting 36 Expired
US4225459A Glasses having a low non-linear refractive index for laser applications Emerging Cross-Sectional Technologies 29 Expired
US4061486A Process for the manufacture of optical bodies with refractive index gradients Chemistry; Metallurgy 27 Expired
US4135737A Adjustable upper deflection fitting for a shoulder belt Performing Operations; Transporting 19 Expired
US5961060A Belt roller for a safety belt system of a passenger seat Performing Operations; Transporting 19 Expired
US3954479A High-temperature and wear-resistant antifriction material having low thermal expansions Chemistry; Metallurgy 18 Expired
US4022707A Athermal laser glass Electricity 18 Expired
US4173357A Installation for adjusting the height of the upper anchoring or deflection point for the shoulder belt of a belt system Performing Operations; Transporting 14 Expired
US5174600A Motor vehicle with a safety belt and an airbag system Performing Operations; Transporting 14 Expired
US4142274A Guide installation for a belt-band adapted to be wound-off or on a magazine roll of a safety belt system Emerging Cross-Sectional Technologies 14 Expired
US4025169A High speed wide angle objective lens system Physics 9 Expired
US4210365A Fastening arrangement of safety belt locks at motor vehicle seats Performing Operations; Transporting 9 Expired
US4177319A Glass for the production of optical elements with refractive index gradients Emerging Cross-Sectional Technologies 9 Expired
US4166642A Installation accommodated in a hollow vehicle bearer for the height adjustment of an upper deflection fitting for the shoulder belt of a belt system Performing Operations; Transporting 8 Expired
US4341359A Guide arrangement for a safety belt Performing Operations; Transporting 8 Expired
US5403070A Safety belt fastening to a holding fixture Performing Operations; Transporting 5 Expired
US4228968A Reel for automatic safety belts for vehicles, especially motor vehicles Performing Operations; Transporting 5 Expired
US4093274A Upper fitting of a shoulder strap arranged displaceable in height within a body hollow space Performing Operations; Transporting 4 Expired
US4257811A Solarization and irradiation resistant optical glasses Emerging Cross-Sectional Technologies 4 Expired
US5823457A Safety belt reeling device with comfort function Performing Operations; Transporting 4 Expired
US4955637A Anchoring of end points of safety belts Performing Operations; Transporting 4 Expired
US4795191A Device for automatically adjusting and locking the height of a deflection fitting of a safety belt in vehicles Performing Operations; Transporting 1 Expired
US4204976A Glass for radio-photoluminescence dosimetry Chemistry; Metallurgy 1 Expired
US4727631A Lock for safety belts Emerging Cross-Sectional Technologies 1 Expired
US4969664A Device for the vertical adjustment of an upper safety belt fitting Performing Operations; Transporting 0 Expired

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