Inventor · Cincinnati, OH, US

Carl Koch

18Patents
8h-index
16Co-inventors
69Inventor score

Filing activity: Jul 17, 1974 → Oct 8, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US5581996A Method and apparatus for turbine cooling Emerging Cross-Sectional Technologies 74 Expired
US5725354A Forward swept fan blade Emerging Cross-Sectional Technologies 72 Expired
US4123196A Supersonic compressor with off-design performance improvement Emerging Cross-Sectional Technologies 20 Expired
US5188505A Structural ring mechanism for containment housing of turbofan Emerging Cross-Sectional Technologies 19 Expired
US4711761A Ductile aluminide alloys for high temperature applications Chemistry; Metallurgy 16 Expired
US4564277A Apparatus for a photographic camera with lens and film carriers which can be reset in relation to one another Physics 11 Expired
US4592634A Apparatus to separate a single sheet from a stack of several similar sheets Performing Operations; Transporting 9 Expired
US4581081A Metallic glass composition Chemistry; Metallurgy 9 Expired
US4460263A Apparatus for calculating and displaying and/or controlling exposure parameters for photographic pictures Physics 8 Expired
US3956761A Shutter device for a photographic camera Physics 8 Expired
US4180314A Apparatus for varying picture size before or after film advance Physics 6 Expired
US4436399A Apparatus for transporting or positioning of a strip-shaped light-sensitive material with reference to a picture window Physics 3 Expired
US4340292A Photographic apparatus for using roll films Physics 2 Expired
US3973269A Shutter mechanism Physics 2 Expired
US4788566A Photographic cassette for manipulation and exposure of a light-sensitive sheet Physics 1 Expired
US4314746A Rear wall construction of a photographic cassette camera Physics 1 Expired
US4678302A Apparatus for handling light-sensitive photographic sheet material in ambient light Physics 1 Expired
US9773962B2 Formation of bismuth strontium calcium copper oxide superconductors Performing Operations; Transporting 0 Active

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