Inventor · Yokohama, JP

Junya Nakajima

41Patents
10h-index
49Co-inventors
75Inventor score

Filing activity: Jan 30, 1978 → Jul 18, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US4851326A Method for processing silver halide color photographic materials using developer substantially free of bromide and benzyl alcohol Physics 16 Expired
US4756918A Method for processing silver halide color photographic materials including a counter-current bleaching-fixation system Physics 15 Expired
US4818673A Method for processing a silver halide color photographic material Physics 15 Expired
US4144068A Method for color photographic processing Physics 14 Expired
US4444873A Color photographic processing Physics 13 Expired
US4506007A Method for processing color photographic materials Physics 13 Expired
US4880728A Processing method for silver halide color photosensitive materials utilizing the overflow from the color developer Physics 12 Expired
US4695529A Image-forming process Physics 12 Expired
US4717647A Method for processing silver halide photographic elements in a bleaching bath and a blixing bath Physics 10 Expired
US4798784A Method for processing a silver halide color photographic material including a hydrolyzable type dir coupler including bleaching and bleach-fixing processing Emerging Cross-Sectional Technologies 10 Expired
US4717648A Process for processing a color reversal photographic light-sensitive material Physics 9 Expired
US4769312A Method of processing silver halide color photographic material including the use of a two bath desilvering system comprising two baths Physics 9 Expired
US4804616A Method for processing silver halide color reversal photographic material Physics 8 Expired
US4675274A Method for developing color reversal photographic materials Physics 7 Expired
US4588677A Method for processing silver halide color photosensitive materials Physics 6 Expired
US8210515B2 Document transport apparatus Electricity 6 Active
US4769313A Image forming method utilizing accelerated desilverization of color photographic material containing magneta coupler Physics 5 Expired
US4762774A Method for color image formation comprising a rapid desilvering process Physics 5 Expired
US4543322A Process for the processing of color photographic silver halide light-sensitive material Physics 4 Expired
US4525449A Method of treatment of color photographic materials Physics 4 Expired
US4962014A Process for processing silver halide color photographic materials Physics 4 Expired
US9272868B2 Document reading device Electricity 4 Active
US4876180A Method of and apparatus for processing silver halide-containing photosensitive material for color photography Physics 4 Expired
US8149476B2 Document reading apparatus Electricity 3 Active
US4901099A Water supply system for developing apparatus Emerging Cross-Sectional Technologies 3 Expired

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