Inventor
NAKAGAWA YASUO
JP48 patents
⚠️ This page may combine multiple inventors who share the name “NAKAGAWA YASUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
25 patentsUS4391511AJul 5, 1983
Light exposure device and method
HITACHI LTD153 citations99
US5278012AJan 11, 1994
Method for producing thin film multilayer substrate, and method and apparatus for detecting circuit conductor pattern of the substrate
HITACHI LTD237 citations97
US4791586ADec 13, 1988
Method of and apparatus for checking geometry of multi-layer patterns for IC structures
HITACHI LTD99 citations96
US4611292ASep 9, 1986
Robot vision system
HITACHI LTD80 citations96
US4575304AMar 11, 1986
Robot system for recognizing three dimensional shapes
HITACHI LTD119 citations96
US4343553AAug 10, 1982
Shape testing apparatus
HITACHI LTD57 citations96
US4162126AJul 24, 1979
Surface detect test apparatus
HITACHI LTD104 citations96
US5051585ASep 24, 1991
Apparatus and method of pattern detection based on a scanning transmission electron microscope
HITACHI LTD73 citations95
US4410278AOct 18, 1983
Method and apparatus for appearance inspection
HITACHI LTD79 citations95
US4403294ASep 6, 1983
Surface defect inspection system
HITACHI LTD61 citations95
US5151609ASep 29, 1992
Method of detecting solid shape of object with autofocusing and image detection at each focus level
HITACHI LTD152 citations94
US5059559AOct 22, 1991
Method of aligning and bonding tab inner leads
HITACHI LTD88 citations94
US4772125ASep 20, 1988
Apparatus and method for inspecting soldered portions
HITACHI LTD82 citations94
US4641527AFeb 10, 1987
Inspection method and apparatus for joint junction states
HITACHI LTD30 citations93
US5015097AMay 14, 1991
Method for inspecting filled state of via-holes filled with fillers and apparatus for carrying out the method
HITACHI LTD28 citations92
US4953224AAug 28, 1990
Pattern defects detection method and apparatus
HITACHI LTD55 citations92
US4872187AOct 3, 1989
X-ray tomographic imaging system and method
HITACHI LTD33 citations92
US4814615AMar 21, 1989
Method and apparatus for detecting defect in circuit pattern of a mask for X-ray exposure
HITACHI LTD31 citations92
US4654583AMar 31, 1987
Method and apparatus for detecting defects of printed circuit patterns
HITACHI LTD32 citations92
US4527326AJul 9, 1985
Part feeding and assembling system
HITACHI LTD48 citations92
US4226539AOct 7, 1980
Cylindrical body appearance inspection apparatus
HITACHI LTD57 citations92
US4472056ASep 18, 1984
Shape detecting apparatus
HITACHI LTD48 citations91
US4553844ANov 19, 1985
Configuration detecting method and system
HITACHI LTD26 citations81
US4491787AJan 1, 1985
Flatness measuring device
HITACHI LTD12 citations74
US5930382AJul 27, 1999
Wiring pattern inspecting method and system for carrying out the same
HITACHI LTD15 citations70
SUMITOMO BAKELITE CO
7 patentsUS4732939AMar 22, 1988
Flame-retardant olefinic resin compositions
SUMITOMO BAKELITE CO54 citations95
US4801639AJan 31, 1989
Flame-retardant olefinic resin composition
SUMITOMO BAKELITE CO31 citations91
US4462919AJul 31, 1984
Ferromagnetic resin composition containing polymeric surface precoated magnetic rare earth cobalt powders
SUMITOMO BAKELITE CO35 citations87
US5002996AMar 26, 1991
Flame retardant olefinic resin composition
SUMITOMO BAKELITE CO28 citations86
US4441875AApr 10, 1984
Mold apparatus for forming article under influence of magnetic field
SUMITOMO BAKELITE CO22 citations82
US4008295AFeb 15, 1977
Thermoplastic resin composition
SUMITOMO BAKELITE CO4 citations57
US3959407AMay 25, 1976
Thermoplastic resin composition
SUMITOMO BAKELITE CO2 citations57
TEIJIN LTD
5 patentsUS4172938AOct 30, 1979
Process for producing polyamides with lactam or urea solvent and CaCl2
TEIJIN LTD235 citations96
US4018735AApr 19, 1977
Anisotropic dopes of aromatic polyamides
TEIJIN LTD121 citations96
US4075172AFeb 21, 1978
Novel aromatic copolyamides prepared from 3,4' diphenylene type diamines, and shaped articles therefrom
TEIJIN LTD49 citations89
US4309476AJan 5, 1982
Core-in-sheath type aromatic polyamide fiber and process for producing the same
TEIJIN LTD14 citations74
US4245066AJan 13, 1981
Wholly aromatic polyamide blend composition
TEIJIN LTD13 citations74
TAKEDA PHARMACEUTICALS CO
3 patentsUS10980825B2Apr 20, 2021
Cyclic dinucleotide
TAKEDA PHARMACEUTICALS CO6 citations82
US11666594B2Jun 6, 2023
Antibody-drug conjugates comprising a cyclic dinucleotide
TAKEDA PHARMACEUTICALS CO2 citations70
US12171777B2Dec 24, 2024
Methods of making a cyclic dinucleotide
TAKEDA PHARMACEUTICALS CO0 citations60