Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Gas chromatographic apparatus

Gas chromatographic apparatus

US Patent 4470832 · Granted Sep 11, 1984

Estimated economic value: $87,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Electrically insulated coils and a method of manufacturing thereof1995
Photosensitive element for electrophotography1993
Thermosetting resin composition, and prepreg and laminated sheet which use the s1993
Optical d.c. voltage transformer1992
Prepreg from poly(p-hydroxystyrene), epoxy-modified polybutadiene and maleimide1992
Multi-layer circuit board, method of manufacturing the same and application ther1991
Resin composition for printed circuit board1991
Resin composition for printed circuit board and such board formed by use thereof1990
Composition comprising poly(p-hydroxystrene) derivative, epoxy-modified polybuta1990
Gas-insulated stationary induction electrical apparatus1990
Integrated circuit device1989
Thermosetting resin composition and laminate and process for the production ther1988