Inventor · Osaka, JP

Junichi Moriyama

24Patents
9h-index
42Co-inventors
75Inventor score

Filing activity: Dec 7, 1988 → Apr 29, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US6152374A Method for renting fabric articles and data code-printed sheet Emerging Cross-Sectional Technologies 95 Expired
US6785224B2 Ring configuring method and node apparatus used in the ring Electricity 43 Expired
US6041066A Method of synchronization status message processing in transmission apparatus Electricity 30 Expired
US5978354A Optical transmission system and transmission line switching control method Electricity 25 Expired
US5457555A Optical transmission system Electricity 20 Expired
US6895182B1 Optical ring transmission system using squelch method Electricity 11 Expired
US5163041A Signal branching method applied to a protection switching equipment provided in a drop-insert station of a transmission system Electricity 11 Expired
US5042067A Password security method Physics 10 Expired
US4989130A System for determining and storing valid status information received from cross coupled unit Physics 9 Expired
US9005334B2 Water-proof air-permeable filter and use of the same Performing Operations; Transporting 8 Active
US9044706B2 Water-proof air-permeable filter and use of the same Emerging Cross-Sectional Technologies 7 Active
US6879558B1 Switching method for bidirectional line switched ring and node apparatus used in the ring Electricity 6 Expired
US6540446B2 Cylindrical cutting blade and cutter head assembly which carries the cutting blade Emerging Cross-Sectional Technologies 3 Expired
US7851058B2 Sheet for suction and fixation, and method of producing the same Emerging Cross-Sectional Technologies 2 Active
US7277153B2 Elastic pressure sheet and process of manufacturing liquid crystal display plate Physics 2 Expired
US7302177B2 Optical transmission system including a plurality of optical transmission devices Electricity 1 Expired
US7710846B2 Protection member and optical pickup device using the same Physics 0 Active
US9855530B2 Water-proof air-permeable filter and use of the same Emerging Cross-Sectional Technologies 0 Active
US9708453B2 Method for producing porous polymer film and porous polymer film Chemistry; Metallurgy 0 Active
US5757276A Communication port control system Physics 0 Expired
US8941908B2 Porous electrode sheet, method for producing the same, and display device Emerging Cross-Sectional Technologies 0 Active
US9255209B2 Air-permeable sheet imparted with oil repellency Emerging Cross-Sectional Technologies 0 Active
US8228788B2 Network connection device and signal processing method in the network connection device Electricity 0 Active
US9636616B2 Water-proof air-permeable filter and use of the same Performing Operations; Transporting 0 Active

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