Inventor · Sano, JP

Masaru Kobayashi

161Patents
20h-index
222Co-inventors
93Inventor score

Filing activity: Jun 3, 1974 → Mar 19, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US6509119B1 Carbon electrode material for a vanadium-based redox-flow battery Emerging Cross-Sectional Technologies 109 Expired
US8402587B2 Optical connector cleaning tool Physics 61 Active
US5648184A Electrode material for flow-through type electrolytic cell, wherein the electrode comprises carbonaceous material having at least one groove Emerging Cross-Sectional Technologies 50 Expired
US5694506A Optical connector Physics 47 Expired
US8157454B2 Releasable locking mechanism for optical connector Physics 46 Active
US5558728A Continuous fiber-reinforced titanium-based composite material and method of manufacturing the same Emerging Cross-Sectional Technologies 46 Expired
US5431530A Apparatus for transferring and stocking lead plates for storage batteries Emerging Cross-Sectional Technologies 35 Expired
USD496513S1 Combined electric washing machine and clothes drier General 32 Expired
US4331280A Method of jointing pipes by friction welding Performing Operations; Transporting 31 Expired
US5984048A Lubricant supplying mechanism for a wave gear drive Emerging Cross-Sectional Technologies 28 Expired
USD515256S1 Combined washing machine and drying machine General 27 Expired
US4749291A Inking system for wire dot matrix printer Performing Operations; Transporting 27 Expired
US5161598A Method of controlling mold pressure pin for press casting machine Performing Operations; Transporting 26 Expired
US5928658A Oil-free wax-free solid cosmetic composition Human Necessities 25 Expired
US4649005A Method for producing a liquid silicone rubber base Chemistry; Metallurgy 24 Expired
US4083220A Sub-zero temperature plastic working process for metal Emerging Cross-Sectional Technologies 23 Expired
US6268986A Motor control unit Electricity 22 Expired
USD543322S1 Electric washing machine General 22 Expired
USD623369S1 Cleaning device for optical connectors General 22 Expired
US5167883A Method for reducing the quantity of siloxane oligomer in organopolysiloxane moldings Emerging Cross-Sectional Technologies 21 Expired
US7471003B2 Vehicular power control apparatus Emerging Cross-Sectional Technologies 19 Active
US6754960B1 Device for removing coating on optical fiber Emerging Cross-Sectional Technologies 17 Expired
US8191439B2 Wave-gear-type linear-actuation mechanism Emerging Cross-Sectional Technologies 17 Active
US6269210A Optical fiber Physics 17 Expired
US5030056A Substrate transfer device Emerging Cross-Sectional Technologies 16 Expired

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