Patent assignee · JP · COMPANY

KELK Ltd.

69Patents
69Active
69Granted
55Portfolio score

Filing activity: Jul 29, 2005 → Sep 29, 2023 · 7 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US9798308B2 Temperature controller for semiconductor wafer and temperature control method for semiconductor wafer Electricity 392 Active
US8490684B2 Device and method for adjusting temperature of fluid Physics 11 Active
US8600543B2 Apparatus and method for controlling temperature of semiconductor wafers Electricity 5 Active
US7495542B2 Film temperature sensor and temperature sensing substrate Physics 4 Active
US7938577B2 Fluid temperature control device Electricity 4 Active
US9852888B2 Circulating cooling/heating device Electricity 3 Active
US9062894B2 Fluid heating device Mechanical Engineering; Lighting; Heating 3 Active
US10559736B2 Thermoelectric generator Electricity 2 Active
US9793462B2 Thermoelectric module, thermoelectric power generating apparatus, and thermoelectric generator Electricity 2 Active
US9871179B2 Thermoelectric power module Electricity 2 Active
US10355189B2 Thermoelectric generation unit Electricity 2 Active
US11811179B2 Electrode connection structure and detection device Electricity 1 Active
US10801958B2 Optical sensor Electricity 1 Active
US11415468B2 Thermoelectric generator transmitter Electricity 1 Active
US10193046B2 Thermoelectric generating device and thermoelectric generating method Electricity 1 Active
US11797033B2 Temperature control system and temperature control method Emerging Cross-Sectional Technologies 1 Active
US8109328B2 Fluid temperature control device Mechanical Engineering; Lighting; Heating 1 Active
US10157761B2 Temperature controller of semiconductor wafer Electricity 1 Active
US10147859B2 Thermoelectric power module Electricity 1 Active
US10903093B2 Heating device Electricity 1 Active
US11935767B2 Temperature control device Electricity 1 Active
US11765974B2 Thermoelectric power generation device Electricity 0 Active
US11953491B2 Detection device Electricity 0 Active
US12271157B2 Temperature control system with circulating fluid Electricity 0 Active
US9170036B2 Thermoelectric module Electricity 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.