Category:Eiji KUMAKURA

Eiji KUMAKURA

Executive Summary

Eiji KUMAKURA is an inventor who has filed 10 patents. Their primary areas of innovation include {the refrigerant containing more than one component ( (3 patents), Compression machines, plants or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit ( (2 patents), Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point (2 patents), and they have worked with companies such as DAIKIN INDUSTRIES, LTD. (10 patents). Their most frequent collaborators include (9 collaborations), (8 collaborations), (8 collaborations).

Patent Filing Activity

File:Eiji KUMAKURA Monthly Patent Applications.png

Technology Areas

File:Eiji KUMAKURA Top Technology Areas.png

List of Technology Areas

• F25B9/006 ({the refrigerant containing more than one component (): 3 patents
• F25B7/00 (Compression machines, plants or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit (): 2 patents
• F25B9/002 (Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point): 2 patents
• F25B43/00 (Arrangements for separating or purifying gases or liquids (in analysers or rectifiers): 2 patents
• F25B9/008 (Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point): 2 patents
• F25B45/00 (Arrangements for charging or discharging refrigerant): 2 patents
• F25B41/20 (Disposition of valves, e.g. of on-off valves or flow control valves (expansion valves): 2 patents
• F25B29/003 (Combined heating and refrigeration systems, e.g. operating alternately or simultaneously): 1 patents
• F25B43/006 ({Accumulators}): 1 patents
• B60H1/00392 ({for electric vehicles having only electric drive means}): 1 patents
• F25B49/00 (Arrangement or mounting of control or safety devices): 1 patents
• F25B2700/00 (REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS): 1 patents
• F25B2600/2501 (REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS): 1 patents
• F25B2400/23 (REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS): 1 patents
• F25B2400/08 (REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS): 1 patents
• F25B2345/002 (REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS): 1 patents
• F25B2345/001 (REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS): 1 patents
• C09K5/045 (MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE): 1 patents
• C09K2205/106 (MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE): 1 patents
• C09K2205/122 (MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE): 1 patents
• C09K2205/126 (MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE): 1 patents
• F25B5/02 (REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS): 1 patents
• F25B49/02 (for compression type machines, plants or systems): 1 patents
• F25B2700/19 (REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS): 1 patents
• F25B2700/21 (REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS): 1 patents

Companies

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List of Companies

• DAIKIN INDUSTRIES, LTD.: 10 patents

Collaborators

• Atsushi YOSHIMI (9 collaborations)
• Ryuhei KAJI (8 collaborations)
• Hiroki UEDA (8 collaborations)
• Masaki TANAKA (8 collaborations)
• Masaki NAKAYAMA (8 collaborations)
• Ikuhiro IWATA (5 collaborations)
• Takuro YAMADA (4 collaborations)
• Takeru MIYAZAKI (3 collaborations)
• Tetsushi TSUDA (2 collaborations)
• Osamu TANAKA (2 collaborations)
• Hirokazu FUJINO (2 collaborations)
• Shinjiro DOMI (1 collaborations)
• Kazuhiro FURUSHO (1 collaborations)
• Masaru TANAKA (1 collaborations)
• Shun ONKUBO (1 collaborations)
• Mitsushi ITANO (1 collaborations)
• Yuuki YOTSUMOTO (1 collaborations)
• Akihito MIZUNO (1 collaborations)
• Tomoyuki GOTOU (1 collaborations)
• Yasufu YAMADA (1 collaborations)
• Tatsumi TSUCHIYA (1 collaborations)
• Kenji GOBOU (1 collaborations)
• Hitomi KUROKI (1 collaborations)
• Daisuke KARUBE (1 collaborations)
• Tatsuya TAKAKUWA (1 collaborations)
• Hiroki IKARASHI (1 collaborations)
• Hideho SAKAGUCHI (1 collaborations)