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IPC Subgroup
H02S 40/44

Means to utilise heat energy, e.g. hybrid systems producing warm water and electricity at the same time

Introduced: January 2014

Full Title

Components or accessories in combination with PV modules, not provided for in groups > Thermal components > Means to utilise heat energy, e.g. hybrid systems producing warm water and electricity at the same time

Classification Context

Section:
ELECTRICITY
Class:
GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
Subclass:
GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES

Filing statistics

IPC H02S 40/44 belongs to the parent subclass H02S, which recorded 178,704 patent applications worldwide between 2013 and 2023. Annual filings grew from 3,332 in 2013 to 30,129 in 2023 (+804%). The most active applicants in class H02 are SGCC(STATE GRID CORPORATION OF CHINA) (54,496 applications), MITSUBISHI ELECTRIC CORPORATION (10,495 applications) and TOYOTA MOTOR CORPORATION (9,464 applications).

Source: EPO PATSTAT, worldwide filings

Additional Content

Means to utilise heat energy directly associated with the PV cell or integrated with the PV cell

Top Applicants

Top 10 applicants by patent filingsfor class H02, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SGCC(STATE GRID CORPORATION OF CHINA) 54,496
  2. MITSUBISHI ELECTRIC CORPORATION JP 10,495
  3. TOYOTA MOTOR CORPORATION 9,464
  4. GUANGDONG POWER GRID CORPORATION 9,339
  5. ROBERT BOSCH DE 8,226
  6. SIEMENS DE 8,218
  7. DENSO CORPORATION 7,063
  8. MITSUBISHI ELECTRIC CORPORATION 6,619
  9. SAMSUNG ELECTRONICS COMPANY KR 5,826
  10. GREE ELECTRIC APPLIANCES 5,094