Inventor · Tokyo, JP

Hideki Hakuma

12Patents
3h-index
17Co-inventors
53Inventor score

Filing activity: Feb 20, 2003 → Jun 19, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US7560750B2 Solar cell device Emerging Cross-Sectional Technologies 25 Expired
US7001831B2 Method for depositing a film on a substrate using Cat-PACVD Emerging Cross-Sectional Technologies 12 Expired
US7989256B2 Method for manufacturing CIS-based thin film solar cell Emerging Cross-Sectional Technologies 11 Active
US8575478B2 Integrated structure of CIS based solar cell Emerging Cross-Sectional Technologies 2 Active
US9166077B2 Thin film solar cell Emerging Cross-Sectional Technologies 1 Active
US9786804B2 Thin-film solar cell and production method for thin-film solar cell Emerging Cross-Sectional Technologies 1 Active
US9269841B2 CIS-based thin film solar cell Emerging Cross-Sectional Technologies 1 Active
US7910916B2 Multi-junction type solar cell device Emerging Cross-Sectional Technologies 0 Active
US7829782B2 Photovoltaic conversion device, optical power generator and manufacturing method of photovoltaic conversion device Emerging Cross-Sectional Technologies 0 Active
US8501519B2 Method of production of CIS-based thin film solar cell Emerging Cross-Sectional Technologies 0 Active
US8614114B2 Process for producing light absorbing layer in CIS based thin-film solar cell Emerging Cross-Sectional Technologies 0 Active
US8691619B2 Laminated structure for CIS based solar cell, and integrated structure and manufacturing method for CIS based thin-film solar cell Emerging Cross-Sectional Technologies 0 Active

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