Inventor
YAJIMA TAKAHIRO
JP39 patents
⚠️ This page may combine multiple inventors who share the name “YAJIMA TAKAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
34 patentsUS5720826AFeb 24, 1998
Photovoltaic element and fabrication process thereof
CANON KK132 citations98
US7074641B2Jul 11, 2006
Method of forming silicon-based thin film, silicon-based thin film, and photovoltaic element
CANON KK47 citations92
US6855377B2Feb 15, 2005
Deposited film forming apparatus and deposited film forming method
CANON KK21 citations92
US6399411B1Jun 4, 2002
Method for forming non-single-crystal semiconductor thin film, and method for producing photovoltaic device
CANON KK35 citations92
US6287943B1Sep 11, 2001
Deposition of semiconductor layer by plasma process
CANON KK28 citations92
US6271055B1Aug 7, 2001
Process for manufacturing semiconductor element using non-monocrystalline semiconductor layers of first and second conductivity types and amorphous and microcrystalline I-type semiconductor layers
CANON KK28 citations92
US6162988ADec 19, 2000
Photovoltaic element
CANON KK18 citations92
US6159763ADec 12, 2000
Method and device for forming semiconductor thin film, and method and device for forming photovoltaic element
CANON KK39 citations92
US6159300ADec 12, 2000
Apparatus for forming non-single-crystal semiconductor thin film, method for forming non-single-crystal semiconductor thin film, and method for producing photovoltaic device
CANON KK23 citations92
US6153013ANov 28, 2000
Deposited-film-forming apparatus
CANON KK47 citations92
US5927994AJul 27, 1999
Method for manufacturing thin film
CANON KK38 citations92
US5897332AApr 27, 1999
Method for manufacturing photoelectric conversion element
CANON KK20 citations92
US5769963AJun 23, 1998
Photovoltaic device
CANON KK39 citations92
US6638359B2Oct 28, 2003
Deposited film forming apparatus and deposited film forming method
CANON KK14 citations84
US6495392B2Dec 17, 2002
Process for producing a semiconductor device
CANON KK17 citations84
US6472296B2Oct 29, 2002
Fabrication of photovoltaic cell by plasma process
CANON KK7 citations74
US6368944B1Apr 9, 2002
Method of manufacturing photovoltaic element and apparatus therefor
CANON KK6 citations74
US6025039AFeb 15, 2000
Method for producing a photovoltaic cell
CANON KK13 citations74
US11835562B2Dec 5, 2023
Detector and image forming apparatus
CANON KK2 citations73
US6531654B2Mar 11, 2003
Semiconductor thin-film formation process, and amorphous silicon solar-cell device
CANON KK8 citations73
US12178111B2Dec 24, 2024
Vapor deposition mask and method of manufacturing device using vapor deposition mask
CANON KK0 citations63
US6530341B1Mar 11, 2003
Deposition apparatus for manufacturing thin film
CANON KK3 citations63
US12245446B2Mar 4, 2025
Semiconductor device having quantum dots, display device, imaging system, and moving body
CANON KK0 citations62
US12232341B2Feb 18, 2025
Photoelectric conversion element, light-receiving element including the same, photoelectric conversion apparatus, mobile unit, method for manufacturing photoelectric conversion film, and method for manufacturing photoelectric conversion element
CANON KK0 citations62
US11569277B2Jan 31, 2023
Semiconductor device
CANON KK0 citations62
US11410979B2Aug 9, 2022
Light-emitting element, and method for producing a light-emitting element
CANON KK1 citations62
US6526910B2Mar 4, 2003
Apparatus and method for forming a deposited film by means of plasma CVD
CANON KK6 citations62
US6470823B2Oct 29, 2002
Apparatus and method for forming a deposited film by a means of plasma CVD
CANON KK4 citations62
US11374189B2Jun 28, 2022
Quantum dot, photoelectric conversion element including the same, light receiving element, photoelectric conversion apparatus, moving object, method for producing quantum dot, and method for producing photoelectric conversion element
CANON KK1 citations61
US11476306B2Oct 18, 2022
Semiconductor apparatus, photodetection system, light emitting system, and moving body
CANON KK0 citations52
US10692915B2Jun 23, 2020
Imaging device and method of manufacturing imaging device
CANON KK0 citations52
US6846521B2Jan 25, 2005
Apparatus and method for forming deposited film
CANON KK0 citations52
US6632284B2Oct 14, 2003
Apparatus and method for forming deposited film
CANON KK0 citations52
US6800539B2Oct 5, 2004
Thin film formation method
CANON KK0 citations51