Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Yuichi Sonoda — 20 Patents

Canon: 20 patents #3,260 of 19,416Top 20%
Kosai, JP: #31 of 373 inventorsTop 9%
Overall (All Time): #214,803 of 4,157,543Top 6%
20 Patents All Time
Yuichi Sonoda has been granted 20 US patents while listed as an inventor at Canon. The first was granted in 1997 and the most recent in November 2008. Yuichi Sonoda ranks #214,803 of 4,157,543 US inventors in our database (top 5.2%). Patent records list Yuichi Sonoda in Kosai, JP.

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7445952 Method of forming laminate and method of manufacturing photovoltaic device Takaharu Kondo, Hideo Tamura, Atsushi Yasuno, Noboru Toyama, Masumitsu Iwata +2 more 2008-11-04 $328,000
7282132 Zinc oxide film treatment method and method of manufacturing photovoltaic device utilizing the same Masumitsu Iwata, Noboru Toyama, Ryo Hayashi, Tomonori Nishimoto, Takaharu Kondo +2 more 2007-10-16 $288,000
7112264 Plating apparatus and method Hidetoshi Tsuzuki, Noboru Toyama, Yasuyoshi Takai, Ryo Hayashi, Masumitsu Iwata +1 more 2006-09-26 $345,000
6951771 Method of forming laminate and method of manufacturing photovoltaic device Takaharu Kondo, Hideo Tamura, Atsushi Yasuno, Noboru Toyama, Masumitsu Iwata +2 more 2005-10-04 $143,000
6802953 Method of producing zinc oxide thin film, method of producing photovoltaic device and method of producing semiconductor device Masafumi Sano 2004-10-12 $134,000
6752915 Web conveying apparatus, and apparatus and method for electrodeposition using web conveying apparatus Kozo Arao, Noboru Toyama, Yusuke Miyamoto 2004-06-22 $271,000
6733650 Apparatus and process for producing zinc oxide film Kozo Arao, Noboru Toyama, Yusuke Miyamoto 2004-05-11 $212,000
6660931 Substrate for solar cell, solar cell having the same, and production process of solar cell Noboru Toyama, Yusuke Miyamoto 2003-12-09 $158,000
6632346 Process for electrodepositing zinc oxide film Kozo Arao, Noboru Toyama, Yusuke Miyamoto 2003-10-14 $151,000
6592739 Process and apparatus for forming zinc oxide film, and process and apparatus for producing photovoltaic device Kozo Arao, Noboru Toyama, Yusuke Miyamoto 2003-07-15 $237,000
6576112 Method of forming zinc oxide film and process for producing photovoltaic device using it Noboru Toyama, Yusuke Miyamoto, Hidetoshi Tsuzuki 2003-06-10 $262,000
6544877 Method of producing thin film of zinc oxide, process for manufacturing photovoltaic element using its method, and photovoltaic element Kozo Arao, Noboru Toyama, Yusuke Miyamoto 2003-04-08 $132,000
6475367 Electrodeposition method Noboru Toyama, Kozo Arao, Yusuke Miyamoto 2002-11-05 $74,000
6471848 Electrodeposition method of forming an oxide film Kozo Arao, Noboru Toyama, Yusuke Miyamoto 2002-10-29 $65,000
6383359 Method for forming a zinc oxide layer and method for producing a photovoltaic device Kozo Arao, Hideo Tamura, Noboru Toyama, Yusuke Miyamoto 2002-05-07 $102,000
6346184 Method of producing zinc oxide thin film, method of producing photovoltaic device and method of producing semiconductor device Masafumi Sano 2002-02-12 $246,000
6238808 Substrate with zinc oxide layer, method for producing zinc oxide layer, photovoltaic device, and method for producing photovoltaic device Kozo Arao, Hideo Tamura, Noboru Toyama, Yusuke Miyamoto 2001-05-29 $251,000
6133061 Method of forming thin zinc oxide film, and method of producing semiconductor element substrate and photovoltaic element using thin zinc oxide film 2000-10-17 $186,000
6068755 Process for forming zinc oxide film and processes for producing semiconductor device plate and photo-electricity generating device using the film Koichi Matsuda, Tetsuro Nakamura 2000-05-30 $432,000
5603778 Method of forming transparent conductive layer, photoelectric conversion device using the transparent conductive layer, and manufacturing method for the photoelectric conversion device 1997-02-18 $44,000