Yuji Doi — 12 Patents at Casio Computer Co.

Yuji Doi has been granted 12 US patents while listed as an inventor at Casio Computer Co.. The first was granted in 1985 and the most recent in November 2022. Yuji Doi ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Yuji Doi in Ooita, JP.

Patents per Year

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Showing 1–12 of 12 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
11515088	Onboard power source device	Masashi Kanayama, Hiroshi Akamatsu, KATSUNORI ATAGO, HIROKI NISHINAKA, Youichi Kageyama	2022-11-29
8783944	Switch device and wristwatch	—	2014-07-22
7773935	Broadcast information receiving terminal	Akio Koga, Norihiro Matsui, Kouji Kobayashi	2010-08-10	$103,000
7317425	Antenna device and a method of making the antenna	Shinichi Tanaka, Takanobu Kanezashi, Koji Namiki, Junrou Yano	2008-01-08	$396,000
6529226	Thermal printer and driving device for the same	Keita Sakai, Koji Toyota, Shozou Shiraga, Satoshi Yamaura	2003-03-04	$176,000
6435709	Band and wrist device	Tadao Hirano, Masaaki Hirai, Hajime Iguchi	2002-08-20
6288737	Thermal printer and drive thereof	Keita Sakai, Koji Toyota, Shozou Shiraga, Satoshi Yamaura	2001-09-11
6238083	Band and wrist device	Tadao Hirano, Masaaki Hirai, Hajime Iguchi	2001-05-29
6102596	Printing device with cutter	Masayoshi Komori, Tohru Arakawa, Shozoh Shiraga, Toshio Tanaka, Kazumine Koshi	2000-08-15	$235,000
5547076	Packaging structure	Yoshiya Kato, Takanobu Kanezashi, Yuichi Masuda	1996-08-20
4733095	Method and device for detecting average liquid level in a bottle	Michito Kurahashi, Hisao Tomikawa	1988-03-22
4509366	Flow meter for a two-phase fluid	Shigetada Matsushita	1985-04-09	$5,435,000

Yuji Doi — 12 Patents

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