Masaru Mitsui — 24 Patents at Hoya

Masaru Mitsui has been granted 24 US patents while listed as an inventor at Hoya. The first was granted in 1997 and the most recent in February 2014. Masaru Mitsui ranks #168,038 of 4,157,543 US inventors in our database (top 4.0%). Patent records list Masaru Mitsui in Yamanashi, JP.

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
8652306	Method for manufacturing mask blank, method for manufacturing transfer mask, sputtering target for manufacturing mask blank	—	2014-02-18
8039178	Manufacturing method of transparent substrate for mask blanks, manufacturing method of mask blanks, manufacturing method of exposure masks, manufacturing method of semiconductor devices, manufacturing method of liquid crystal display devices, and defect correction method of exposure masks	Masaru Tanabe	2011-10-18
7862960	Manufacturing method of transparent substrate for mask blanks, manufacturing method of mask blanks, manufacturing method of exposure masks, manufacturing method of semiconductor devices, manufacturing method of liquid crystal display devices, and defect correction method of exposure masks	Masaru Tanabe	2011-01-04
7833387	Mask blank manufacturing method and sputtering target for manufacturing the same	Toshiyuki Suzuki	2010-11-16
7635950	Short-arc type high pressure discharge lamp having gaps formed among electrode axes, metal foils and a glass material surface	Kiyotaka Tanba, Takayuki Kagami, Nobuo Kanai, Yasuhito Sakai	2009-12-22	$923,000
7601468	Process for manufacturing half-tone phase shifting mask blanks	Toshiyuki Suzuki, Shigenori Ishihara	2009-10-13
D568839	Photomask blank	Shigekazu Matsui, Masao Ushida, Osamu Nagarekawa	2008-05-13
D543160	Photomask blank	Shigekazu Matsui, Masao Ushida, Osamu Nagarekawa	2007-05-22
7217481	Photomask blank, photomask, methods of manufacturing the same and methods of forming micropattern	Haruhiko Yamagata, Masao Ushida	2007-05-15
D537048	Photomask blank	—	2007-02-20
7141339	Process for manufacturing half-tone phase shifting mask blanks	Toshiyuki Suzuki, Shigenori Ishihara	2006-11-28
7026077	Photomask blank manufacturing method	Toshiyuki Suzuki, Shigenori Ishihara	2006-04-11
6899979	Photomask blank, photomask, methods of manufacturing the same, and method of forming micropattern	Haruhiko Yamagata, Masao Ushida	2005-05-31
6762000	Phase shift mask blank, photo mask blank and manufacturing apparatus and method of blanks	Osamu Nozawa, Hitoshi Ootsuka, Hideaki Mitsui	2004-07-13
6723477	Method for manufacturing phase shift mask blank and method for manufacturing phase shift mask	Osamu Nozawa, Hideaki Mitsui	2004-04-20
6475681	Phase shift mask and phase shift mask blank	Kimihiro Okada, Hideki Suda	2002-11-05
6242138	Phase shift mask and phase shift mask blank	Kimihiro Okada, Hideki Suda	2001-06-05
6153341	Phase shift mask and phase shift mask blank	Kimihiro Okada, Hideki Suda	2000-11-28
6037083	Halftone phase shift mask blanks, halftone phase shift masks, and fine pattern forming method	—	2000-03-14
5942356	Phase shift mask and phase shift mask blank	Kimihiro Okada, Hideki Suda	1999-08-24
5858582	Phase shift mask and phase shift mask blank	—	1999-01-12
5849439	Method for preparing phase shift mask blank, and phase mask	—	1998-12-15
5804337	Phase shift mask and phase shift mask blank	—	1998-09-08
5635315	Phase shift mask and phase shift mask blank	—	1997-06-03

Masaru Mitsui — 24 Patents

Issued Patents All Time

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