IDiyas

For the Inventor, By the Inventor

Saitama, Japan

Susumu Kawada

USPTO Granted Patents = 9

Average Co-Inventor Count = 5.0

ph-index = 7

Forward Citations = 141(Granted Patents)


Location History:

  • Chichibu, JP (1997 - 1999)
  • Saitama-ken, JP (2001 - 2004)
  • Saitama, JP (1996 - 2007)

Company Filing History:

goldMedal5 out of 15 
 
Ulvac Coating Corporation
 patents
silverMedal2 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents
bronzeMedal2 out of 3,781 
 
Renesas Technology Corp.
 patents
4. 1 out of 3,192 
 
Dai Nippon Printing Co., Ltd.
 patents
5. 1 out of 14 
 
Mitsubishi Electric Company
 patents
6. 1 out of 1 
 
Ulcoat (ulvac Coating Corporation)
 patent
7. 1 out of 15,844 
 
Mitsubishi Electric Corporation
 patents
8. 3 out of 832,680 
Other
 patents
where one patent can have more than one assignee

Years Active: 1996-2007

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9 patents (USPTO):Explore Patents
1. 7282308 - Phase shifter film and process for the same (2007-10-16),
2. 7090947 - Phase shifter film and process for the same (2006-08-15),
3. 6689515 - Phase-shifting photomask blank, phase-shifting photomask, method for producing them and apparatus for manufacturing the blank (2004-02-10),
4. 6569577 - Phase-shift photo mask blank, phase-shift photo mask and method for fabricating semiconductor devices (2003-05-27),
5. 6228541 - Phase-shifting photomask blank, phase-shifting photomask, method for producing them and apparatus for manufacturing the blank (2001-05-08),
6. 5952128 - Phase-shifting photomask blank and method of manufacturing the same as (1999-09-14),
7. 5938897 - Method of manufacturing phase-shifting photomask blank (1999-08-17),
8. 5605776 - Phase-shifting photomask blank, phase-shifting photomask, and method of (1997-02-25),
9. 5482799 - Phase shift mask and manufacturing method thereof (1996-01-09),
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