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For the Inventor, By the Inventor

Minowa-machi, Japan

Hiroyuki Mukaiyama

USPTO Granted Patents = 9


Average Co-Inventor Count = 2.8

ph-index = 5

Forward Citations = 196(Granted Patents)


Location History:

  • Nagano-ken, JP (1998)
  • Nagano, JP (2001)
  • Suwa, JP (1997 - 2007)
  • Minowa-machi, JP (2010 - 2011)

Company Filing History:

goldMedal8 out of 33,464 
 
Seiko Epson Corporation
 patents
silverMedal1 out of 100 
 
Epson Toyocom Corporation
 patents

Years Active: 1997-2011

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9 patents (USPTO):Explore Patents
1. 7927687 - Optical element, optical lowpass filter, and solid-state imaging device (2011-04-19),
2. 7740934 - Optical low pass filter (2010-06-22),
3. 7221525 - Drive apparatus, lens unit, and camera (2007-05-22),
4. 6220704 - Progressive power lens (2001-04-24),
5. 6199983 - Apparatus and method for manufacturing a progressive multi-focal lens (2001-03-13),
6. 6019470 - Progressive multifocal lens and manufacturing method of eyeglass lens (2000-02-01),
7. 5926250 - Multifocal lens for eyeglass and eyeglass lens (1999-07-20),
8. 5745211 - Progressive power lens and eye glass lens (1998-04-28),
9. 5644374 - Variable focus type eyesight correcting apparatus (1997-07-01),
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