Ken Suyama has been granted 7 US patents while listed as an inventor at Epoch Microelectronics . The first was granted in 2005 and the most recent in June 2014. Ken Suyama ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Ken Suyama in Mamaroneck, NY, US.
Patents per Year Patents granted per year, 2005 to 2014 Bar chart with a peak of 2 patents in 2010. peak 2 2005: 1 patents 2005 2006: 1 patents 2006 2007: 1 patents 2007 2008: 1 patents 2008 2010: 2 patents 2010 2014: 1 patents 2014
Issued Patents All Time
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Showing 1–7 of 7 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
8754713 PLL circuit with improved phase difference detection Toshiya Uozumi , Keisuke Ueda , Mitsunori Samata , Satoru Yamamoto , Russell Mohn +1 more 2014-06-17
7859344 PLL circuit with improved phase difference detection Toshiya Uozumi , Keisuke Ueda , Mitsunori Samata , Satoru Yamamoto , Russell Mohn +1 more 2010-12-28
7689191 Semiconductor integrated circuit having built-in PLL circuit Yasuyuki Kimura , Satoshi Shimizu , Masakatsu Yokota , Aleksander Dec 2010-03-30
$99,000
7336138 Embedded structure circuit for VCO and regulator Tomomitsu Kitamura , Aleksander Dec 2008-02-26
$184,000
7212047 Semiconductor integrated circuit having built-in PLL circuit Yasuyuki Kimura , Satoshi Shimizu , Masakatsu Yokota , Aleksander Dec 2007-05-01
$181,000
7015735 Semiconductor integrated circuit having built-in PLL circuit Yasuyuki Kimura , Satoshi Shimizu , Masakatsu Yokota , Aleksander Dec 2006-03-21
$111,000
6906596 Oscillation circuit and a communication semiconductor integrated circuit Tomomitsu Kitamura , Yasuyuki Kimura , Aleksander Dec 2005-06-14
$81,000