MI

Masahiro Ishida

Ricoh Company: 92 patents #44 of 9,818Top 1%
AD Advantest: 87 patents #3 of 1,193Top 1%
TK Terumo Kabushiki Kaisha: 52 patents #1 of 1,558Top 1%
Sumitomo Electric Industries: 25 patents #692 of 21,551Top 4%
PA Panasonic: 19 patents #1,080 of 21,108Top 6%
The Yokohama Rubber Co.: 19 patents #60 of 1,136Top 6%
Mitsubishi Electric: 12 patents #2,296 of 25,717Top 9%
KT Kabushiki Kaisha Toshiba: 7 patents #4,294 of 21,451Top 25%
SI Seiko Instruments: 6 patents #265 of 1,437Top 20%
RE Renesas Electronics: 3 patents #1,322 of 4,529Top 30%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
KA Kaneka: 2 patents #598 of 1,525Top 40%
Yamaha: 2 patents #899 of 2,001Top 45%
TT The University Of Tokyo: 2 patents #500 of 2,633Top 20%
TC Toshiba Machine Co.: 1 patents #70 of 186Top 40%
MD Mitsubisih Denki: 1 patents #26 of 381Top 7%
DC Dow Corning Toray Co.: 1 patents #117 of 258Top 50%
AC Alps Alpine Co.: 1 patents #246 of 525Top 50%
AC Alps Electric Co.: 1 patents #1,191 of 2,177Top 55%
HE Hitachi Micro Computer Engineering: 1 patents #131 of 393Top 35%
University of California: 1 patents #8,022 of 18,278Top 45%
TK Toshiba Kikai: 1 patents #381 of 713Top 55%
📍 Yokohama, CA: #5 of 287 inventorsTop 2%
Overall (All Time): #991 of 4,157,543Top 1%
334
Patents All Time

Issued Patents All Time

Showing 226–250 of 334 patents

Patent #TitleCo-InventorsDate
7501905 Oscillator circuit, PLL circuit, semiconductor chip, and test apparatus Kiyotaka Ichiyama 2009-03-10
7496137 Apparatus for measuring jitter and method of measuring jitter Kiyotaka Ichiyama, Takahiro Yamaguchi, Mani Soma 2009-02-24
7480322 Electrically-pumped (Ga,In,Al)N vertical-cavity surface-emitting laser Daniel F. Feezell, Daniel A. Cohen, Robert M. Farrell, Shuji Nakamura 2009-01-20
7466140 Signal generation circuit, jitter injection circuit, semiconductor chip and test apparatus Kiyotaka Ichiyama 2008-12-16
7460592 Apparatus for measuring jitter and method of measuring jitter Takahiro Yamaguchi, Mani Soma 2008-12-02
7412341 Jitter amplifier, jitter amplification method, electronic device, testing apparatus, and testing method Kiyotaka Ichiyama, Takahiro Yamaguchi 2008-08-12
7409307 Calibration apparatus, calibration method, testing apparatus, and testing method 2008-08-05
7398169 Measuring apparatus, measuring method, testing apparatus, testing method, and electronics device Takahiro Yamaguchi, Satoshi Iwamoto, Masakatsu Suda 2008-07-08
7397847 Testing device for testing electronic device and testing method thereof Takahiro Yamaguchi, Mani Soma 2008-07-08
7394277 Testing apparatus, testing method, jitter filtering circuit, and jitter filtering method Kiyotaka Ichiyama, Takahiro Yamaguchi 2008-07-01
7356109 Apparatus for and method of measuring clock skew Takahiro Yamaguchi, Mani Soma 2008-04-08
7352190 Calibration apparatus, calibration method, and testing apparatus 2008-04-01
7345311 Semiconductor substrate, method of manufacturing the semiconductor substrate, semiconductor device and pattern forming method Masahiro Ogawa, Masaya Mannoh, Masaaki Yuri 2008-03-18
7322390 Pneumatic tire having tread with blocks having obtuse angle corner portions Kenji Yamane 2008-01-29
7317309 Wideband signal analyzing apparatus, wideband period jitter analyzing apparatus, and wideband skew analyzing apparatus Takahiro Yamaguchi, Mani Soma 2008-01-08
7313496 Test apparatus and test method for testing a device under test Takahiro Yamaguchi, Mani Soma 2007-12-25
7305025 Measurement instrument and measurement method Takahiro Yamaguchi, Mani Soma 2007-12-04
7263150 Probability estimating apparatus and method for peak-to-peak clock skews Takahiro Yamaguchi, Mani Soma 2007-08-28
7254764 Generating test patterns used in testing semiconductor integrated circuit Takahiro Yamaguchi 2007-08-07
7229499 Manufacturing method for semiconductor device, semiconductor device and semiconductor wafer 2007-06-12
7225377 Generating test patterns used in testing semiconductor integrated circuit Takahiro Yamaguchi 2007-05-29
7225378 Generating test patterns used in testing semiconductor integrated circuit Takahiro Yamaguchi 2007-05-29
7203229 Apparatus for and method of measuring jitter Takahiro Yamaguchi, Mani Soma 2007-04-10
7185254 Method and apparatus for generating test patterns used in testing semiconductor integrated circuit Takahiro Yamaguchi 2007-02-27
7136773 Testing apparatus and testing method Takahiro Yamaguchi, Mani Soma 2006-11-14