TK

Takayuki Kawahara

HI Hitachi: 74 patents #91 of 28,497Top 1%
RT Renesas Technology: 36 patents #13 of 3,337Top 1%
HC Hitachi Device Engineering Co.: 13 patents #16 of 514Top 4%
RE Renesas Electronics: 12 patents #246 of 4,529Top 6%
HE Hitachi Vlsi Engineering: 11 patents #38 of 666Top 6%
HC Hitachi Ulsi Systems Co.: 7 patents #101 of 867Top 15%
SA Sanden: 3 patents #149 of 631Top 25%
ML Mitsubishi Petrochemical Company Limited: 2 patents #172 of 670Top 30%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
HH Hitachi High-Technologies: 2 patents #968 of 1,917Top 55%
UC Université Paris Cité: 1 patents #123 of 608Top 25%
CN CNRS: 1 patents #3,857 of 11,908Top 35%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
MC Mitsubishi Chemical: 1 patents #1,511 of 3,022Top 50%
NC Nisshin Steel Co.: 1 patents #240 of 514Top 50%
AC Asahi Glass Co.: 1 patents #1,233 of 2,251Top 55%
📍 Higashiyamato, JP: #1 of 215 inventorsTop 1%
Overall (All Time): #8,058 of 4,157,543Top 1%
133
Patents All Time

Issued Patents All Time

Showing 1–25 of 133 patents

Patent #TitleCo-InventorsDate
10481125 Biomolecule measuring device Yoshimitsu Yanagawa, Naoshi Itabashi, Riichiro Takemura 2019-11-19
10451584 Biomolecule measuring device Yoshimitsu Yanagawa, Takahide YOKOI, Naoshi Itabashi, Sonoko Migitaka, Makiko Yoshida +1 more 2019-10-22
9725753 Biomolecule information analysis device Kazuo Ono, Tatsuo Nakagawa, Yoshimitsu Yanagawa, Akira Kotabe, Riichiro Takemura 2017-08-08
9318178 Semiconductor storage device and data processing method Riichiro Takemura, Kazuo Ono, Nobuaki Kohinata 2016-04-19
9257483 Magnetic memory, method of manufacturing the same, and method of driving the same Takashi Ishigaki, Riichiro Takemura, Kazuo Ono, Kenchi Ito 2016-02-09
9177628 Semiconductor device with low voltage programming/erasing operations Riichiro Takemura, Kazuo Ono 2015-11-03
8837251 Semiconductor device with low voltage programming/erasing operation Riichiro Takemura, Kazuo Ono 2014-09-16
8750032 Semiconductor recording device Riichiro Takemura, Takashi Ishigaki, Kiyoo Itoh 2014-06-10
8587995 Semiconductor device Riichiro Takemura, Kenzo Kurotsuchi 2013-11-19
8508283 Semiconductor device with back-gate voltage control of a logic circuit Masanao Yamaoka 2013-08-13
8427864 Semiconductor storage device Kiyoo Itoh, Riichiro Takemura, Kenchi Ito 2013-04-23
8363464 Semiconductor device Riichiro Takemura, Kenzo Kurotsuchi 2013-01-29
8330496 Semiconductor integrated circuit device Masanao Yamaoka 2012-12-11
8228724 Semiconductor device Riichiro Takemura, Kenzo Kurotsuchi 2012-07-24
8203868 Semiconductor memory device Masanao Yamaoka 2012-06-19
8199596 Semiconductor memory device having a plurality of sense amplifier circuits Satoru Akiyama, Riichiro Takemura, Tomonori Sekiguchi 2012-06-12
8116128 Semiconductor device Riichiro Takemura, Kenzo Kurotsuchi 2012-02-14
8031511 Semiconductor device Kenichi Osada, Naoki Kitai, Kazumasa Yanagisawa 2011-10-04
7995377 Semiconductor memory device Masanao Yamaoka 2011-08-09
7943996 Semiconductor device and semiconductor integrated circuit using the same Masanao Yamaoka 2011-05-17
7907435 Semiconductor device Kenichi Osada, Naoki Kitai, Kazumasa Yanagisawa 2011-03-15
7843751 Semiconductor memory device comprising sense amplifier having P-type sense amplifier and N-type sense amplifiers with different threshold voltages Satoru Akiyama, Riichiro Takemura, Tomonori Sekiguchi 2010-11-30
7808045 Semiconductor device and semiconductor integrated circuit using the same Masanao Yamaoka 2010-10-05
7787290 Semiconductor device Riichiro Takemura, Kenchi Ito, Hiromasa Takahashi 2010-08-31
7778068 Semiconductor device Riichiro Takemura, Kenchi Ito, Hiromasa Takahashi 2010-08-17