KY

Keiichi Yamaguchi

SE Seiko Epson: 40 patents #305 of 7,774Top 4%
KT Kabushiki Kaisha Toshiba: 39 patents #530 of 21,451Top 3%
SC Sanyo Electric Co.: 5 patents #1,180 of 6,347Top 20%
TS Toshiba Infrastructure Systems & Solutions: 4 patents #32 of 424Top 8%
SY Sysmex: 3 patents #244 of 868Top 30%
KC Kanto Sanyo Semiconductor Co.: 2 patents #16 of 51Top 35%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
SC Softard Industries Co.: 1 patents #7 of 23Top 35%
TL Tokyo Electron Limited: 1 patents #3,538 of 5,567Top 65%
NE Nec: 1 patents #7,889 of 14,502Top 55%
GH Gree Holdings: 1 patents #171 of 205Top 85%
IC International Superconductivity Technology Center: 1 patents #110 of 245Top 45%
📍 Ota, JP: #8 of 330 inventorsTop 3%
Overall (All Time): #16,971 of 4,157,543Top 1%
92
Patents All Time

Issued Patents All Time

Showing 26–50 of 92 patents

Patent #TitleCo-InventorsDate
11239407 Frequency adjustment method of vibrator element Seiichiro Ogura, Masahiro Oshio, Ryuta Nishizawa 2022-02-01
11181371 Vibrator device, electronic apparatus, and vehicle Ryuta Nishizawa, Shiro Murakami 2021-11-23
11139782 Amplification apparatus and transmission apparatus Atsushi Yamaoka, Yuuki Funahashi 2021-10-05
11085765 Frequency adjustment method of vibration element, manufacturing method of vibration element, vibration element, physical quantity sensor, inertial measurement device, electronic apparatus, vehicle Shogo Sasaki, Masashi Shimura, Masahiro Oshio, Ryuta Nishizawa, Seiichiro Ogura 2021-08-10
11079226 Physical quantity sensor, method of manufacturing physical quantity sensor, electronic apparatus, and vehicle Ryuta Nishizawa 2021-08-03
11070169 Vibration element and oscillator Ryuta Nishizawa, Atsushi Matsuo, Byonhaku Yu 2021-07-20
11025222 Vibration element, manufacturing method of vibration element, physical quantity sensor, inertial measurement device, electronic apparatus, and vehicle Seiichiro Ogura, Masahiro Oshio, Takashi Yamazaki 2021-06-01
11025211 Amplification apparatus and transmission apparatus Atsushi Yamaoka, Yuuki Funahashi 2021-06-01
10985704 Amplifier circuit and transmitting device Thomas Martin Hone, Atsushi Yamaoka 2021-04-20
10866097 Sensor element, physical quantity sensor, electronic apparatus, and vehicle Ryuta Nishizawa 2020-12-15
10794778 Physical quantity detecting device, electronic apparatus, and moving object Ryuta Nishizawa, Keiji Nakagawa, Atsushi Matsuo, Fumio Ichikawa 2020-10-06
10760908 Vibration device, angular velocity sensor, electronic device, and vehicle Ryuta Nishizawa, Shiro Murakami, Keiji Nakagawa 2020-09-01
10690500 Sensor element, sensor, electronic apparatus, and vehicle Ryuta Nishizawa 2020-06-23
10658983 Amplifier and transmitter Thomas Martin Hone, Atsushi Yamaoka 2020-05-19
10411654 Amplifier and transmitter Thomas Martin Hone, Atsushi Yamaoka 2019-09-10
10302430 Electronic device, electronic apparatus, and moving object Ryuta Nishizawa, Takashi Nomiya 2019-05-28
10270479 Signal processing device Makoto Tanahashi, Yoshimasa Egashira 2019-04-23
10122390 Modulated signal generating device and wireless device Yoshimasa Egashira 2018-11-06
10072928 Physical quantity detection vibrator element, physical quantity detection apparatus, electronic apparatus, and moving object Masahiro Ishii, Takayuki Kikuchi 2018-09-11
10069461 Doherty amplifier Takashi Yamamoto, Takaya Kitahara 2018-09-04
10036760 Sample analyzer and sample analysis method Hiroshi Kurono, Katsushi Kobayashi 2018-07-31
9874484 Physical quantity detecting device, electronic apparatus, and moving object Ryuta Nishizawa, Keiji Nakagawa, Atsushi Matsuo, Fumio Ichikawa 2018-01-23
9755584 Amplifier 2017-09-05
9631926 Vibration element, vibrator, vibration device, electronic device and moving object Seiichiro Ogura, Ryuta Nishizawa, Takayuki Kikuchi 2017-04-25
9590829 Modulated signal generating device and wireless device Yoshimasa Egashira 2017-03-07