YT

Yusuke Tokunaga

PA Panasonic: 22 patents #856 of 21,108Top 5%
Ricoh Company: 4 patents #4,167 of 9,818Top 45%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
AC Alphana Technology Co.: 2 patents #6 of 30Top 20%
RI Riken: 1 patents #679 of 1,824Top 40%
Samsung: 1 patents #49,284 of 75,807Top 70%
Overall (All Time): #106,109 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 25 most recent of 33 patents

Patent #TitleCo-InventorsDate
12420561 Image forming apparatus, image reading device, and liquid discharge device 2025-09-23
12059906 Method and mechanism of attaching readers, and image reading device 2024-08-13
11711474 Reading device and image forming apparatus Taiki YAMAMOTO, Yuichiro Maeyama, Kiyoshi Hata 2023-07-25
11647306 Solid-state imaging device and camera 2023-05-09
11490043 Imaging device and camera 2022-11-01
11323083 Amplifier circuit 2022-05-03
11077666 Waste liquid collector and liquid discharge apparatus Daisuke Nakamura 2021-08-03
10070089 Inverting amplifier, integrator, sample hold circuit, ad converter, image sensor, and imaging apparatus 2018-09-04
10049761 Magnetic element, skyrmion memory, solid-state electronic device, data-storage device, data processing and communication device Xiuzhen Yu, Yasujiro Taguchi, Yoshinori Tokura, Yoshio Kaneko 2018-08-14
9491385 Switched capacitor circuit and method for driving the same 2016-11-08
9368231 Switched capacitor circuit and drive method thereof 2016-06-14
9258503 A/D converter, image sensor, and digital camera Yasuhiro TATEWAKI 2016-02-09
8912941 Analog-digital conversion circuit and method for driving the same 2014-12-16
8810959 Disk drive spindle motor with core support having angled sloping part of decreased thickness Tomoya Takahashi, Kazuyoshi Nagai 2014-08-19
8508269 Reference frequency generation circuit, semiconductor integrated circuit, and electronic device Shiro Sakiyama 2013-08-13
8390953 Drive device with hub having improved impact resistance where hub meets rotating shaft 2013-03-05
8212624 Reference frequency generation circuit, semiconductor integrated circuit, and electronic device Shiro Sakiyama, Akinori Matsumoto, Shiro Dosho 2012-07-03
8184396 Disk drive device with hub having a rotational frequency of axial run-out smaller than 0.1 μm for improved shock resistance 2012-05-22
8130608 Coupled ring oscillator and method for initializing the same Akinori Matsumoto, Shiro Sakiyama, Shiro Dosho, Takashi Morie 2012-03-06
8040168 Charge pump circuit Shiro Sakiyama, Shiro Dosho, Toru Iwata, Takashi Hirata 2011-10-18
8013650 Phase adjustment circuit Shiro Dosho, Shiro Sakiyama, Seiji Watanabe, Hiroshi Koshida 2011-09-06
7936295 Digital/analog converter circuit Shiro Sakiyama, Shiro Dosho, Yasuyuki Doi, Kurumi Nakayama 2011-05-03
7920002 Pulse synthesis circuit Shiro Sakiyama, Shiro Dosho, Akinori Matsumoto, Takashi Morie, Kazuaki Sogawa +2 more 2011-04-05
7911369 Pipelined AD converter Takashi Morie, Kazuo Matsukawa, Shiro Sakiyama, Shiro Dosho 2011-03-22
7808295 Multiphase level shift system Shiro Sakiyama, Akinori Matsumoto, Takashi Morie, Shiro Dosho 2010-10-05