KA

Katsuhiko Aisu

Ricoh Company: 18 patents #1,197 of 9,818Top 15%
📍 Kasai, JP: #450 of 5,842 inventorsTop 8%
Overall (All Time): #255,382 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
10298869 Photoelectric conversion device and image generation device Yasukazu Nakatani, Kazuhiro Yoneda, Takaaki Negoro, Yoshinori Ueda, Katsuyuki Sakurano 2019-05-21
10078010 Photoelectric conversion device, image generation device, and method of correcting output of photoelectric conversion device Hirofumi Watanabe, Takaaki Negoro, Yoshinori Ueda, Yasukazu Nakatani, Kazuhiro Yoneda +1 more 2018-09-18
9923019 Semiconductor device, manufacturing method thereof and imaging apparatus Takaaki Negoro, Yoshinori Ueda, Katsuyuki Sakurano, Yasukazu Nakatani, Kazuhiro Yoneda 2018-03-20
9871984 Imaging device, control method of imaging device, and pixel structure Kazuhiro Yoneda, Hirofumi Watanabe, Takaaki Negoro, Yasukazu Nakatani, Katsuyuki Sakurano 2018-01-16
9762822 Imaging device including a phototransistor, method of driving the imaging device, and camera including the imaging device Takaaki Negoro, Hirofumi Watanabe, Kazuhiro Yoneda, Katsuyuki Sakurano 2017-09-12
9749566 Imaging device and electronic device Kazuhiro Yoneda, Hirofumi Watanabe, Takaaki Negoro, Yasukazu Nakatani, Katsuyuki Sakurano 2017-08-29
9571770 Sense circuit and method of operation thereof and photoelectric conversion array connected to inverting input of sense circuit Yutaka Hayashi, Toshitaka Ota, Yasushi Nagamune, Hirofumi Watanabe, Kazuhiro Yoneda +1 more 2017-02-14
9508871 Solid-state image sensing device with electrode implanted into deep trench Katsuyuki Sakurano, Takaaki Negoro, Yoshinori Ueda, Kazuhiro Yoneda, Yasukazu Nakatani +1 more 2016-11-29
9478568 Photoelectric conversion device having two switch elements Takaaki Negoro, Kazuhiro Yoneda, Katsuyuki Sakurano, Hirofumi Watanabe 2016-10-25
9472706 Image sensor having a plurality of phototransistors separated by trench-gate structures and method of manufacturing the same Katsuyuki Sakurano, Takaaki Negoro, Kazuhiro Yoneda, Yasukazu Nakatani, Hirofumi Watanabe 2016-10-18
9059065 Method of varying gain of amplifying photoelectric conversion device and variable gain photoelectric conversion device Yutaka Hayashi, Kazuhiro Yoneda, Hirofumi Watanabe, Takaaki Negoro, Toshitaka Ota +1 more 2015-06-16
8969810 Infrared sensor device Takeshi Nagahisa, Hirofumi Watanabe 2015-03-03
8531237 Low-pass filter, constant voltage circuit, and semiconductor integrated circuit including same 2013-09-10
8378747 Differential amplifier circuit, operational amplifier including difference amplifier circuit, and voltage regulator circuit 2013-02-19
7671679 Semiconductor integrated circuit and amplifier for suppressing pop sound while minimizing voltage transition settling time 2010-03-02
7382187 Semiconductor integrated circuit and amplifier for suppressing pop sound while minimizing voltage transition settling time 2008-06-03
6278322 Transconductance amplifier and automatic gain control device using it Junichi Ikeda 2001-08-21
5227793 Current mode digital-to-analog converter using complementary devices 1993-07-13