Inventor
AISU KATSUHIKO
JP18 patents
⚠️ This page may combine multiple inventors who share the name “AISU KATSUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
4 patentsUS5227793AJul 13, 1993
Current mode digital-to-analog converter using complementary devices
RICOH KK24 citations91
US6278322B1Aug 21, 2001
Transconductance amplifier and automatic gain control device using it
RICOH KK17 citations83
US7382187B2Jun 3, 2008
Semiconductor integrated circuit and amplifier for suppressing pop sound while minimizing voltage transition settling time
RICOH KK7 citations72
US7671679B2Mar 2, 2010
Semiconductor integrated circuit and amplifier for suppressing pop sound while minimizing voltage transition settling time
RICOH KK3 citations61
AISU KATSUHIKO
4 patentsUS8531237B2Sep 10, 2013
Low-pass filter, constant voltage circuit, and semiconductor integrated circuit including same
AISU KATSUHIKO18 citations81
US10298869B2May 21, 2019
Photoelectric conversion device and image generation device
AISU KATSUHIKO1 citations60
US10078010B2Sep 18, 2018
Photoelectric conversion device, image generation device, and method of correcting output of photoelectric conversion device
AISU KATSUHIKO0 citations50
US9478568B2Oct 25, 2016
Photoelectric conversion device having two switch elements
AISU KATSUHIKO0 citations39
RICOH CO LTD
2 patentsNEGORO TAKAAKI
2 patentsSAKURANO KATSUYUKI
2 patentsUS9508871B2Nov 29, 2016
Solid-state image sensing device with electrode implanted into deep trench
SAKURANO KATSUYUKI0 citations35
US9472706B2Oct 18, 2016
Image sensor having a plurality of phototransistors separated by trench-gate structures and method of manufacturing the same
SAKURANO KATSUYUKI0 citations35